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1978-1988 GM G-Body Front Upper A-arms, Adjustable, ½” Taller Ball Joints


Application:
1978 - 1988 Chevrolet Monte Carlo, Malibu, El Camino
1978 - 1988 Buick Regal, Grand National
1978 - 1988 Pontiac Grand Prix, LeMans
1978 - 1988 Oldsmobile Cutlass


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.


Features and benefits:

  • Relocated ball joint pad for increased caster and improved steering feel without excess shims.
  • 1/2” taller ball joint for improved camber curve.
  • CNC laser cut ball joint mounting pad.
  • 0.120” wall thickness 1.250” diameter DOM tubing.
  • TIG welded for superior strength and clean looks.
  • 4130 chromoly cross shafts, CNC machined & zinc plated.
  • Polyurethane bump stops included.
  • Travel limiting bolt compatible.
  • Direct bolt-in compatible with factory or UMI lower a-arm.
  • 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.
  • Designed, tested, manufactured and raced in Philipsburg, PA-USA.

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.


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Starting at: $549.99

  • Part #: 3056-2
  • Manufactured by: UMI Performance Inc.
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