What Is a Gear Vendors Overdrive?
Why is the Gear Vendors Overdrive so popular on Drag Week? Racers know it will live behind 4,000 hp, can be installed in a weekend, and doesn’t share fluid with your transmission so it won’t get contaminated when your automatic detonates.
To truly understand the function of the overdrive, we are first going to hit you with some basic drag racing concepts. On an ideal quarter-mile pass, you leave the line at torque peak, and shift through the gears at horsepower peak until you cross the finish line.
