UMI Performance 3031-B Lower A-Arm Suspension Control Arm with Polyurethane Bushings

The UMI Performance 3031-B Lower A-Arm is a high-performance suspension control arm designed to replace factory A-arms with a stronger, lighter alternative. Engineered and manufactured in Philipsburg, Pennsylvania, these control arms are precision-built for muscle cars and performance vehicles requiring upgraded suspension components.

Key Features:

• Fabricated from USA-sourced DOM (Drawn Over Mandrel) tubing with CNC-notched tube ends for precise fitment
• Jig-built construction and TIG welding throughout all critical areas ensures superior strength and consistent bolt-on accuracy
• 5 pounds lighter per set than factory A-arms while significantly increasing durability
• Greaseable fluted polyurethane bushings provide smooth, quiet operation and long service life
• Premium ball joints pre-installed with improved ball joint angle optimized for lowered vehicles
• Polyurethane bump stops and steering stops included and preloaded
• Enhanced design provides additional tire clearance for wider wheels and tires
• Durable powder coat finish available in red or black
• Precision tube bending performed on programmable CNC tube bender with CNC machining for accuracy

Installation and Compatibility:

These lower A-arms are designed as a direct bolt-on replacement and arrive fully assembled, ready for installation. They work with factory spindles and are compatible with factory springs, lowering springs, and popular coilover kits including Viking and QA1 systems. For optimal handling and performance, UMI recommends pairing these lower A-arms with UMI upper A-arms (Part # 3033-2).

Hardware Included:

Compatible with UMI Part # 3011 lower A-arm hardware kit, which includes 12mm Grade 10.9 bolts, washers, and nylock nuts—all hardware needed for complete installation.

Extensively tested on the street, drag strip, and skid pad to ensure these control arms can withstand demanding performance applications and various types of abuse.