About Us

Core Transmission Parts is an online retailer specializing in replacement parts for domestic automatic transmissions. We make it easy to find rebuild kits, friction and steel clutch packs, solenoids, filters, gaskets, and related components, organized by transmission model.

Our catalog covers the major domestic units, including the 4L60E, 4L65E, 4L80E, 700R4, 4R70W, 6L80, 6L90, 48RE, 68RFE, TH350, TH400, 200-4R, and Allison 1000. We carry aftermarket and OEM-style parts and organize every listing by transmission so you can shop by your exact unit.

Please confirm the correct part for your specific vehicle and transmission before ordering. If you are not sure which part you need, contact us and we will help point you in the right direction.

Core Transmission Parts
19615 Hill Road
Circleville, OH 43113
United States
Email: sales@coretransmissionparts.com