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.

Gearstar Transmissions Maximize Potential

Gearstar Transmissions Maximize Potential

Gearstar Performance 2 minute read

Gearstar builds custom one off performance transmissions engineered to perform. Think of Gearstar like a custom engine building shop but for transmissions...

Performance Transmissions With A Reputation For Greatness

Performance Transmissions With A Reputation For Greatness

Gearstar Performance 2 minute read

When it comes to custom built performance transmissions, Gearstar isn't fooling around.  We don't build transmissions by the hundreds and then put them on...

Crushing It

Crushing It

Gearstar Performance 2 minute read

Gearstar engineers Pro Series Transmission to perform under the harshest racing conditions while built to manage high horsepower and torque output. Beefed to...

Gearstar Pro Series Transmissions

Gearstar Pro Series Transmissions

Gearstar Performance 2 minute read

That’s right, we’re not looking to rebuild your wife’s minivan transmission. Hot Rods… Street Rods… those are our loves, so we’ll leave the soccer practice...

Questions You Should Ask Before Upgrading Your Ride

Questions You Should Ask Before Upgrading Your Ride

Gearstar Performance 3 minute read

There are many questions you should ask before upgrading your ride. It is important to consider what the vehicle will be used for and what you're looking...

Performance Transmission Mistakes You Don’t Want To Make

Performance Transmission Mistakes You Don’t Want To Make

Gearstar Performance 3 minute read

There are several performance transmission mistakes you don't want to make.  Your custom and or performance automobile is just that. There is no other like...