Begin final setup assembly by oiling the rear pinion support bearing, side bearings and races, bearing cap holes, spanners, and all case threads. For initial setup, use a .019-inch-thick pinion shim, ...

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 ...

Scientists create toothless liquid gears that rotate on their own and could revolutionize modern industrial engines.

Gear tooth geometry is determined primarily by pitch, depth, and pressure angle. Pitch: Standard pitches are usually whole numbers when measured as diametral pitch P, the ratio of the number of teeth ...