TH400 Shift Kit 1965-1990

Overview

This is a overhaul gasket and seal 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.

What's Included

• all gaskets and seals needed for a reseal or overhaul
• pan gasket, sealing rings, O-rings and lip seals

Fitment

Fits 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.

Common Symptoms & When to Use

Consider this TH400 part when you experience:

• external fluid leaks
• seeping pan or case seals
• a reseal during service or rebuild

Specifications

• Transmission: TH400
• Year Range: 1965-1990

Quality & Service

Same-day shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for TH400 transmission parts.