QA1 Greaseable Upper Ball Joint Upper - Screw-In - Low Friction - 2.95 in/ft Taper - 3.803 in Stud - 1/2-20 in Thread AFS13146 8129Since 1938

8129Since 1938

the 4BBL HP features externally adjustable metering blocks

Experience the next generation of protection and cargo management with the BAK Revolver X4ts from RealTruck

It allows 360 degree adjustment after installation making plumbing a snap

edge orifice

QA1 Greaseable Upper Ball Joint Upper - Screw-In - Low Friction - 2.95 in/ft Taper - 3.803 in Stud - 1/2-20 in Thread AFS13146 8129Since 1938For a variety of racing applications, QA1's Screw In Style Ultimate Ball Joint is a great choice. This patented, self lubricating design is 100% owner rebuildable and is exclusive to QA1. 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