UMI Leaf Spring Mounts

Features: 175 lb/in rate 100% Made In USA. Front bushings pre-installed. Tough gloss black powder coat. Laser cut heavy duty shackles. Excellent for street, corner carving and auto-x. Heavy duty clips and advanced leaf design reduces spring wind-up as compared to stock. High performance polyurethane bushings combine good ride quality with performance improvement over stock rubber. Springs are built with self lubricating plastic isolators to reduce friction and provide consistent spring performance. Optional Add On: UMI 2627 leaf spring hardware installation kit includes new high quality polyurethane isolator pads, heavy duty Made In USA U-bolts and hardware. Fits stock and UMI applications. Excellent replacement for worn out isolators and corroded original hardware. UMI's leaf spring and poly shackle kit is a complete, high performance solution to lower the rear of your 2nd Gen. These springs feature high quality US Steel, multi-leaf construction and lower the car an average of 2" to 2-" below stock ride height. The springs bolt directly into the stock location with no modifications required. The front rubber bushing is pre-installed for convenience. The poly shackle kit for the rear of the spring replaces the factory bushing with a heavy duty, high performance poly bushing and shackle assembly. No additional components required. 100% Made In USA. 262025 - 1970-1981 GM F-Body Rear Leaf Spring Kit, Poly bushings.