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USED: UMI 305756-3-B 78-88 G-Body Competition Upper & Lower A-Arms for Coilovers

USED: UMI 305756-3-B 78-88 G-Body Competition Upper & Lower A-Arms for Coilovers
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Price: 1,399.99 USD

USED: UMI 305756-3-B 78-88 G-Body Competition Upper & Lower A-Arms for Coilovers

  • Customer returned used, clearanced and scratched as shown in photos.
  • Coilover shocks and springs not included
  • UMI offers coilover suggestions based on your application, as well as alignment recommendations
  • This a-arm kit enables 10 degrees caster while maintaining standard track width and wheelbase
  • The lower shock mount is removable to allow spring/shock changes at the track
  • The tall lower ball joint optimizes roll center, camber gain, center of gravity and lowers ride height by ½”
  • Delrin bushings help the lower a-arm to travel smoothly for bind-free operation
  • The lower a-arm works in conjunction with UMI’s popular 3056-3 adjustable upper arm which features minimal shim adjustability, 1” taller-than-stock ball joints and super smooth rod ends
  • Also included on the lower a-arm is a double shear sway bar mounting system which accepts UMI sway bars and many other manufacturers stock location aftermarket units
  • An aluminum steering stop is adjustable and limits steering lock to prevent tire and wheel damage
  • 100% designed, manufactured and raced with pride in the USA
  • Battle tested on the iconic UMI Green Machine
  • Performance note: UMI recommends adding the P/N 3060 bump steer kit for optimal performance, not included, sold separately
  • Performance a-arm kit is a direct bolt-in for 1978-1988 GM G-body
  • Adjustable upper a-arm uses rod ends for easy alignment
  • Total of 10 degrees caster potential while maintaining spindle pin location
  • Upper ball joint moved rearward to add 5-6 degrees caster potential
  • Lower ball joint relocated forward to increase caster 4-5 degrees which improves steering feel and straight line stability
  • Rod ends feature superior friction reduction for quick response
  • UMI built Delrin bushings improve steering response and reduce deflection
  • Taller upper ball joints to improve camber gain, optimize roll center and improve traction during cornering
  • Upper and lower a-arms built from USA Made DOM steel tubing
  • Removable double shear mount to allow spring/shock replacement without removing spindle
  • Mount spacing suitable for Afco, Viking, Ridetech and many other aftermarket manufacturers shock/spring combos
  • Adjustable steering stop
  • Double shear swivel sway bar mounts and hardware work with UMI P/N 3035 and most other factory eyelet style sway barsnot included, sold separately
  • Designed, tested, manufactured and raced in Philipsburg, PA-USA
  • The 305756 kit cannot be used with standard size coil springs and stock mount shocks

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Purchase Details:

  • eCheck payments wait to ship until the eCheck clears, per PayPal instructions
  • Sales tax is collected for most states, please review your total purchase amount before committing to buy
  • International buyers pay import duties / customs fees

My name is Chris and I sell on eBay using the golden rule: treat others as I’d want to be treated (and it’s worked so far: look at my feedback since 1999 on eBay).  I’m happy to answer any questions. I want each transaction to go smoothly!

Item specifics

Condition
Used

An item that has been used previously. The item may have some signs of cosmetic wear, but is fully operational and functions as intended. This item may be a floor model or store return that has been used. See the seller’s listing for full details and description of any imperfections. See all condition definitionsopens in a new window or tab

Seller Notes
“Customer returned used, please see photos.”
Brand
UMI Performance
Type
Control Arms
Manufacturer Part Number
305756-3-B
Material
Steel
Performance Part
Yes