Backlash, pinion depth, tooth pattern, pinion and carrier-bearing preload—what does it all mean? When used in reference to an automobile, these terms usually apply to the rearend (or differential) and ...

The first things you'll need to set up a rearend are the basic rebuild parts, such as new bearings, seals, shims, bolts, a crush sleeve and a nut. We used Reider Racing's "full" installation kit for ...

One of the most significant performance modifications you can make to a 4x4 to increase off-road prowess is the addition of a traction-adding device. Or better yet, two. Traction-adding devices ...