ACDelco Silver (Advantage) Suspension Ball Joints are a quality, high value alternative for General Motors vehicles as well as most makes and models and are backed by General Motors. These suspension ball joints connect your vehicle's control arm to its steering knuckle, and feature a polychloroprene (neoprene) dust boot on most applications, and one-piece housing. It also includes studs and all hardware. ACDelco Silver (Advantage) parts are a good choice for many vehicles on the road today. Some ACDelco Silver parts may have formerly appeared as ACDelco Advantage.