Ball Joint, Adjustable 4-Bolt, Upper GM (K6024), +1.000" 1991-pontiac-firebird-esi6483971 and a QA1 Teflon lined

and a QA1 Teflon lined spherical rod end

Part of the #umitrucks line of products

Adjustments can be made using the high-quality QA1 Teflon-lined spherical rod end

and 1-inch lowering springs for a balanced ride height

UMI's bolt-in rear coilover kit permits full ride height

Ball Joint, Adjustable 4-Bolt, Upper GM (K6024), +1.000" 1991-pontiac-firebird-esi6483971 and a QA1 Teflon linedQA1's 4 Bolt Style Ultimate Ball Joint is ideal for a variety of racing applications. Exclusive to QA1, this patented, self lubricating design is 100% owner rebuildable. Multiple stud lengths are also available, allowing for easy geometry changes. Infinite preload adjustment allows breakaway torque to be set as low as 0 ft. lbs. for a completely smooth, bind free operation. Precision tolerance ball to race conformity results in even load distribution