UMI Performance 2311-B Tubular Front Upper Control Arms A-Arm Set

UMI Performance 2311-B tubular upper A-arms deliver a rock-solid foundation for improved handling and precise steering feel. Engineered and manufactured in Philipsburg, Pennsylvania, these fabricated control arms combine race-proven design with street-friendly comfort for 4th generation GM F-body applications.

Key Features:

• Precision-bent 1-1/4" DOM (Drawn Over Mandrel) mild steel tubing for exceptional strength and rigidity
• Thick CNC laser-cut ball joint mounts with improved ball joint angle optimized for lowered vehicles
• Premium upper ball joints pre-installed for convenience
• Greaseable polyurethane bushings with zinc-plated steel sleeves for quiet, comfortable operation
• Durable powder-coated finish available in red or black
• CNC notched and jig-welded construction ensures precise geometry and consistent quality
• Compatible with OEM mounting hardware or optional UMI hardware kit (P/N 2302)

What's Included:

• Pair of tubular upper A-arms with ball joints installed
• Polyurethane bushings with steel sleeves

These A-arms offer increased rigidity over stock stamped steel components while maintaining smooth suspension travel. The greaseable bushing design allows for long-term serviceability. For those seeking additional weight savings, UMI offers a chromoly version (P/N 2311CM) that reduces weight by an additional 1.5 lbs while maintaining full strength. A complete Grade 10.9 hardware kit is available separately as P/N 2302.