UMI Performance 68-72 GM A-Body Adjustable Upper Control Arms- Poly Bushings

UMI Performance adjustable upper control arms are designed to optimize your vehicle's performance by allowing you to adjust the pinion angle. These control arms are made with high-quality materials, including CNC machined 0.250" steel mounting plates, 4140 chrome moly threaded tube adapters, and a strong 4140 chrome moly adjuster. One unique feature of UMI Performance's control arms is the on-car adjuster, which makes it easy to make adjustments without removing the control arm from the vehicle. Adjusting the pinion angle is crucial for reducing wheel hop, increasing traction, and improving 60-foot times on the track. Additionally, these control arms come with grease-able fluted polyurethane bushings, rear end housing bushings, and a durable powder coat finish. Overall, UMI Performance adjustable upper control arms are built with precision CNC machining, fully welded construction, and other premium features to enhance your vehicle's handling and performance.

Additional Information

UMI Performance adjustable upper control arms feature on-car adjustment, CNC machined 4140 chrome moly components, and polyurethane bushings. They reduce wheel hop, improve traction, and optimize pinion angle for better track performance.

• 4140 chrome moly threaded tube adapters
• CNC machined 6061 aluminum step bushings
• Durable long lasting powder coat finish
• Heat treated 1.000" 4140 chrome moly adjusters
• High Quality fluted polyurethane bushings
• On-Car adjustability
• Precision CNC machining and fully welded

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Product Downloads

#	Document Type	Download
1.	Installation Instructions

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Reference Information