QA1 52717 street performance upper control arms will improve the handling characteristics of any 1967-1969 GM F-Body and 1968-1974 GM X-Body.

Features

• Improves a vehicle suspension geometry to increase overall handling, ride quality, and vehicle stance
• Polyurethane bushings for low noise, vibration, and harness while being stiff to resist deflection for superb handling
• 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 ball joints that feature low-maintenance, strengthened construction, rebuildable design, and an integrated dust boot for long-term service.
• 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