TQ metal bearing design enables grease to flow through the bearing to the stud for reduced friction and enhanced strength and stability, Premium cover plate design allows for tighter tolerances vs traditional cover plate designs, providing a more durable and extended life for the control arm, TQ steel composition results in a stronger component, Our full-ball metal stud provides smooth, consistent, rotational movement resulting in more responsive steering, Forged, CNC-machined shell leads to high-quality, precision-made performance and additional strength, Part Reference Numbers : CB3198PR CB3198 MK3198 GK3198 CMK3198 CK3198 K3198 RK3198 18913 2605161 TK3198, Kit Includes: 2x Front Upper Suspension Control Arm and Ball Joint Assembly (Both Side), Part Reference Numbers : CB3198PR CB3198 MK3198 GK3198 CMK3198 CK3198 K3198 RK3198 18913 2605161 TK3198