4L80E Transmission Overhaul Seal & Gasket Kit OEM W031820A

Overview

This is a overhaul gasket and seal kit for the GM, Chevrolet, GMC, Cadillac 4L80E automatic transmission. Built to OEM specification and engineered as a direct-fit replacement for a professional-grade 4L80E repair or rebuild. Every 4L80E 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 4L80E automatic transmission. Please confirm your transmission model and year before ordering to ensure correct fitment.

Common Symptoms & When to Use

Consider this 4L80E part when you experience:

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

Specifications

• OEM Part Number: W031820A
• Transmission: 4L80E

Quality & Service

In-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 4L80E transmission parts.