If you haven't become impatient and already installed your "beefed posi," we will now tell you the super-keen straight dope on the proper method of installation. If you have installed your unit and ...

Installing new gears and differentials is one of those jobs that even skilled mechanics and fabricators typically don't like to tackle at home for many reasons. Setting up gears requires specialized ...

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 ...