An ACDelco Professional, premium aftermarket Suspension Ball Joint is an ideal high-quality aftermarket replacement component for many vehicles on the road today. It connects your vehicle’s control arm to its steering knuckle, allowing your wheels to turn and the suspension to move. This ball joint features a permanently attached polyurethane dust boot, a one-piece forged housing, and advanced synthetic bearings. It also has coated, cold-formed, heat-treated studs and includes all hardware. This premium aftermarket replacement suspension ball joint is manufactured to meet or exceed your expectations for fit, form, and function.