PartsW 12 Pc New Steering Kit for Buick, Cadillac, Chevrolet, Oldsmobile, Pontiac/Adjusting Sleeves, Front Inner & Outer Tie Rods, Center Link with Idler Arms, Upper and Lower Ball Joints Center Link / Advanced corrosion protection against the harshest conditions / Precision-made performance and additional strength Designed with PREMIUM quality materials for exceptional performance, reliability and peace of mind Dust boot is re-installed and permanently attached to reduce contamination, and increase durability and service life Premium alloy steel stud for strength and durability / Replacement improves handling and noise Restores proper balance and Promotes longer shock life / Undergo impact, wear, and fatigue testing to help ensure quality and durability