The UMI Performance spring and shock kit is designed to lower your car 2 inches 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. Big Block Engines: An additional 1/4" front end drop may occur on vehicles with full weight big block engines. Springs feature 530 lb/in front rates and 130 lb/in linear rate Premium CrSi US sourced wire Shocks feature race proven construction for durability Nitrogen charged monotube shock for great control Comfortable yet performance oriented compression valving Ramped up rebound valving Complete kit Made in the USA
