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 : CK640288 SK640288 CA59523PR CA59523 MS20410 GS20410 CMS20410 K640288 RK640288 101402 2605471 CP1191 TK640288, Part Reference Numbers : CK640287 SK640287 CA59524PR CA59524 MS20411 GS20411 CMS20411 K640287 RK640287 111402 2605472 CP1190 TK640287, Kit Includes: 2x Front Lower Suspension Control Arm (Both Side), Part Reference Numbers : CK640288 SK640288 CA59523PR CA59523 MS20410 GS20410 CMS20410 K640288 RK640288 101402 2605471 CP1191 TK640288 CK640287 SK640287 CA59524PR CA59524 MS20411 GS20411 CMS20411 K640287 RK640287 111402 2605472 CP1190 TK640287