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![Street Performance 2.0 Upper Control Arms [1964-1972 GM A-Body]](https://www.jegs.com/images/mini_750/100/122/122-52722.jpg)
Vehicle Info NeededStreet Performance 2.0 Upper Control Arms [1964-1972 GM A-Body]
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Upper
QA1 52722 street performance upper control arms will improve the handling characteristics of any 1964-1972 GM A-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
Enhance Your Ride's Handling Performance
QA1's updated 2.0 Control Arms provide great looks and outstanding increases over unsightly OEM stamped steel units. These control arms are among the lightest available and feature a low unsprung weight without loss in durability, allowing for better handling. They are engineered with additional positive caster to fix the geometry of classic cars that often had negative caster, leading to ill-handling characteristics. These new control arms contain a maintenance-free ball joint in a fully rebuildable design. The result is long-term service and tunability.
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QA1 2.0 Control Arms are offered in 3 different styles to match the use of the vehicle. All control arms are suitable for street use and require coil-over systems.
Drag Racing: Feature adjustable droop stops to optimize weight transfer and launches for the perfect amount of front-end rise. Ultra-low friction composite bushings eliminate flex for bind-free movement.
Pro-Touring: Feature 1-inch longer than OE low friction ball joints for increased negative camber allowing for better tire contact while cornering. Ultra-low friction composite bushings eliminate flex for bind-free movement.
Street Performance: Feature stock-length ball joints with polyurethane bushings to provide durability, handling without deflection, and reduced noise, vibration, and harshness.
