The QA1 lower press-in ultimate ball joint for inch GM applications is an adjustable, owner-rebuildable solution for lower locations. It features a patented self-lubricating design, preload adjustability to reduce bind, and multiple stud lengths to facilitate geometry changes. Built to precision tolerances, the joint offers replaceable internals for economical service and sustained reliable operation.
QA1 GM (K5103) Lower Press-In Style Ball Joint