The Zone Offroad 2011–2014 Ford Super Duty 6-inch gas suspension kit with overload is a six-inch lift package for gas-engine Super Duty trucks in that year range that include overload springs. The description states lift height and overload arrangement. Sold as component boxes for kit assembly, the package groups the suspension parts to achieve the 6-inch lift on 2011–2014 gas Super Duty models with overloads; verify fitment before purchase.
Zone Offroad 11-14 Ford SuperDuty 6in Gas w/Overload