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.
Hitting All The Gears: Replace your worn-out transmission with an upgraded one from Gearstar
There are many mechanical sounds that have a certain way of crawling right into your head and releasing thoughts of dread and dismay. Those kinds of sounds...
Gear Up….to a Gearstar Overdrive Transmission
By: John Shapiro What keeps people from enjoying their car on long distance drives? It’s no doubt the gas mileage generated from that old tired 3 speed...
Picking an Overdrive Automatic......And The Gearing To Go With It
Over the years, the trucks have certainly become more sophisticated. Take transmissions for example. At one time the only choices were “three-on-the-tree”...
How It Works
Just like a quick stroll through the cruise night parking lot will confirm the dominance of GM overdrive automatics on the street, walking down the...
Automagic Transmissions- Computer Controls for Electronic Overdrives
How It Works
A confused as Blue Oval and Mopar fanatics may be in their misguided hot rodding proclivities, at least they know a good automatic transmission when...