TQ powdered metal gusher bearing design enables grease to flow through 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 ball joint, TQ engineered steel composition results in a stronger component. Our full-ball metal stud provides smooth, consistent, rotational movement resulting in more responsive steering, TQ greaseable socket design allows new lubricant to flush contaminants from the assembly, reducing corrosion and wear, Forged, CNC-machined shell leads to high-quality, precision-made performance and additional strength, Manufactured with CNC tooling, automated grinding and assembly lines for increased consistency, Part Reference Numbers : SK500044 BJ74183PR BJ74183XL BJ74183 GS86506 MS86506 K500044 2601653 TK500044, Part Reference Numbers : SK500043 BJ74184PR BJ74184XL BJ74184 GS86507 MS86507 K500043 2601652 TK500043, Kit Includes: 2x Front Lower Suspension Ball Joint (Both Side)