These Control Arms have the Shelby/Arning Drop built in! No need to drill holes in your car!

Upgrade your 1967–1973 Ford or Mercury with SPC Performance adjustable upper control arms featuring integrated Shelby Drop geometry—no drilling required. These precision-engineered arms deliver 3° of factory-built caster for improved steering return with modern radial tires, while optimized camber curves (-2°, -1°, or 0°) enhance cornering grip and tire life. Sealed xAxis Flex Joint bushings eliminate maintenance and provide tight, responsive handling. Compatible with both stock spring/shock setups and aftermarket coilover systems. Each pair includes stock-style ball joints and complete mounting hardware. Transform your classic's front suspension geometry without modification.

Features and Benefits

• Built-in 'Shelby Drop' Geometry
• xAxis™ Sealed Flex Joint Bushings
• Works with both OE Springs and Coilover kits
• Sold as a pair
• Front (Built-In): Caster +3.00°
• Front Fixed: Camber -2.00°/ -1.00° / 0.00°
• Required: 1 per axle