Suspension and Components Shocks, Struts, Coil-Overs and Components

UMI PERFORMANCE

UMI Performance 78-88 GM G-Body Rear Coilover Bracket Kit Control Arm Relocation Bolt In

$259.99

SKU: U01C 3048

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Special Order
Ships in 4–6 weeks
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

Part #: 3048

UMI's bolt-in rear coilover bracket kit is a complete mounting solution for your factory axle 1978-1988 GM G-Body. This race-proven lower bracket bolts in using the standard trailing arm mounting hole as well as an additional reinforcement hole normally used by the standard rear shock. This bracket features a multi-position design to allow further fine tuning of ride height and shock location ("). In addition to shock location adjustability, the UMI 3048 features three positions of trailing arm location adjustment to fine tune instant center. This adjustment is popular on lowered cars, for drag racing traction, or whenever a geometry change is desired. The kit also features upper reinforcement tabs to distribute the load from the T-bar as well as complete upper and lower hardware. There is no cutting required and your car can be returned to stock at any time. 100% designed, manufactured and raced out of Philipsburg, PA-USA and always US materials.

This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.

MIA's Description

UMI’s bolt-in rear coilover kit allows full adjustability for your 1978-1988 GM G-Body. The upper mount reinforcement is a direct bolt-in and holds a true 2-½” racing coilover with T-Bar. The lower bracket bolts in using the standard trailing arm mounting hole as well as an additional reinforcement hole. The Viking shock is 19-way adjustable in both compression and rebound. The kit features three positions of trailing arm location adjustment for fine tuning instant center. Designed and manufactured in the USA with US materials. Optional Shock Tower Brace P/N 3055: Designed for additional chassis reinforcement. Fits most exhaust systems but not guaranteed for all. Spanner Wrench & Thrust Bearing Kit: Spanner wrench tool and thrust bearing kit recommended for easier adjustment but not necessary for installation. Overall, UMI’s coilover kit offers adjustability, reinforcement, and performance for your GM G-Body.

Fitment

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Specifications

BrandUMI PERFORMANCE
Part NumberU01C 3048

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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