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 : SK640404 CA60153PR CA60153 MS90118 GS90118 CMS90118 CK640404 K640404 RK640404 181109 2606113 54500-1E000 CP1340 TK640404, Part Reference Numbers : SK640403 CA60154PR CA60154 MS90119 GS90119 CMS90119 CK640403 K640403 RK640403 91109 2606112 54501-1E000 CP1341 TK640403, Kit Includes: 2x Front Lower Suspension Control Arm (Both Side), Part Reference Numbers : SK640404 CA60153PR CA60153 MS90118 GS90118 CMS90118 CK640404 K640404 RK640404 181109 2606113 54500-1E000 CP1340 TK640404 SK640403 CA60154PR CA60154 MS90119 GS90119 CMS90119 CK640403 K640403 RK640403 91109 2606112 54501-1E000