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

UMI PERFORMANCE

UMI Performance 68-72 GM A-Body Lowering Kit 1in Lowering

$684.33

SKU: U01C SS103050

In Stock
In Stock
Ships by Aug 4
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

Part #: SS103050

The UMI Performance spring and shock kit is designed to lower your car 1 inch while providing a huge improvement in handling and control. These kits feature our race quality lowering springs which provide a high performance foundation for your ride. Premium US sourced CrSi wire is wound into the correct rates for street cruising, Pro-Touring, corner carving or light drag use. The UMI Performance monotube shock features medium-firm compression valving and a ramped up rebound curve to properly control the UMI spring. The rebound valving also controls body roll when cornering and contributes to a high performance ride.

MIA's Description

The UMI PERFORMANCE SS103050 is a 1-inch lowering spring and shock kit designed for 1968-1972 GM A-Body vehicles. It features premium CrSi US sourced wire springs with a 530 lb/in front rate and a 130 lb/in linear rear rate. The kit includes UMI Performance monotube shocks that are gas charged with medium-firm compression and ramped-up rebound valving for improved handling and ride quality. This product is designed and manufactured in the USA from North American raw materials.

Fitment

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Specifications

BrandUMI PERFORMANCE
Part NumberU01C SS103050

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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