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 : SK621201 CB90203PR CB90203 MS50122 GS50122 CMS50122 CK620179 K620179 K621201 RK621201 RK620179 22105 2605873 TK620179 CK621201, Part Reference Numbers : SK621200 CB90204PR CB90204 MS50123 GS50123 CMS50123 CK620180 K620180 K621200 RK621200 RK620180 32105 2605874 TK620180 CK621200, Kit Includes: 2x Front Lower Suspension Control Arm and Ball Joint Assembly (Both Side), Kit Variations: K72-101046