UMI Performance 262025 Rear Leaf Spring and Shackle Bushing Kit 2nd Gen

The UMI Performance 262025 is a complete rear leaf spring and polyurethane shackle kit engineered to lower and improve the handling of 2nd generation F-body vehicles. This comprehensive performance solution lowers the rear of your vehicle an average of 2 to 2.5 inches below stock ride height while maintaining excellent ride quality for street driving, corner carving, and autocross applications.

Key Features:

• 175 lb/in spring rate for balanced performance and comfort
• High-quality multi-leaf construction using US steel
• Front bushings come pre-installed for convenient installation
• Heavy-duty laser-cut shackles with tough gloss black powder coat finish
• High-performance polyurethane bushings provide superior performance over stock rubber while maintaining good ride quality
• Self-lubricating plastic isolators reduce friction between leaves for consistent spring performance
• Advanced leaf design with heavy-duty clips reduces spring wind-up compared to stock springs
• Direct bolt-in installation to stock location with no modifications required
• 100% Made in USA

The kit includes everything needed for installation, with the rear poly shackle kit replacing the factory bushing with a heavy-duty, high-performance polyurethane bushing and shackle assembly. The springs are designed to work with the optional UMI 2627 leaf spring hardware installation kit, which includes new polyurethane isolator pads, heavy-duty U.S.-made U-bolts, and hardware for a complete refresh of worn components.