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Built to Hold

Build guides, transmission tech, and install notes from the Gearstar shop floor. Every unit we ship is assembled by one builder, matched to your combo, and dyno-tested before it goes out the door. This is where we show the work: what holds, what grenades, and how to spec it right the first time.

3 Types of Ford AOD Transmission Identification

3 Types of Ford AOD Transmission Identification

GEARSTAR PERFORMANCE 6 minute read

The oil crisis of 1973 was a jarring reality for many American motorists as fuel became more expensive than it used to be. The only way out of this...

The Benefits of a High Performance Transmission

The Benefits of a High Performance Transmission

GEARSTAR PERFORMANCE 6 minute read

Do you want to upgrade to a high-performance transmission? Most car owners know that the primary role of a vehicle's transmission is to apply power from...

What is an Aftermarket Torque Converter?

What is an Aftermarket Torque Converter?

GEARSTAR PERFORMANCE 6 minute read

What is an aftermarket torque converter? The torque converter is a vital component of many auto transmission vehicles. It plays a crucial role in starting...

GM Turbo 350 Transmission Options

GM Turbo 350 Transmission Options

GEARSTAR PERFORMANCE 5 minute read

The GM Turbo 350 transmission is a 3-speed, automatic shift transmission and one of the greatest automatic transmissions ever built. It was introduced in...

What Goes Into a Transmission Rebuild?

What Goes Into a Transmission Rebuild?

GEARSTAR PERFORMANCE 6 minute read

Knowing what goes into a transmission rebuild is to your advantage, whether a well-trained mechanic is doing it for you or you are handling it on your own....

What Is a Dual Clutch Transmission?

What Is a Dual Clutch Transmission?

GEARSTAR PERFORMANCE 7 minute read

A dual-clutch transmission (DCT) refers to a particular type of AMT (Automated Manual Transmission), i.e., one that uses 2 clutches to 'preload' the...

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