Control Arm Front Left Upper Control Arm Adjustable:No Attachment Type:Machined Ball Joint Included:Yes Ball Joint Installed:Yes Ball Joint Stud Type:Threaded Bushing Material:Rubber Bushings Included:Yes Control Arm Material:Aluminum Control Arm Type:Casting/Forged Grade Type:Regular Lubrication Type:Not Required Package Contents:Suspension Control Arm and Ball Joint Assembly