Universal joint: A mechanical device that transmits torque and/or rotary motion between two shafts, while permitting angular variances. If you 'wheel your rig on a regular basis, chances are you've ...

Driveshafts and axleshafts transmit power farther down your drivetrain. In both cases, this path is not a fixed one. The driveshaft changes angle based on suspension movement, and the path of power ...

If you have driven for a while, you have probably heard a mechanic or do-it-yourselfer use the term "universal joint." Often they'll include the name of this mechanical part in a car in a statement ...