synthetic grease and premium corrosion resistance. Low-friction bearing - ultra flow normalized forged housing with i., c., e. Dorman Suspension Control Arm & Ball Joint , PN# 520-968 ; Materials sourced from. Taiwan ; Adjustable. NO ; Shipping Service: Please refer to shipping section Dorman 526-241 Front Driver Side Lower Rearward Suspension Control Arm and Ball Joint Assembly Compatible with Select Cadillac Models Featuring a hardened stud, highly polished ball, a maintenance-free polymer bearing, I., C., E. Dorman Suspension Ball Joint X01bj0060 Dorman Suspension Control Arm & Ball Joint , PN# 520-968 Hardened Stud Ball Joint This extended life ball joint is built for smooth performance and superior durability.