Fabtech Rad Arm Kit Component Box for 2017–2021 Ford F-250/F-350 4WD Diesel

Upgrade your Ford chassis with the Fabtech Rad Arm Kit Component Box, engineered for 2017–2021 F-250 and F-350 4WD diesel trucks. This kit pairs a 4-inch Rad Arm System with Coils and DLSS Shocks to deliver improved axle control, ride quality, and off-road capability. The component box includes all necessary arms, coils, shocks, mounts, brackets, and hardware for a complete upgrade.

• 4-inch Rad Arm System designed for heavy-duty 4WD diesel applications, restoring suspension geometry after lift and enhancing wheel travel.
• Includes Coils and DLSS Shocks to provide responsive damping and stable highway manners with controlled bottoming on rugged terrain.
• Full component box with control arms, coil springs, shock absorbers, ride-height hardware, and mounting brackets for a comprehensive swap.
• Heavy-duty steel construction with durable finishes to resist corrosion and withstand off-road use and demanding loads.
• Improved axle articulation and reduced wheel hop, helping maintain tire contact and predictable handling across uneven surfaces.
• Crafted by Fabtech, a trusted name in suspension engineering, and designed to align with factory mounting points for reliable longevity.