Universal joints allow drive shafts to move up and down with the suspension while the shaft is moving so power can be transmitted when the drive shaft isn’t in a straight line between the transmission ...

Universal joints, or U-joints, are used to join shafts that must intersect at angles greater than those that can be accommodated by flexible couplings. Universal joints, or U-joints, are used to join ...

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 ...