UMI’s 3056 adjustable upper a-arms are designed to excel in Pro-Touring, road race, auto-x and hot street corner carving. The race quality rod ends provide shim-free camber and caster adjustment along with ultimate smooth travel. This arm features a relocated ball joint pad to increase caster and improve stability and steering feel as well as a shortened cross shaft to ball joint distance. We recommend the 3056 arm for all racing applications. Arm includes ½” taller baller joints for improved camber curve. 100% manufactured, tested and raced out of Philipsburg, PA – USA.
UMI 3033-2 upper a-arms boost performance with added caster and camber gain. Features include tall ball joints, Delrin bushings, CrMo shafts, and improved geometry for better grip, steering feel, and cornering on street or track.
Note: Upper a-arm P/N 3056-2 includes ½” taller ball joints and works with factory spindles. In most cases shims are not needed. Shims may still be required on some applications.
Relocated ball joint pad for increased caster and improved steering feel without excess shims.
May also work in conjunction with other lower a-arms and/or spindles (contact UMI to discuss).
Package includes recommended alignment specs and detailed installation instructions.
UMI 3056 arms add caster/camber, smooth travel, and track-ready precision.
UMI Performance 78-88 G-Body S10 Tubular Front Upper A-Arms Adjustable
Designed, tested, manufactured and raced in Philipsburg, PA-USA.
Direct bolt-in compatible with factory or UMI lower a-arm.
0.120” wall thickness 1.250” diameter DOM tubing.
4130 CrMo cross shafts, CNC machined & zinc plated.
1/2” taller ball joint for improved camber curve.
TIG welded for superior strength and clean looks.
CNC laser cut ball joint mounting pad.
Polyurethane bump stops included.
Travel limiting bolt compatible.
UMI- GM Rod End Upper A-Arm
Upper A-Arm
