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Est. 1957
UMI Performance

UMI Performance 78-88 GM G-Body Adjustable Upper Control Arms- Poly Bushings

$326.39

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UMI Performance adjustable upper control arms for 78-88 GM G-Body. Optimize pinion angle for better handling and traction.

Key Features

  • Fits 1978-1988 GM G-Body vehicles including Buick Regal, Chevrolet Malibu, Chevrolet Monte Carlo, Oldsmobile Cutlass, Pontiac Grand Prix, and Pontiac LeMans.
  • Features on-car adjustability for easy pinion angle changes without removing the control arm.
  • Constructed with heat-treated 1.000" 4140 chrome moly adjusters and 4140 chrome moly threaded tube adapters.
  • Includes CNC machined 6061 aluminum step bushings and precision CNC machining with full welding.
  • Equipped with grease-able, fluted polyurethane bushings from Energy Suspension.
  • Finished with a durable gloss powder coat for long-lasting protection.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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About this part

Product Details

With 4140 chrome moly threaded tube adapters and a solid adjuster, these UMI Performance adjustable upper control arms are built for precision. They let you fine-tune your vehicle's pinion angle, which is key for improving handling, increasing traction, and reducing that annoying wheel hop, especially if you've lowered your car or are running more power. This is a solid option for a range of GM G-Body vehicles from 1978 to 1988, including models like the Buick Regal and Chevrolet Monte Carlo.

What really sets these apart is the on-car adjustability. You can make changes without having to pull the control arm off the vehicle, saving you a lot of time and hassle during setup. They're constructed with CNC machined steel mounting plates and feature heat-treated 1.000” 4140 chrome moly adjusters, all welded together for strength. The arms also come with fluted, grease-able polyurethane bushings from Energy Suspension and a durable gloss powder coat finish to help them stand up to the road.

Specifications

Brand
UMI Performance
Manufacturer Part #
302500-B
UPC
302500-B

Frequently Asked Questions

UMI Performance 78-88 GM G-Body Adjustable Upper Control Arms- Poly Bushings

$326.39