UMI Performance · New
UMI Performance 82-92 GM F-Body Front and Rear Weight Jack Kit Street
MPN 206575-1-B · Store SKU umi206575-1-B
Supplier stock checked 11/7/2026, 9:59:42 AM UTC. Adding a part does not reserve it.
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Product details
The UMI Performance weight jack kit for 1982-1992 Camaro and Firebird is designed to give your daily driver a medium-firm ride worthy of corner carving as well as auto-x and road race. This street/race kit is suitable for the enthusiast and features 850lb/in front and 175 lb/in custom wound rear springs. Built from strong US Steel, the jack plates ride on UMI exclusive thrust bearings which spread the load evenly and help with ease of height adjustment. Ride height adjustment works nicely at factory height through 2-1/2" drop. Most track testing was accomplished at 2" drop from stock. Race proven and 100% Made In USA. Fitment Note: Rear kit works with factory rear end housing and Strange Engineering brand rear housings only. Minor grinding required on left axle pad. Front kit works with UMI and factory k-member. May not fit other brand k-members. Pairs nicely with UMI, Viking, or Koni struts and shocks. Also works with factory struts and shocks. Maintains factory clearance around the strut and allows maximum tire and wheel width. Allows independent corner weight tuning, essential for proper auto-x handling. 206575-1 - 1982-1992 GM F-Body Front and Rear Weight Jack Kit, Street Fits UMI K-member and Factory K-member. May not work on other brands. Acme thread and thrust bearing for easy ride height adjustment. Adjustment completed easily with ratchet and ¾” socket. Strong ¼” thick construction, CNC laser cut USA steel. 850 lb/in front, 175 lb/in rear, premium racing spring. Manufactured, tested and race proven in the USA. 0 to 2-½” lowering. Anti-rotation tab. 100% Made In USA Features:
Manufacturer fitment & guides
Check 206575-1-B 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.
Part-specific notes
- California Proposition 65: Y