The QA1 Ultimate 4-bolt bolt-in ball joint for large GM applications features a .5" extended stud for upper mounting. It offers preload adjustment for smooth, bind-free operation alongside a patented self-lubricating design. The 100% owner-rebuildable construction and availability of multiple stud lengths let you fine-tune suspension geometry and replace worn parts economically for continued service life.
QA1 GM Large (K5208) +.500in Stud Upper Bolt-In Style Ball Joint