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Auto Barn
Est. 1957
UMI Performance

UMI Performance 78-88 G-Body S10 Tubular Front Upper A-Arms

$739.83

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UMI Performance tubular front upper A-arms for 1978-2004 GM G-Body S10 trucks. Improves handling with added caster and camber.

Key Features

  • Fits 1978-2004 GM G-Body and S10 platform vehicles.
  • Adds caster and negative camber for improved steering feel and lateral grip.
  • Features greaseable, low-deflection UMI-designed Delrin bushings.
  • Includes 4140 CrMo cross shafts that are CNC machined and zinc plated.
  • Taller ball joints create an improved camber curve throughout suspension travel.
  • Tubular DOM construction with machined gussets and TIG welded for strength.

⚠️ 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

This is the UMI Performance 3033-2 tubular front upper A-arm kit, designed to significantly improve the handling and steering feel of a wide range of GM G-Body and S10 platform vehicles from 1978 through 2004. If you're looking to get a more precise, Pro-Touring feel from your truck or car, these upper A-arms are a key component. They work by combining a relocated ball joint plate with taller ball joints to give you more caster and negative camber throughout the suspension's travel. This translates directly into a sharper steering response and increased lateral grip when you're pushing the limits on the street, track, or autocross course.

What sets these arms apart is the attention to detail in their construction and design. UMI builds these arms using jig-welded DOM tubing for strength and precision, and they include greaseable, low-deflection Delrin bushings that UMI manufactures themselves. The cross shafts are made from 4140 CrMo steel and are zinc plated for durability. You also get improved header clearance, which is a common issue on these platforms, and polyurethane bump stops are included. They come finished in a durable gloss red or black powder coat, ensuring they look as good as they perform. These are designed as a direct bolt-in replacement for your factory upper A-arms, and they come with all the necessary hardware and installation instructions, including recommended alignment specs.

This kit is a solid option for anyone looking to dial in their suspension for performance driving. They are designed to work with factory or UMI lower A-arms and spindles, but may also be compatible with other brands. Remember to consult the included instructions for the best results during installation and alignment.

Specifications

Brand
UMI Performance
Manufacturer Part #
3033-1-R
UPC
3033-1-R

Frequently Asked Questions

UMI Performance 78-88 G-Body S10 Tubular Front Upper A-Arms

$739.83