PartsW 10 Pc Suspension Kit for Chevrolet Silverado GMC Sierra 1500 & 1500 Classic RWD Models Inner & Outer Tie Rod Ends Lower Ball Joints Sway Bar End Links Upper Control Arms & Ball Joints RWD Models W/ Rack & Pinion Steering (1999-2007), W/ Front Coil & Rear Leaf (2004-2007) 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 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