Pro Series rear upper arms are built with 3/4″ uniball mounting points and stainless steel mis-alignment spacers. All bearing mounting points eliminate bushing compliance in suspension movement. Light weight DOM tubing construction with our custom designed adjustable outer box. Using an additional OEM eccentric offering up to two degrees additional camber adjustment on the fly. Quick and easy adjustments can be done without resetting toe. Mounted in both factory locations for proper support and function. Includes polyurethane upright bushings and additional eccentric adjusters.