2017-2025 Superduty Rear Leaf Spring (ICO168506)

Replace the worn factory leaf springs on your 2017-2025 Superduty with ICON multi-rate packs. Designed for improved ride quality, better load handling, and increased articulation over stock.

Features

• 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
• Replaceable bonded rubber bushings offer noise free operation and vibration isolation
• Galvanized leaf separators reduce friction and aid in corrosion resistance
• Leaf tip inserts reduce noise and increase ride comfort
• Direct bolt-in to OE spring location makes for an easy install
• ICON Limited Lifetime Warranty against sagging or breaking

Wheel & Tire Recommendations

• ICON Alloys - 17x8.5" w/ 5" Backspace / 6mm Offset
• ICON Alloys - 18x9" w/ 5.25" Backspace / 6mm Offset
• ICON Alloys - 20x9" w/ 5.25" Backspace / 6mm Offset
• Tires: 37" x 12.50" (Larger tires may fit but fender trimming and modifications will be required.)

Important Notes

• Requires recalibration of Advanced Driver Assistance Systems (ADAS) after install
• These leaf springs are sold individually. A quantity of 2 are required per vehicle.
• Each vehicle also requires U-bolt plate kit part number 65501, U-bolt kit part number 67003, and hardware kit part number 65505H

Manufacturer Description

These 5" lift rear leaf springs for the 2017-2025 Ford F-250/F-350 Super Duty are progressively rated to improve the ride quality of your Ford Super Duty 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 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 recommended for best ride quality and performance on- or off-road.