SPC Performance - 87400
GM TRUCK CAM BOLTS (4)
These heavy duty cams replace the upper control arm mounting bolts. Remove the O.E. bolts and replace with cams, rotating them to provide camber and/or caster adjustment. It may be necessary to remove O.E. slugs and elongate the bolt holes with 74910 punch. 83790 contains 2 cams to cover one side of the vehicle.