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 : BJ60393XL BJ60393PR BJ60393 GS90524 MS90524 K500385 2601925 54530-F2000 TK500385, Part Reference Numbers : BJ60394XL BJ60394PR BJ60394 GS90525 MS90525 K500386 2601926 54530-F2100 TK500386, Kit Includes: 2x Front Lower Suspension Ball Joint (Both Side)