KSP 2-4inch Upper Control Arms for Silverado 2500HD 3500HD 2011-2019, Adjustable Tubular A-Arms Replacement Factory/Stock Arms After 2-4" Lift for 2011-2019 Sierra 2500HD 3500HD, Package of 2 (Black)

Fitment: Fit for 2011-2019 Chevy Silverado 2500HD 3500HD 2WD/4WD (only for 8-lug); 2011-2019 Chevy Sierra 2500HD 3500HD 2WD/4WD (only for 8-lug). Notice: Please tighten the zerk at any direction after refilling grease. DO NOT use excessive force to prevent copper zerk broken. And new ball joint DO NOT need to add extra grease within 1 year. Improvement: PU bushing enhances driving performance. Dust cover has longer service life. CNC Machined provides bolder and safer pipe diameter. The high quality double layer blue shinning painting make the arms look cooler and long rust proof. Safety Guarantee: TIG welding supply better stable and reinforced structure than MIG welding. KSP Support：Please recheck your vehicle compatibility (year/make/model) in the product description before purchasing the wheel spacers. We offer a ""30-day refund, 12-momth free replacement"" service. If you have any questions, please feel free contact us, we will provide you with the most satisfactory solution