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The UMI Performance weight jack kit for 1982–1992 Camaro and Firebird blends street comfort with corner‑carving capability, featuring 850 lb/in front and 175 lb/in rear custom wound springs. US steel construction, exclusive thrust bearings for easier height adjustment, and Acme thread plates allow 0–2½" lowering with most testing at a 2" drop. Works with UMI and factory k‑members and pairs well with UMI, Viking, Koni or factory dampers for tuned handling.
UMI Performance 82-92 GM F-Body Front and Rear Weight Jack Kit Street
