Horse Sense:When first installed, the Powertrax No-Slip Traction System is one noisy, clanking son-of-a-gun, but the metal-shop noises from our differential were hugely diminished after just 100 miles ...

Locking differentials are a type of differential used in vehicles to improve traction and handling, especially in off-road or challenging terrain conditions. The purpose of a locking differential is ...

The PowerTrax Lock Right is one of the best known "lunchbox lockers" on the market. We talked about a few generalities of different types of lockers here. We've installed and used several Lock Rights ...

Pitching the stock differential out from under a GM car in favor of a 9-inch Ford has always been the best way to step up the drivetrain for drag racing. Since the price of used 12-bolts has ...