PartsW 12 Piece Complete Front Suspension Kit For Ford & Lincoln Upper Control Arms, Inner & Outer Tie Rod Ends, adjusting Sleeves, Lower Ball Joints, and Sway Bar links ONLY FOR 4WD VEHICLES 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 Premium alloy steel stud for strength and durability / Undergo impact, wear, and fatigue testing to help ensure quality and durability