SuspensionMaxx 20-23 Silverado/Sierra 6.6L 4WD Upper Control Arms (SMX-20HDUCA)

SuspensionMaxx Upper Control Arms for the 2020-2023 Silverado/Sierra 2500HD/3500HD 6.6L 4WD features a fully tubular robust control arm that is engineered to give added ride height and added upper control arm clearance. Fabricated from 1-3/4" x 3/16" wall, 80,000 tensile strength DOM tubing and weighing in heavier than OE cast design. SuspensionMaxx uses high density polyurethane control arm bushings, with grease able design for a quite long life. Extra large control arm sleeves inside the control arm bushings to maximize clamping force. The SuspensionMaxx MAXX travel upper control arms also comes with press in MOOG ball joints that will operate trouble free for thousands of miles. All components are proudly made in the USA!