6T40 Planetary Set

Overview

This is a planetary gear set for the GM, Chevrolet, GMC, Cadillac 6T40 automatic transmission. Built to OEM specification and engineered as a direct-fit replacement for a professional-grade 6T40 repair or rebuild. Every 6T40 order ships fast and is backed by our support team.

What's Included

• a planetary carrier and gear set built to OE specification

Fitment

Fits GM, Chevrolet, GMC, Cadillac vehicles equipped with the 6T40 automatic transmission. Please confirm your transmission model and year before ordering to ensure correct fitment.

Common Symptoms & When to Use

Consider this 6T40 part when you experience:

• whine or grinding from worn planetary gears
• metal in the pan or a failed planet on a high-mileage unit

Specifications

• Transmission: 6T40

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 6T40 transmission parts.