The QA1 Ultimate press-in ball joint for inch GM applications is a lower-location press-in assembly with a .5" extended stud. It offers infinite preload adjustment for smooth, bind-free operation and a patented self-lubricating design for reduced friction. Fully owner-rebuildable and compatible with multiple stud lengths, the design supports easy geometry tuning and cost-effective maintenance without replacing the housing.
QA1 GM (K5103) +.500in Stud Lower Press-In Style Ball Joint