National TH350 Turbo 350 Premium Overhaul Kit

Overview

This is a master rebuild and overhaul kit for the GM, Chevrolet, GMC, Cadillac TH350 automatic transmission. Built to OEM specification and engineered as a direct-fit replacement for a professional-grade TH350 repair or rebuild. Every TH350 order ships fast and is backed by our support team.

What's Included

• OE-quality clutch friction plates
• hardened steel clutch plates
• a full gasket and seal set
• molded pistons, rubber O-rings and lip seals
• Teflon and metal-clad sealing rings
• a transmission filter
• bushings, thrust washers and sealing components as applicable

Fitment

Fits GM, Chevrolet, GMC, Cadillac vehicles equipped with the TH350 automatic transmission. Please confirm your transmission model and year before ordering to ensure correct fitment.

Common Symptoms & When to Use

Consider this TH350 part when you experience:

• slipping or delayed engagement
• harsh, flaring or erratic shifts
• burnt or discolored transmission fluid
• high-mileage wear or a prior failure
• overheating and loss of line pressure

Specifications

• Transmission: TH350

Quality & Service

Same-day shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH350 transmission parts.