Rock Krawler coil springs for the 2023+ Ford F250 and F350 4x4 4.5in X Factor suspension system are supplied to achieve the system’s 4.5in lift and match the intended ride geometry. These springs form the springing component of the X Factor package and are specified to work with the system’s other parts for those model years. They are included to provide the correct ride height and load handling for the kit.
Rock Krawler 2023+ Ford F250/F350 4x4 4.5in X Factor Suspension System