Ball Joint, Adjustable 4-Bolt, Upper GM Large (K5208), +.500" 1992-pontiac-firebird-esi4307584 polyurethane bushings are stiffer and

polyurethane bushings are stiffer and more resistant to deflection

On cars that are lowered significantly

while isolating much of the engine vibration from the vehicle's occupants

The saddle is completely TIG-welded

Our 14 piece kit is designed to weld-in and provide a sturdy surface and a properly sized hole to restore the frame to a like-new condition

Ball Joint, Adjustable 4-Bolt, Upper GM Large (K5208), +.500" 1992-pontiac-firebird-esi4307584 polyurethane bushings are stiffer andQA1'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