This is a brand new QuickSteer Steering Pitman Arm with the part number K6220. It is a direct replacement for the original part and is sold individually. The product description is a Steering Pitman Arm, and it is suitable for Chevrolet and GMC cars. The California Prop 65 Warning states that it has cancer and reproductive harm. The other part numbers that it replaces are 445 1035B, PA6220, 46C0035A, FA1393E, 18828, 4451035B, MK6220, and JPA170.