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Vivid Racing Gear 
- Key Features:
- Height Range is 1??????? lowering to 2??????? above stock (provides clearance for drag slicks).
- Bolt in design mounts to factory rear end housings.
- Included Viking Warrior double adjustable shocks offer 19 compression and 19 rebound adjustments.
- Available in 110lb or 150lb spring rates.
- Brackets feature 3-position control arm mounting for tuning instant center.
- Brackets manufactured entirely from 3/16??????? Made In USA mild steel.
- Powder coated for a long lasting finish.
- Optional shock tower reinforcement brace available. (P/N 3055)
- Designed, tested, manufactured and raced in Philipsburg, PA-USA
UMI????????s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustability for your 1978-1988 GM G-Body. The upper mount reinforcement is a direct bolt-in and holds a true 2-??????????? racing coilover with T-Bar. The FEA designed 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. The lower bracket features a multi-position design to allow further fine tuning of ride height and shock location (???????????????). The Viking shock is 19-way adjustable in both compression and rebound and ensures the perfect setting for every application. The 2-??????????? coilover springs are available in 14??????? 110lb for drag and street use and 12??????? 150lb for street and handling use. In addition to shock location adjustability, the UMI 3064 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. There is no cutting required and your car can be returned to stock if desired. 100% designed, manufactured and raced out of Philipsburg, PA-USA and always US materials.
Installation & Fitment Note: Coilover brackets are designed to fit factory rear end housings ONLY and may not fit aftermarket rear ends. Coilover kit P/N 3065 offers more clearance and options for aftermarket rear ends than P/N 3064. Rear shocks may not clear all exhaust tail pipes. UMI is not responsible for exhaust clearance issues. Coilover kit PNs 3064 and 3065 are designed for height range of up to 1??????? lowering and 2??????? above stock, providing clearance for drag slicks. For 2??????? to 3??????? lowering please use PN 3048 or 3049.
Adjustable height lower mounting bracket allows shock travel tuning and additional ride height tuning.
Features
- Material: Steel
- Mounting Hardware Included: Yes
- Adjustable: Yes
- Finish: Black Powdercoated
- Mounting Method: Bolt On
- Spring Rate: 110.0
- Pre-Greased: No
- Spring Color: Silver
- Universal Or Specific Fit: Specific
- Grade Type: Performance
- Rear Shock Type: Coilover
- California Proposition 65: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
- Lowering Amount: Stock Height
Notes:
⚠ WARNING:
Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov
UMI Performance is an aftermarket company that specializes in building high-quality suspension parts. But before they were known as a suspension manufacturer, they manufactured precision parts for major brands such as Corning Asahi, Sony, and Bell+Howell. They may have shifted industries, but their dedication to creating quality products has remained the same.
Quality Products Made In The USAAll of their products are made in-house, which allows them to control every aspect of their products. 100% made in the USA, they can maintain their high standards and create suspension parts that can tackle any street, whether it be the fast corners of a race track or the bumpy road to your grocery store.
Parts Bred From The RacetrackUMI Performance actively participates in various racing disciplines since most of their product engineers and sales team are racers. Because of this, they can test their products through real-life racing scenarios, which helps them gather data that can help improve their products.
Easy To Install PartsEach product is designed to replace factory-installed parts without any significant modification. It is carefully measured to ensure that it would fit perfectly into the vehicle and comes with a step-by-step instructional manual, giving their customers a hassle-free installation experience.
Purchase UMI Performance At Vivid RacingIf you are in the market for high-quality suspension parts for your vehicle, then look no further, as UMI is the brand for you. To know more about UMI, visit Vivid Racing and check out their list of products that fit your specific need.
This warranty is valid against defects in materials and workmanship for the two (2) year warranty period. It is not valid against defect resulting from, but not limited to:
- Misuse and/or abuse, neglect or accident.
Exceeding the item(s) design limits.
Improper installation.
Acts of God, including lightning, floods, earthquakes, fire or high winds.
Damage in handling, including damage encountered during shipment.
This warranty shall be considered void if the warranted product is in any way altered, adjusted, tampered with or defaced.
The two (2) year warranty does not apply to normal wear and tear (the gradual deterioration of an asset which results naturally from use and/or age, i.e. bearings, bushings, etc.).
Non UMI manufactured parts are not covered or valid under this UMI Performance warranty.
UMI Performance cannot guarantee compatibility or performance of its products with other components used in conjunction with UMI Performance products.
UMI Performance cannot assume responsibility for any damages to UMI Products nor for claims for personal injury or property damage resulting from the use of UMI Performance's products or the improper operation thereof or consequential damages arising from the products or use of the products
.UMI Performance two (2) year warranty excludes incidental charges incurred by the end user in the event of breakage (towing, labor, installation, etc.). By their very nature, competition suspension parts are continuously expected to exceed to their limits (either by race or road use). UMI suspension components are designed to withstand intense race conditions, although it is impossible to control the quality of installation or the varying conditions in which they are used.
This warranty supersedes all other warranties and may only be modified by statement in writing, signed by UMI Performance owners/principals.
All Warranties implied by law, including the warranties of merchantability and fitness for a particular purpose, are hereby limited to the warranty period herein and shall expire at the end of such period.
| Sale price | None |
| Wholesale price | $962.87 |
| Shipping |
Weight: 28.00 Length: 10 Width: 10 Height: 28 |
| Product Added At | Friday 05 June, 2020 |
| Product Modified At | Wednesday 28 May, 2025 |
| Imported By | ETLOverride |
| Last Edited By | kathi@vividracing.com |
| View In Admin |
| Carb Approved | - |
|---|---|
| Carb Number | - |
| Epa Status | - |
| Prop65 | - |
| Carb Required | - |
| Vendor | Inv | Cost | Retail | Jobber | MAP | Core | Updated | |||
|---|---|---|---|---|---|---|---|---|---|---|
| UMI Performance | $815.99 | $1,019.99 | ? | $1,019.99 | ? | 2025-05-28 12:33:23 |
