This ICON Vehicle Dynamics 2.5” suspension system is the best way to level your 4WD 2017-2019 Ford F250/350 Super Duty while drastically improving ride quality and performance. The Stage 5 system is perfect for on-road and off-road use including towing, job site duty, and hardcore off-road adventure. This Stage 5 System combines dual rate coil springs, alignment cams, CDC Valve 2.5 Aluminum Series front remote reservoir and rear piggyback reservoir shocks, an adjustable track bar designed specifically for the 2017-UP Super Duty, ICON's dual opposing 2.0 Aluminum Series steering stabilizer kit, and fabriacted Radius Arm System for the ultimate in on-road comfort and off-road performance. With the endless hours ICON has spent testing and tuning our suspension components and shocks as a complete package, you can be rest assured you have the best suspension solution on the market.