PartsW 10 Pc Suspension Kit for Cadillac Escalade ESV/EXT/Chevrolet Silverado1500 Tahoe/GMC Yukon Excludes Hybrid Models/Control Arms & Ball Joint Assembly, Tie Rod End & Sway Bar Link Important Note: Excludes Hybrid Models Control Arms Come Pre-Assembled With Ball Joints & Bushings / Replacement improves handling Advanced corrosion protection against the harshest conditions / Precision-made performance and additional strength 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 / Undergo impact, wear, and fatigue testing to help ensure quality and durability