Custom Heavy Duty Transmission Builds

Transmission Builds to suit your needs

Here at Gears Transmission, heavy duty transmission repair and custom rebuild is our specialty. We can accommodate a variety of options suited for your needs and budget. We provide options including towing packages and overall increased performance. Our transmissions can be built to adjust pump pressure that increases the amount of power your vehicle can handle.

Call the Gears Specialists Now

We know transmissions

Gears team members are ASE certified technicians who are trained to accurately diagnose any issues with your transmission by using the most up-to-date automotive equipment and software. Need extra towing capacity? No problem. Our technicians can re-engineer your transmission to meet or exceed your desired specifications, replacing defective OEM components with high quality and durable aftermarket parts. Gears has a variety of vendors and many part options are available. Our specialized technicians are knowledgeable in creating custom transmissions and are willing to meet with you in person or on the phone to design a custom build.

The Gears team takes pride in each transmission build
Gears Transmission works on diesel transmissions

Diesel Transmissions

We specialize in custom heavy duty diesel transmissions including 68RFE, 48RE, 4R100, 6R140, 48RE, Allison and ASIN. 

Gears Transmission can repair Allison transmissions

HD Specialists

Custom build heavy duty transmissions to meet your towing and performance needs. Our master technicians are trained to put together build packages to increase power and longevity. 

Gears Transmission specializes in 68RFE custom rebuilds

Custom builds

Call the Gears specialists about a custom build for your vehicle. We are willing to assist with any questions and rebuild estimates. 

upgrade with billet parts

Billet upgrades include billet pump, billet channel plate, and upgraded valves

Gears does it different. We have committed time and resources to research the most effective and durable variations of components. We are experienced in combining various components including upgraded valve bodies, torque converters, pistons, clutch packs, pump assemblies, bands, drums, and bushings to modify transmission function. Our technicians can assemble these options to significantly improve transmission performance for a higher torque rating and horsepower.

Gears uses vendors such as RevMax, Sonnax, and Precision
Gears has many options for upgraded HD parts
Custom rebuilds include deep pans for 68RFE, Allison, AS68RC, AS69RC, 5R110W, 4R100
Billet drum with custom clutch stack up

Talk to an HD Expert

Heavy duty options are available in both gas and diesel trucks, including 4L60E, 68RFE, 6L80, 5R110W, 4L80E, 4R100, 48RE, 6L90, 6R80, 6R140, AISIN and Allison transmissions. Modifications such as upgraded billet shafts can ensure durability and create a long-lasting power machine.

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