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.
6 Automotive Things to Be Grateful for This Thanksgiving and Beyond
It's Thanksgiving month again, and time to be eternally grateful for everything life has thrown our way - the good, the bad, the ugly, and we survived...
6 Long-Term Benefits of a Rebuilt Transmission
Is your vehicle transmission giving you a headache, and you're already contemplating replacing it with a brand-new one? Replacing a faulty vehicle...
Gearstar Dyno Tests
Gearstar performance transmissions knows the importance of getting it right the first time. For this reason, all Gearstar transmissions are custom built, by...
4L70E Performance Transmissions Install
It hasn’t been an easy life for our in-house project, Blue Bomber, a 2011 Chevy Silverado with a supercharged 4.8L. We have flogged it on big tracks and...
Picking the Right Automatic Transmission for Your Street Rod
There was a time when automatic transmission had all kinds of unique names- Cruise-O-Matic, Hydra-Matic, Ultramatic, and the list goes on. But while he...
What Are the Different Types of Transmission Fluids?
Many fluids run through your vehicle, powering it in their little way to ensure you enjoy or have a smooth driving experience. One of the most crucial of...