# UMI Performance 64-66 GM A-Body Spring/Shock Lowering Kit 1in Rear 350lb

UMI's lowering package consists of four Viking double adjustable shocks, a hybrid front coil over spring system and either 1 or 2 inch UMI rear lowering springs. With moderately increased spring rates for improved handling, this kit allows you to adjust your cars altitude and attitude for maximum performance and a cool appearance. The hybrid front coil system features 0-3" front drop and is easy to adjust and lock in place. The 1 or 2 inch rear lowering allows you to knock the factory height down a bit or go the extra inch for the Pro-Tour look. Double adjustable Viking shocks feature 19 compression and 19 rebound settings. These independently adjustable settings allow you to change from street to strip to corner carving handling simply by turning the knobs. No tools required.

This Part Fits:

Year

Make

Model

Submodel

1964-1966

Buick

Skylark

Base

1964-1966

Buick

Special

Base

1964-1966

Buick

Special

Deluxe

1964-1966

Chevrolet

Chevelle

300

1965-1966

Chevrolet

Chevelle

300 Deluxe

1964-1966

Chevrolet

Chevelle

Malibu

1964-1965

Chevrolet

Chevelle

Malibu Super Sport

1966

Chevrolet

Chevelle

Super Sport 396

1964-1966

Chevrolet

El Camino

Base

1964-1966

Oldsmobile

442

Base

1964-1966

Oldsmobile

Cutlass

Base

1964-1966

Oldsmobile

Cutlass

Holiday

1964-1966

Oldsmobile

F85

Base

1964-1966

Oldsmobile

F85

Deluxe

1966

Oldsmobile

F85

Holiday

1964-1966

Pontiac

GTO

Base

1964-1966

Pontiac

LeMans

Base

## Details

- **Price:** 3885.4 CAD
- **Vendor:** UMI Performance
- **Type:** Coilovers

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 3885.40 CAD | In stock |

## Images

- Photo - Primary
- User 1
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- User 2

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/umi-performance-64-66-gm-a-body-spring-shock-lowering-kit-1in-rear-350lb)
> Updated: 2026-07-14