{"title":"TH400 Transmission Parts","description":"\u003cp\u003eComplete catalog of TH400 transmission parts for 1964-1990 GM heavy-duty applications and high-horsepower performance builds.\u003c\/p\u003e\u003cp\u003eWe carry rebuild kits, master kits, shift solenoids, EPC and TCC solenoids, valve bodies, torque converters, hard parts including sun shells and planetary assemblies, gaskets, seals, filters, sensors, and shift correction kits — everything you need to overhaul a TH400 from start to finish.\u003c\/p\u003e\u003cp\u003eAll parts are OEM or quality aftermarket, sourced through authorized distributors. Wholesale pricing available for transmission shops; fast shipping nationwide.\u003c\/p\u003e","products":[{"product_id":"sonnax-th400-3l80-12-inch-performance-torque-converter-2200-2400-rpm-stall","title":"TH400 Performance Torque Converter 2200-2600 Stall 1965-1990 OEM TO-GM6HS-26","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a torque converter for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\u003cli\u003ea remanufactured or performance torque converter matched to the application\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003econverter shudder or vibration\u003c\/li\u003e\n\u003cli\u003eslipping, overheating or burnt fluid\u003c\/li\u003e\n\u003cli\u003eTCC lockup codes\u003c\/li\u003e\n\u003cli\u003ewrong stall speed on a performance build\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e TO-GM6HS-26\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"Sonnax","offers":[{"title":"Default Title","offer_id":50932510195959,"sku":null,"price":467.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/th400-performance-torque-converter-2200-2600-stall-1965-1990-1.jpg?v=1785276489"},{"product_id":"sonnax-th400-turbo-400-hd-hardened-sun-shell","title":"TH400 Turbo 400 HD Hardened Sun Shell 1965-1990 CTS-TH400-SHL-1236 Sonnax","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a replacement component for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"Sonnax","offers":[{"title":"Default Title","offer_id":50932510163191,"sku":null,"price":155.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/34658-HD.webp?v=1777754170"},{"product_id":"sonnax-th400-turbo-400-output-shaft-32-spline","title":"TH400 8620 Steel Output Shaft Standard Length 1965-1990 OEM PCE684.1001","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a steel clutch plate module for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\u003cli\u003ehardened steel clutch plates matched to the friction stack\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eworn, blued or heat-damaged steels\u003c\/li\u003e\n\u003cli\u003eclutch pack slip after a rebuild\u003c\/li\u003e\n\u003cli\u003eloss of drive or reverse\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e PCE684.1001\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"Sonnax","offers":[{"title":"Default Title","offer_id":50932510228727,"sku":null,"price":339.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/th400-8620-steel-output-shaft-standard-length-1965-1990-1.jpg?v=1785276494"},{"product_id":"th400-turbo-400-hd-input-shaft-1965-1990","title":"TH400 Billet 300M Steel Input Shaft 1965-1990 OEM PCE602.1007","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a steel clutch plate module for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\u003cli\u003ehardened steel clutch plates matched to the friction stack\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eworn, blued or heat-damaged steels\u003c\/li\u003e\n\u003cli\u003eclutch pack slip after a rebuild\u003c\/li\u003e\n\u003cli\u003eloss of drive or reverse\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e PCE602.1007\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"Sonnax","offers":[{"title":"Default Title","offer_id":50932510294263,"sku":null,"price":243.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/th400-billet-300m-steel-input-shaft-1965-1990-1.jpg?v=1785276499"},{"product_id":"sonnax-th400-turbo-400-trans-brake-valve-body","title":"TH400 Trans-Brake Valve Body Kit Billet Aluminum 1965-1990 OEM 603206","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a remanufactured valve body for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ea cleaned, inspected and vacuum-tested valve body\u003c\/li\u003e\n\u003cli\u003eupdated valves and springs where applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eharsh, soft or missing shifts\u003c\/li\u003e\n\u003cli\u003eno drive or no reverse\u003c\/li\u003e\n\u003cli\u003eerratic line pressure or converter lockup\u003c\/li\u003e\n\u003cli\u003eshift-timing complaints traced to valve-body wear\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e 603206\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"Sonnax","offers":[{"title":"Default Title","offer_id":50932510261495,"sku":null,"price":845.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/th400-trans-brake-valve-body-kit-billet-aluminum-1965-1990-1.jpg?v=1785276505"},{"product_id":"sonnax-th400-turbo-400-governor-assembly","title":"TH400 Turbo 400 Governor Assembly 1965-1990 CTS-TH400-GOV-2950 Sonnax","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a replacement component for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"Sonnax","offers":[{"title":"Default Title","offer_id":50932510359799,"sku":null,"price":69.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/34555-03K_c5f641c2-fc46-4e8f-ac30-44d2add482c6.webp?v=1777754184"},{"product_id":"sonnax-th400-turbo-400-1-2-shift-valve","title":"TH400 Turbo 400 1-2 Shift Valve 1965-1990 CTS-TH400-VLB-9269 Sonnax","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a replacement component for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"Sonnax","offers":[{"title":"Default Title","offer_id":50932510327031,"sku":null,"price":47.87,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/34211-01K.webp?v=1777754187"},{"product_id":"sonnax-th400-turbo-400-reverse-boost-valve","title":"TH400 Turbo 400 Reverse Boost Valve 1965-1990 CTS-TH400-VLB-4856 Sonnax","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a replacement component for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"Sonnax","offers":[{"title":"Default Title","offer_id":50932510425335,"sku":null,"price":37.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/34211-01K_1d9488de-08a3-41d8-b6c5-1a8679781c59.webp?v=1777754188"},{"product_id":"sonnax-th400-hd-sun-shell","title":"TH400 HD Sun Shell 1965-1990 CTS-TH400-SHL-8642 Sonnax","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a replacement component for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"Sonnax","offers":[{"title":"Default Title","offer_id":50932510392567,"sku":null,"price":99.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/34211-01K_25df1ef5-0b90-4036-adce-c5fcbe84b1db.webp?v=1777754245"},{"product_id":"th400-torque-converter-1965-1990-oem-2307305","title":"TH400 ARP Pro Series Torque Converter Bolt Kit 1965-1990 OEM 2307305","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a torque converter for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\u003cli\u003ea remanufactured or performance torque converter matched to the application\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003econverter shudder or vibration\u003c\/li\u003e\n\u003cli\u003eslipping, overheating or burnt fluid\u003c\/li\u003e\n\u003cli\u003eTCC lockup codes\u003c\/li\u003e\n\u003cli\u003ewrong stall speed on a performance build\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e 2307305\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"Aftermarket","offers":[{"title":"Default Title","offer_id":50746678182135,"sku":"CTS-TH400-0002","price":44.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/th400-arp-pro-series-torque-converter-bolt-kit-1965-1990-1.jpg?v=1785262103"},{"product_id":"th400-torque-converter-1965-1990-oem-2307304","title":"TH400 Torque Converter Bolt Kit 6-Piece 1965-1990 OEM 2307304","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a torque converter for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\u003cli\u003ea remanufactured or performance torque converter matched to the application\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003econverter shudder or vibration\u003c\/li\u003e\n\u003cli\u003eslipping, overheating or burnt fluid\u003c\/li\u003e\n\u003cli\u003eTCC lockup codes\u003c\/li\u003e\n\u003cli\u003ewrong stall speed on a performance build\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e 2307304\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"Aftermarket","offers":[{"title":"Default Title","offer_id":50746678870263,"sku":"CTS-TH400-0003","price":21.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/th400-torque-converter-bolt-kit-6-piece-1965-1990-1.jpg?v=1785262085"},{"product_id":"th400-internal-wiring-harness-1965-1990-oem-24200161","title":"TH400 Wiring Harness 1965-1990 OEM 24200161","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a transmission wiring connector \/ repair pigtail for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\u003cli\u003ea pre-wired connector pigtail for a clean splice-in repair\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eintermittent or lost shift control\u003c\/li\u003e\n\u003cli\u003esolenoid or sensor codes from a chafed or corroded connector\u003c\/li\u003e\n\u003cli\u003elimp mode caused by a failed internal connection\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e 24200161\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"Aftermarket","offers":[{"title":"Default Title","offer_id":50746685325559,"sku":"CTS-TH400-0006","price":28.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/61mXUaGU13L._AC_UY218_1e940253-b324-4add-894e-a01f9caa9fba.jpg?v=1778100520"},{"product_id":"th400-internal-wiring-harness-1965-1990-oem-24224906","title":"TH400 Wiring Harness 1965-1990 OEM 24224906","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a transmission wiring connector \/ repair pigtail for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\u003cli\u003ea pre-wired connector pigtail for a clean splice-in repair\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eintermittent or lost shift control\u003c\/li\u003e\n\u003cli\u003esolenoid or sensor codes from a chafed or corroded connector\u003c\/li\u003e\n\u003cli\u003elimp mode caused by a failed internal connection\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e 24224906\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"Aftermarket","offers":[{"title":"Default Title","offer_id":50746685620471,"sku":"CTS-TH400-0007","price":29.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/5170HxyE3mL._AC_UY218_b06eb92e-8052-4717-b11a-e1a53dde13ca.jpg?v=1778100530"},{"product_id":"th400-internal-wiring-harness-1965-1990-350-0071","title":"TH400 Wiring Harness 1965-1990 OEM 24200161","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a transmission wiring connector \/ repair pigtail for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\u003cli\u003ea pre-wired connector pigtail for a clean splice-in repair\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eintermittent or lost shift control\u003c\/li\u003e\n\u003cli\u003esolenoid or sensor codes from a chafed or corroded connector\u003c\/li\u003e\n\u003cli\u003elimp mode caused by a failed internal connection\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e 24200161\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"Aftermarket","offers":[{"title":"Default Title","offer_id":50746685882615,"sku":"CTS-TH400-0008","price":40.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/61sJ1GtiXuL._AC_UY218_914c60fc-6ba0-4ea7-be00-fc1deb25d518.jpg?v=1778100540"},{"product_id":"th400-torque-converter-1965-1990-oem-th250","title":"TH400 Torque Converter 1965-1990 TH250 OEM","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a torque converter for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\u003cli\u003ea remanufactured or performance torque converter matched to the application\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003econverter shudder or vibration\u003c\/li\u003e\n\u003cli\u003eslipping, overheating or burnt fluid\u003c\/li\u003e\n\u003cli\u003eTCC lockup codes\u003c\/li\u003e\n\u003cli\u003ewrong stall speed on a performance build\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"Aftermarket","offers":[{"title":"Default Title","offer_id":50746703511799,"sku":"CTS-TH400-0009","price":179.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/61NNmd81KrL._AC_UY218_cea42b23-6b41-45d1-97f4-4ab235af5277.jpg?v=1778100915"},{"product_id":"th400-master-rebuild-kit-1965-1990-oem-22107","title":"TH400 Master Transmission Rebuild Kit 1965-1990","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a master rebuild and overhaul kit for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eOE-quality clutch friction plates\u003c\/li\u003e\n\u003cli\u003ehardened steel clutch plates\u003c\/li\u003e\n\u003cli\u003ea full gasket and seal set\u003c\/li\u003e\n\u003cli\u003emolded pistons, rubber O-rings and lip seals\u003c\/li\u003e\n\u003cli\u003eTeflon and metal-clad sealing rings\u003c\/li\u003e\n\u003cli\u003ea transmission filter\u003c\/li\u003e\n\u003cli\u003ebushings, thrust washers and sealing components as applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eslipping or delayed engagement\u003c\/li\u003e\n\u003cli\u003eharsh, flaring or erratic shifts\u003c\/li\u003e\n\u003cli\u003eburnt or discolored transmission fluid\u003c\/li\u003e\n\u003cli\u003ehigh-mileage wear or a prior failure\u003c\/li\u003e\n\u003cli\u003eoverheating and loss of line pressure\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"Aftermarket","offers":[{"title":"Default Title","offer_id":50746797392119,"sku":"CTS-TH400-0011","price":283.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/614DzFbILzL._AC_UY218.jpg?v=1778105942"},{"product_id":"th400-master-rebuild-kit-1965-1990-alto","title":"TH400 Less-Steel Transmission Rebuild Kit 1965-1990 - Alto","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a master rebuild and overhaul kit for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eOE-quality clutch friction plates\u003c\/li\u003e\n\u003cli\u003ehardened steel clutch plates\u003c\/li\u003e\n\u003cli\u003ea full gasket and seal set\u003c\/li\u003e\n\u003cli\u003emolded pistons, rubber O-rings and lip seals\u003c\/li\u003e\n\u003cli\u003eTeflon and metal-clad sealing rings\u003c\/li\u003e\n\u003cli\u003ea transmission filter\u003c\/li\u003e\n\u003cli\u003ebushings, thrust washers and sealing components as applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eslipping or delayed engagement\u003c\/li\u003e\n\u003cli\u003eharsh, flaring or erratic shifts\u003c\/li\u003e\n\u003cli\u003eburnt or discolored transmission fluid\u003c\/li\u003e\n\u003cli\u003ehigh-mileage wear or a prior failure\u003c\/li\u003e\n\u003cli\u003eoverheating and loss of line pressure\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"Alto","offers":[{"title":"Default Title","offer_id":50746801914103,"sku":"CTS-TH400-0014","price":253.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/71g2YtXZ5gL._AC_UY218.jpg?v=1778106033"},{"product_id":"th400-master-rebuild-kit-1965-1990-raybestos","title":"TH400 Less-Steel Transmission Rebuild Kit 1965-1990 - Raybestos","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a master rebuild and overhaul kit for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eOE-quality clutch friction plates\u003c\/li\u003e\n\u003cli\u003ehardened steel clutch plates\u003c\/li\u003e\n\u003cli\u003ea full gasket and seal set\u003c\/li\u003e\n\u003cli\u003emolded pistons, rubber O-rings and lip seals\u003c\/li\u003e\n\u003cli\u003eTeflon and metal-clad sealing rings\u003c\/li\u003e\n\u003cli\u003ea transmission filter\u003c\/li\u003e\n\u003cli\u003ebushings, thrust washers and sealing components as applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eslipping or delayed engagement\u003c\/li\u003e\n\u003cli\u003eharsh, flaring or erratic shifts\u003c\/li\u003e\n\u003cli\u003eburnt or discolored transmission fluid\u003c\/li\u003e\n\u003cli\u003ehigh-mileage wear or a prior failure\u003c\/li\u003e\n\u003cli\u003eoverheating and loss of line pressure\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"Raybestos","offers":[{"title":"Default Title","offer_id":50746802045175,"sku":"CTS-TH400-0013","price":299.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/81vhXQ1CGOL._AC_UY218.jpg?v=1778106036"},{"product_id":"th400-transmission-filter-1965-1990-oem-228500","title":"TH400 Transmission Filter 1965-1990","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a transmission filter and pan-service kit for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ethe correct transmission filter\u003c\/li\u003e\n\u003cli\u003ea pan gasket where applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ea clogged or restricted filter\u003c\/li\u003e\n\u003cli\u003eroutine fluid and filter service\u003c\/li\u003e\n\u003cli\u003elow line pressure from restricted flow\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"Default Title","offer_id":50746878787831,"sku":"CTS-TH400-0019","price":49.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/61YEiXNa_oL._AC_SL1500_4408c2c8-dc03-4291-87ed-95a0de45d448.jpg?v=1778178760"},{"product_id":"th400-transmission-filter-1965-1990-oem-at540","title":"TH400 Transmission Filter 1965-1990","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a transmission filter and pan-service kit for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ethe correct transmission filter\u003c\/li\u003e\n\u003cli\u003ea pan gasket where applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ea clogged or restricted filter\u003c\/li\u003e\n\u003cli\u003eroutine fluid and filter service\u003c\/li\u003e\n\u003cli\u003elow line pressure from restricted flow\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"Aftermarket","offers":[{"title":"Default Title","offer_id":50746880262391,"sku":"CTS-TH400-0020","price":28.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/713Mu9umyAL._AC_UY218.jpg?v=1778106837"},{"product_id":"th400-transmission-filter-1965-1990-jegs","title":"TH400 Transmission Filter 1965-1990","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a transmission filter and pan-service kit for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ethe correct transmission filter\u003c\/li\u003e\n\u003cli\u003ea pan gasket where applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ea clogged or restricted filter\u003c\/li\u003e\n\u003cli\u003eroutine fluid and filter service\u003c\/li\u003e\n\u003cli\u003elow line pressure from restricted flow\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"JEGS","offers":[{"title":"Default Title","offer_id":50746901233911,"sku":"CTS-TH400-0027","price":44.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/61ZZahgfryL._AC_UY218.jpg?v=1778106953"},{"product_id":"th400-valve-body-1965-1990-oem-551907","title":"TH400 Valve Body 1965-1990 551907 OEM","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a remanufactured valve body for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ea cleaned, inspected and vacuum-tested valve body\u003c\/li\u003e\n\u003cli\u003eupdated valves and springs where applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eharsh, soft or missing shifts\u003c\/li\u003e\n\u003cli\u003eno drive or no reverse\u003c\/li\u003e\n\u003cli\u003eerratic line pressure or converter lockup\u003c\/li\u003e\n\u003cli\u003eshift-timing complaints traced to valve-body wear\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"Aftermarket","offers":[{"title":"Default Title","offer_id":50747039252727,"sku":"CTS-TH400-0029","price":199.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/61Hf6rFoVIL._AC_UY218_7c8ca9d6-2cae-4344-a3d2-401c0ad13373.jpg?v=1778108029"},{"product_id":"th400-valve-body-1965-1990-oem-350001","title":"TH400 Valve Body 1965-1990 350001 TCI","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a remanufactured valve body for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ea cleaned, inspected and vacuum-tested valve body\u003c\/li\u003e\n\u003cli\u003eupdated valves and springs where applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eharsh, soft or missing shifts\u003c\/li\u003e\n\u003cli\u003eno drive or no reverse\u003c\/li\u003e\n\u003cli\u003eerratic line pressure or converter lockup\u003c\/li\u003e\n\u003cli\u003eshift-timing complaints traced to valve-body wear\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"Default Title","offer_id":50747040399607,"sku":"CTS-TH400-0030","price":199.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/51rtx8JnIkL._AC_SL1500_f9d47a91-05cb-49b2-a587-c5dcf3a1ef26.jpg?v=1778184350"},{"product_id":"th400-valve-body-1965-1990-oem-603206","title":"TH400 Valve Body 1965-1990 603206 JEGS","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a remanufactured valve body for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ea cleaned, inspected and vacuum-tested valve body\u003c\/li\u003e\n\u003cli\u003eupdated valves and springs where applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eharsh, soft or missing shifts\u003c\/li\u003e\n\u003cli\u003eno drive or no reverse\u003c\/li\u003e\n\u003cli\u003eerratic line pressure or converter lockup\u003c\/li\u003e\n\u003cli\u003eshift-timing complaints traced to valve-body wear\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"JEGS","offers":[{"title":"Default Title","offer_id":50747042332919,"sku":"CTS-TH400-0032","price":900.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/61lEiZ9ElpL._AC_UY218.jpg?v=1778108045"},{"product_id":"th400-valve-body-1965-1990-oem-221100","title":"TH400 Valve Body 1965-1990 221100 TCI","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a remanufactured valve body for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ea cleaned, inspected and vacuum-tested valve body\u003c\/li\u003e\n\u003cli\u003eupdated valves and springs where applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eharsh, soft or missing shifts\u003c\/li\u003e\n\u003cli\u003eno drive or no reverse\u003c\/li\u003e\n\u003cli\u003eerratic line pressure or converter lockup\u003c\/li\u003e\n\u003cli\u003eshift-timing complaints traced to valve-body wear\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"Default Title","offer_id":50747042889975,"sku":"CTS-TH400-0031","price":441.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/61uZupDJh4L._AC_SL1500_19cac45d-58f7-4bce-959d-7d2d7d590fe8.jpg?v=1778187093"},{"product_id":"th400-valve-body-1965-1990-oem-221500","title":"TH400 Valve Body 1965-1990 221500 TCI","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a remanufactured valve body for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ea cleaned, inspected and vacuum-tested valve body\u003c\/li\u003e\n\u003cli\u003eupdated valves and springs where applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eharsh, soft or missing shifts\u003c\/li\u003e\n\u003cli\u003eno drive or no reverse\u003c\/li\u003e\n\u003cli\u003eerratic line pressure or converter lockup\u003c\/li\u003e\n\u003cli\u003eshift-timing complaints traced to valve-body wear\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"Default Title","offer_id":50747043414263,"sku":"CTS-TH400-0034","price":884.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/81O7OJm9MqL._AC_SL1500_4504a0fc-02a1-43e1-9174-721e1e8cdeca.jpg?v=1778188233"},{"product_id":"th400-valve-body-1965-1990-oem-221201","title":"TH400 Valve Body 1965-1990 221201 TCI","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a remanufactured valve body for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ea cleaned, inspected and vacuum-tested valve body\u003c\/li\u003e\n\u003cli\u003eupdated valves and springs where applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eharsh, soft or missing shifts\u003c\/li\u003e\n\u003cli\u003eno drive or no reverse\u003c\/li\u003e\n\u003cli\u003eerratic line pressure or converter lockup\u003c\/li\u003e\n\u003cli\u003eshift-timing complaints traced to valve-body wear\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"Default Title","offer_id":50747043741943,"sku":"CTS-TH400-0033","price":507.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/91KKls1bdJL._AC_SL1500.jpg?v=1778184397"},{"product_id":"th400-valve-body-1965-1990-oem-400000","title":"TH400 Valve Body 1965-1990 400000 TCI","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a remanufactured valve body for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ea cleaned, inspected and vacuum-tested valve body\u003c\/li\u003e\n\u003cli\u003eupdated valves and springs where applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eharsh, soft or missing shifts\u003c\/li\u003e\n\u003cli\u003eno drive or no reverse\u003c\/li\u003e\n\u003cli\u003eerratic line pressure or converter lockup\u003c\/li\u003e\n\u003cli\u003eshift-timing complaints traced to valve-body wear\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"Default Title","offer_id":50747044298999,"sku":"CTS-TH400-0036","price":220.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/618nyZvNIGL._AC_SL1500_080f8923-8880-484b-8cf8-1da0010064b3.jpg?v=1778200161"},{"product_id":"th400-valve-body-1965-1990-oem-551909","title":"TH400 Valve Body 1965-1990 551909 OEM","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a remanufactured valve body for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ea cleaned, inspected and vacuum-tested valve body\u003c\/li\u003e\n\u003cli\u003eupdated valves and springs where applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eharsh, soft or missing shifts\u003c\/li\u003e\n\u003cli\u003eno drive or no reverse\u003c\/li\u003e\n\u003cli\u003eerratic line pressure or converter lockup\u003c\/li\u003e\n\u003cli\u003eshift-timing complaints traced to valve-body wear\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"Aftermarket","offers":[{"title":"Default Title","offer_id":50747044659447,"sku":"CTS-TH400-0035","price":199.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/71IR390n0FL._AC_UY218.jpg?v=1778108061"},{"product_id":"th400-valve-body-1965-1990-oem-222400","title":"TH400 Valve Body 1965-1990 222400 TCI","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a remanufactured valve body for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ea cleaned, inspected and vacuum-tested valve body\u003c\/li\u003e\n\u003cli\u003eupdated valves and springs where applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eharsh, soft or missing shifts\u003c\/li\u003e\n\u003cli\u003eno drive or no reverse\u003c\/li\u003e\n\u003cli\u003eerratic line pressure or converter lockup\u003c\/li\u003e\n\u003cli\u003eshift-timing complaints traced to valve-body wear\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"Default Title","offer_id":50747044790519,"sku":"CTS-TH400-0037","price":718.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/61JHY6GLFgL._AC_SL1500_e1e892c5-6641-47d0-a400-6a1f1b3c34ad.jpg?v=1778198996"},{"product_id":"th400-valve-body-1965-1990-oem-22020","title":"TH400 Valve Body 1965-1990 22020 OEM","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a remanufactured valve body for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ea cleaned, inspected and vacuum-tested valve body\u003c\/li\u003e\n\u003cli\u003eupdated valves and springs where applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eharsh, soft or missing shifts\u003c\/li\u003e\n\u003cli\u003eno drive or no reverse\u003c\/li\u003e\n\u003cli\u003eerratic line pressure or converter lockup\u003c\/li\u003e\n\u003cli\u003eshift-timing complaints traced to valve-body wear\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"Aftermarket","offers":[{"title":"Default Title","offer_id":50747044921591,"sku":"CTS-TH400-0039","price":915.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/31qasn5o0mL._AC_UY218.jpg?v=1778108067"},{"product_id":"th400-shift-kit-1965-1990-oem-sk400","title":"TH400 Shift Kit 1965-1990","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a shift correction and reprogramming kit for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003erecalibrated valve-body springs and valves\u003c\/li\u003e\n\u003cli\u003echeckballs and separator-plate components as applicable\u003c\/li\u003e\n\u003cli\u003estep-by-step installation instructions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003esoft, mushy or delayed shifts\u003c\/li\u003e\n\u003cli\u003eslipping or shift flare between gears under load\u003c\/li\u003e\n\u003cli\u003eharsh or erratic shifts and shift-related codes\u003c\/li\u003e\n\u003cli\u003eclutch and band burnup on towing or high-power builds\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"TransGo","offers":[{"title":"Default Title","offer_id":50747046723831,"sku":"CTS-TH400-0042","price":63.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/61_c1F96Q0L._AC_UY218.jpg?v=1778108089"},{"product_id":"th400-shift-kit-1965-1990-oem-pce222","title":"TH400 Master Shift Kit 1965-1990","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a shift correction and reprogramming kit for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003erecalibrated valve-body springs and valves\u003c\/li\u003e\n\u003cli\u003echeckballs and separator-plate components as applicable\u003c\/li\u003e\n\u003cli\u003estep-by-step installation instructions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003esoft, mushy or delayed shifts\u003c\/li\u003e\n\u003cli\u003eslipping or shift flare between gears under load\u003c\/li\u003e\n\u003cli\u003eharsh or erratic shifts and shift-related codes\u003c\/li\u003e\n\u003cli\u003eclutch and band burnup on towing or high-power builds\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"Aftermarket","offers":[{"title":"Default Title","offer_id":50747048001783,"sku":"CTS-TH400-0044","price":60.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/71xOEs2MV6L._AC_UY218.jpg?v=1778108094"},{"product_id":"th400-valve-body-1965-1990-aftermarket","title":"TH400 Valve Body 1965-1990 - Aftermarket","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a remanufactured valve body for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ea cleaned, inspected and vacuum-tested valve body\u003c\/li\u003e\n\u003cli\u003eupdated valves and springs where applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eharsh, soft or missing shifts\u003c\/li\u003e\n\u003cli\u003eno drive or no reverse\u003c\/li\u003e\n\u003cli\u003eerratic line pressure or converter lockup\u003c\/li\u003e\n\u003cli\u003eshift-timing complaints traced to valve-body wear\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"Aftermarket","offers":[{"title":"Default Title","offer_id":50747078344951,"sku":"CTS-TH400-0048","price":199.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/51jSQQfJcKL._AC_UY218.jpg?v=1778108301"},{"product_id":"th400-valve-body-1965-1990-tci","title":"TH400 Valve Body 1965-1990 - TCI","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a remanufactured valve body for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ea cleaned, inspected and vacuum-tested valve body\u003c\/li\u003e\n\u003cli\u003eupdated valves and springs where applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eharsh, soft or missing shifts\u003c\/li\u003e\n\u003cli\u003eno drive or no reverse\u003c\/li\u003e\n\u003cli\u003eerratic line pressure or converter lockup\u003c\/li\u003e\n\u003cli\u003eshift-timing complaints traced to valve-body wear\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"Default Title","offer_id":50747078770935,"sku":"CTS-TH400-0047","price":967.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/41wXkJ2yNrL._AC_UY218.jpg?v=1778108303"},{"product_id":"th400-transmission-mount-1965-1990-oem-em5000","title":"TH400 Transmission Mount 1965-1990","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a transmission mount for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\u003cli\u003ea direct-fit transmission mount\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003edriveline vibration or a clunk on shift and acceleration\u003c\/li\u003e\n\u003cli\u003etransmission sag from cracked or collapsed rubber\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"Aftermarket","offers":[{"title":"Default Title","offer_id":50747118026999,"sku":"CTS-TH400-0055","price":44.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/51na1QHVbYL._AC_UY218_88772811-acec-4725-8b88-6aa66c9ec204.jpg?v=1778108457"},{"product_id":"th400-transmission-mount-1965-1990-oem-551404","title":"TH400 Transmission Mount 1965-1990","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a transmission mount for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\u003cli\u003ea direct-fit transmission mount\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003edriveline vibration or a clunk on shift and acceleration\u003c\/li\u003e\n\u003cli\u003etransmission sag from cracked or collapsed rubber\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"Aftermarket","offers":[{"title":"Default Title","offer_id":50747131625719,"sku":"CTS-TH400-0056","price":32.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/510o-PTTr0L._AC_UY218_95e197cb-43e6-4e8c-96ed-edd4347322db.jpg?v=1778108469"},{"product_id":"th400-transmission-mount-1965-1990-aftermarket","title":"TH400 Transmission Mount 1965-1990","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a transmission mount for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\u003cli\u003ea direct-fit transmission mount\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003edriveline vibration or a clunk on shift and acceleration\u003c\/li\u003e\n\u003cli\u003etransmission sag from cracked or collapsed rubber\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"Aftermarket","offers":[{"title":"Default Title","offer_id":50747603222775,"sku":"CTS-TH400-0058","price":32.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/61mGhMP3SZL._AC_UY218_917c6f58-a7d2-4b07-83d6-9560b37b96d6.jpg?v=1778110830"},{"product_id":"th400-pump-rotor-1965-1990-aftermarket","title":"TH400 Pump Rotor 1965-1990 - Aftermarket","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a transmission pump \/ pump component for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\u003cli\u003epump components to restore proper line pressure\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eslipping and low line pressure\u003c\/li\u003e\n\u003cli\u003eno movement or a pump whine\u003c\/li\u003e\n\u003cli\u003edelayed engagement from a worn pump\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"Aftermarket","offers":[{"title":"Default Title","offer_id":50749170843895,"sku":"CTS-TH400-0062","price":327.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/619PFyKEwyL._AC_UY218_6104b530-bd40-4a1a-95cd-50c819232a86.jpg?v=1778173292"},{"product_id":"th400-pump-1965-1990-oem-93103","title":"TH400 Pump 1965-1990 93103 OEM","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a transmission pump \/ pump component for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\u003cli\u003epump components to restore proper line pressure\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eslipping and low line pressure\u003c\/li\u003e\n\u003cli\u003eno movement or a pump whine\u003c\/li\u003e\n\u003cli\u003edelayed engagement from a worn pump\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"Aftermarket","offers":[{"title":"Default Title","offer_id":50749403660535,"sku":"CTS-TH400-0064","price":89.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/518wcj4rrfL._AC_UY218.jpg?v=1778174693"},{"product_id":"th400-pump-1965-1990-oem-ct9083","title":"TH400 Pump 1965-1990 CT9083 OEM","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a transmission pump \/ pump component for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\u003cli\u003epump components to restore proper line pressure\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eslipping and low line pressure\u003c\/li\u003e\n\u003cli\u003eno movement or a pump whine\u003c\/li\u003e\n\u003cli\u003edelayed engagement from a worn pump\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"Aftermarket","offers":[{"title":"Default Title","offer_id":50749406740727,"sku":"CTS-TH400-0066","price":89.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/41W-aDOwbOL._AC_UY218.jpg?v=1778174704"},{"product_id":"th400-pump-1965-1990-oem-pce693","title":"TH400 Pump 1965-1990 PCE693 OEM","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a transmission pump \/ pump component for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\u003cli\u003epump components to restore proper line pressure\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eslipping and low line pressure\u003c\/li\u003e\n\u003cli\u003eno movement or a pump whine\u003c\/li\u003e\n\u003cli\u003edelayed engagement from a worn pump\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"Aftermarket","offers":[{"title":"Default Title","offer_id":50749407265015,"sku":"CTS-TH400-0065","price":899.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/716Exx6KJvL._AC_UY218.jpg?v=1778174705"},{"product_id":"th400-pump-1965-1990-oem-60313","title":"TH400 Pump 1965-1990 60313 OEM","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a transmission pump \/ pump component for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\u003cli\u003epump components to restore proper line pressure\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eslipping and low line pressure\u003c\/li\u003e\n\u003cli\u003eno movement or a pump whine\u003c\/li\u003e\n\u003cli\u003edelayed engagement from a worn pump\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"Aftermarket","offers":[{"title":"Default Title","offer_id":50749407592695,"sku":"CTS-TH400-0068","price":89.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/710vpe6QV3L._AC_UY218.jpg?v=1778174709"},{"product_id":"th400-pump-1965-1990-oem-8641826","title":"TH400 Pump 1965-1990 8641826 OEM","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a transmission pump \/ pump component for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\u003cli\u003epump components to restore proper line pressure\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eslipping and low line pressure\u003c\/li\u003e\n\u003cli\u003eno movement or a pump whine\u003c\/li\u003e\n\u003cli\u003edelayed engagement from a worn pump\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"Aftermarket","offers":[{"title":"Default Title","offer_id":50749408182519,"sku":"CTS-TH400-0067","price":89.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/61nRY-qAW1L._AC_UY218.jpg?v=1778174712"},{"product_id":"th400-torque-converter-1965-1990-jegs","title":"TH400 Torque Converter 1965-1990 - JEGS","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a torque converter for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\u003cli\u003ea remanufactured or performance torque converter matched to the application\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003econverter shudder or vibration\u003c\/li\u003e\n\u003cli\u003eslipping, overheating or burnt fluid\u003c\/li\u003e\n\u003cli\u003eTCC lockup codes\u003c\/li\u003e\n\u003cli\u003ewrong stall speed on a performance build\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"JEGS","offers":[{"title":"Default Title","offer_id":50749411918071,"sku":"CTS-TH400-0069","price":503.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/81k7XOx9spL._AC_UY218.jpg?v=1778174740"},{"product_id":"th400-torque-converter-1965-1990-aftermarket","title":"TH400 Torque Converter 1965-1990 - Aftermarket","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a torque converter for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\u003cli\u003ea remanufactured or performance torque converter matched to the application\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003econverter shudder or vibration\u003c\/li\u003e\n\u003cli\u003eslipping, overheating or burnt fluid\u003c\/li\u003e\n\u003cli\u003eTCC lockup codes\u003c\/li\u003e\n\u003cli\u003ewrong stall speed on a performance build\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"Aftermarket","offers":[{"title":"Default Title","offer_id":50749412540663,"sku":"CTS-TH400-0070","price":179.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/61r6fj3idqL._AC_UY218_ccd56d92-1a4e-4b75-b007-0cef8882aac7.jpg?v=1778174745"},{"product_id":"th400-pump-1965-1990-aftermarket","title":"TH400 Pump 1965-1990 - Aftermarket","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a transmission pump \/ pump component for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\u003cli\u003epump components to restore proper line pressure\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eslipping and low line pressure\u003c\/li\u003e\n\u003cli\u003eno movement or a pump whine\u003c\/li\u003e\n\u003cli\u003edelayed engagement from a worn pump\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"Aftermarket","offers":[{"title":"Default Title","offer_id":50749412868343,"sku":"CTS-TH400-0072","price":89.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/51N062x2_dL._AC_UY218.jpg?v=1778174748"},{"product_id":"th400-pump-1965-1990-jegs","title":"TH400 Pump 1965-1990 - JEGS","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a transmission pump \/ pump component for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1990). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\u003cli\u003epump components to restore proper line pressure\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1990. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eslipping and low line pressure\u003c\/li\u003e\n\u003cli\u003eno movement or a pump whine\u003c\/li\u003e\n\u003cli\u003edelayed engagement from a worn pump\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1990\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"JEGS","offers":[{"title":"Default Title","offer_id":50749413163255,"sku":"CTS-TH400-0071","price":89.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/61-aTEPm0uL._AC_UY218.jpg?v=1778174751"},{"product_id":"th400-front-pump-alignment-band-tool","title":"TH400 Front Pump Alignment Band Tool","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a transmission pump \/ pump component for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission. Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\u003cli\u003epump components to restore proper line pressure\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eslipping and low line pressure\u003c\/li\u003e\n\u003cli\u003eno movement or a pump whine\u003c\/li\u003e\n\u003cli\u003edelayed engagement from a worn pump\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"CoreTransmissionParts.com","offers":[{"title":"Default Title","offer_id":50933499035895,"sku":"CTS-TH400-TL-FPAB","price":25.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/51SAktNu6HL_8c1d5bde-73ba-401e-bbc6-cc34e0afce8a.jpg?v=1783895017"},{"product_id":"th400-overhaul-transmission-rebuild-kit-1965-1998","title":"TH400 Overhaul Transmission Rebuild Kit 1965-1998","description":"\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis is a master rebuild and overhaul kit for the GM, Chevrolet, GMC, Cadillac TH400 automatic transmission (1965-1998). Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH400 repair or rebuild. Every TH400 order ships fast and is backed by our support team.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eOE-quality clutch friction plates\u003c\/li\u003e\n\u003cli\u003ehardened steel clutch plates\u003c\/li\u003e\n\u003cli\u003ea full gasket and seal set\u003c\/li\u003e\n\u003cli\u003emolded pistons, rubber O-rings and lip seals\u003c\/li\u003e\n\u003cli\u003eTeflon and metal-clad sealing rings\u003c\/li\u003e\n\u003cli\u003ea transmission filter\u003c\/li\u003e\n\u003cli\u003ebushings, thrust washers and sealing components as applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003eFits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH400 automatic transmission, 1965-1998. Please confirm your transmission model and year before ordering to ensure correct fitment.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms \u0026amp; When to Use\u003c\/h4\u003e\u003cp\u003eConsider this TH400 part when you experience:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eslipping or delayed engagement\u003c\/li\u003e\n\u003cli\u003eharsh, flaring or erratic shifts\u003c\/li\u003e\n\u003cli\u003eburnt or discolored transmission fluid\u003c\/li\u003e\n\u003cli\u003ehigh-mileage wear or a prior failure\u003c\/li\u003e\n\u003cli\u003eoverheating and loss of line pressure\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission:\u003c\/strong\u003e TH400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear Range:\u003c\/strong\u003e 1965-1998\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eQuality \u0026amp; Service\u003c\/h4\u003e\u003cp\u003eIn-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.\u003c\/p\u003e","brand":"CoreTransmissionParts.com","offers":[{"title":"Default Title","offer_id":50977658798327,"sku":"CTS-TH400-RBK-01","price":152.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6591\/1287\/files\/th400-overhaul-transmission-rebuild-kit-1965-1998-1.jpg?v=1785194412"}],"url":"https:\/\/coretransmissionparts.com\/collections\/th400-transmission-parts.oembed","provider":"CoreTransmissionParts.com","version":"1.0","type":"link"}