UMI Performance Street Black Upper/ Lower A-Arm Kit Chevy C10 1973-1987

Upgrade your 1973-1987 Chevy C10’s handling and steering feel all in one go! UMI’s Street upper and lower A-arm kit (643233-B) is a bolt-in upgrade that’s daily driver-proven.

Features and Benefits:
- Designed as a direct, bolt-in upgrade
- Power Tour and daily driver-proven
- Built from 3/16” mild steel, bent, DOM tubing
- Increased caster refines steering precision
- Geometry-correct ball joint pad bolsters stability
- Includes integrated brake cable tab to simplify routing
- Delrin bushings promote smooth suspension action and precise steering
- Works with factory, aftermarket, and UMI lowering springs
- Black powder-coated for corrosion resistance

Thanks to its steel DOM tubing, it’s tough and lightweight. The added caster and Delrin bushings then make your steering noticeably more precise. You can use it with stock, aftermarket, or even UMI lowering springs for freedom in customization.

Kit Includes:
- Upper and lower control arms
- 4140 machined cross shafts
- Rod end adjusters for upper arms
- Delrin bushings
- Integrated bump stops
- Proforged ball joint
- Ball joint pad
- Integrated steering stops
- Integrated brake cable tab
- 1/2” taller ball joints