ICON 138508 Rear 5" Lift Leaf Spring Kit for 99-07 Ford F250/F350 Super Duty

99-07 FSD 5" REAR LEAF SPRING PACK These 5" lift rear leaf springs for the 99-07 F-250/F-350 Super Duty are progressively rated to improve the ride quality of your pickup, as well as increased performance. The multi-leaf construction ensures a smooth ride with less chance of spring fatigue under load, minimizing sagging. The bottom 3 leaves of the pack are flat to provide a secondary overload rate preventing harsh bottom outs and smooth transition through the suspension travel. ICON 2.0 Aluminum Series or 2.5 Aluminum Series Vehicle Specific tuned shocks are recommended for best ride quality and performance on- or off-road. Provides 5” of rear lift over stock when used with OE rear blocks Reduced spring rate improves ride quality and suspension performance Moves overload transition point further away for better small bump compliance Overload leaves help maintain payload capacity Military wrap front eyelet for increased durability