The Rock Krawler Adventure Series 4.0-inch suspension system for 2011–2016 Ford F-250 and F-350 4x4 trucks offers a matched package sized for a 4.0-inch change in ride height. The kit-level description indicates supplied component boxes and necessary hardware for installation specific to those years and four-wheel-drive configurations.
Rock Krawler 11-16 Ford F250/F350 4x4 4.0in Adventure Series Suspension System