Featured image: Before the ring and pinion installation is begun, the ring gear flange on the carrier should be checked for runout with a dial indicator. In the March '77 issue of HOT ROD, the ...

Most rear axlehousings are designed to use a shim to locate the pinion at the precise distance to the ring gear. In the case of a GM 12-bolt, Ford 8.8, or Dana 60, for example, the shim is placed ...

Few things are more annoying than seal leaks of any kind. They stain the driveway and lose all-important lubrication at the same time. Even more frustrating is replacing a seal in a differential that ...

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 ...

Rack and pinion steering is commonly used in modern vehicles to facilitate steering control. It involves a gear assembly consisting of a rack (a straight bar with teeth) and a pinion gear (a small ...

Linear motors and ball-screw drives seem to hog the limelight when it comes to linear motion. Rack-and-pinion drives, another type of linear motion device, get no respect. But they are perfectly ...