UMI Performance · New
UMI Performance 68-72 GM A-Body Lowering Kit Factory Height
MPN SS103049 · Store SKU umiSS103049
Supplier stock checked 11/7/2026, 3:24:15 PM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
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Product details
Looking for performance handling but like the old school factory look? The UMI spring and shock kit is designed to provide a huge improvement in handling and control while maintaining the factory height. These kits feature our race quality 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. Big Block Engines: An additional 1/4" front end drop may occur on vehicles with full weight big block engines. SS103049 - 1968-1972 GM A-Body UMI Shock/Spring Kit, Factory Height Springs feature 530 lb/in front rates and 130 lb/in linear rate Comfortable yet performance oriented compression valving Shocks feature race proven construction for durability Nitrogen charged monotube shock for great control Premium CrSi US sourced wire Complete kit Made in the USA Ramped up rebound valving
Manufacturer fitment & guides
Check SS103049 against the manufacturer’s application information below.
A manufacturer application guide is not available for this listing. Request the exact application from JuiceBuilt before payment.
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