Grand Cherokee 4WD L6-242 4.0L VIN S MFI (1993)
Universal Joint: Description and Operation
Ball & Trunnion Type
The ball and trunnion universal joint is a combination unit functioning as both a slip yoke and universal joint. It is used on some models on the transfer
case end of the propeller shaft. A flange is used to connect one end while a conventional universal joint is used to connect the other.