ball and socket joint Design of a ball and socket joint (constant-velocity or homokinetic joint) Function of the balls and the ball cage. The axle journal can be pivoted, but only be moved up and down minimally. description ordernumber 1262 see also: Mercedes-Benz 7-gear automatic transmission five-speed front trans-mission (VW Golf) assembly of a Borg-Warner synchromesh limited-slip differential with multi-disk clutches (ZF)