QA1 52518 pro-touring upper control arms will improve the handling characteristics of any 1970-1981 GM F-Body, 1973-1977 A-Body, 1978-1996 B-Body, and 1975-1979 X-Body.

Features

• Improves a vehicle suspension geometry to increase overall handling, ride quality, and vehicle stance
• Ultra low friction composite bushings provide bind-free motion and increased handling performance
• Increased positive caster for straight-line stability
• Manufactured using high-strength low alloy steel, billet aluminum cross shafts, and an exclusive ball joint housing design that provides one of the lightest designs available at less than 7 lbs. each. The lighter weight will lower a vehicle's unsprung weight improving performance.
• Utilizes QA1 Ultimate low-friction ball joints provide bind-free movement and feature low-maintenance, strengthened construction, rebuildable design, and an integrated dust boot for long-term service.
• 1 inch taller ball joint stud increases negative camber to maintain a greater tire contact patch for better grip while cornering
• Mounts in the stock location requiring no modifications
• Compatible with stock spindles or drop spindles
• Compatible with QA1 single adjustable, double adjustable, and MOD Series Pro coil-over shocks
• Compatible with factory or aftermarket disc brake systems