A drive line consist one or more drive shaft (propeller shaft), universal joints, and slip joints. Various types of propeller shaft, universal joint, and slip joints are used to carry engine power ...

U-joints connect to yokes that also allow drive shafts to move fore and aft as vehicles go over bumps or dips in the road, which effectively shortens or lengthens the shaft. Front-drive vehicles ...

Observe a skilled mechanic repairing a drive shaft that has broken at two points. Using a universal joint, the mechanic restores its function, ensuring smooth vehicle performance.