A4LB1 Master Transmission Rebuild Kit

Overview

This is a master rebuild and overhaul kit for the Toyota, Lexus, Scion A4LB1 automatic transmission. Built to OEM specification and engineered as a direct-fit replacement for a professional-grade A4LB1 repair or rebuild. Every A4LB1 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 Toyota, Lexus, Scion vehicles equipped with the A4LB1 automatic transmission. Please confirm your transmission model and year before ordering to ensure correct fitment.

Common Symptoms & When to Use

Consider this A4LB1 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: A4LB1

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 A4LB1 transmission parts.