The Zone Offroad 2011 Ford Super Duty 4-inch radius arm system for diesel models with overload is a four-inch lift kit specified for 2011 Super Duty trucks that include overload springs. The overview states the product’s lift height and overload configuration. Offered as component boxes for installation, the package groups the suspension parts to achieve the 4-inch radius arm lift on 2011 diesel Super Duty models with overload; verify your vehicle’s spring setup.
Zone Offroad 11 F SD 4in Radius Arm System - Diesel w/ovrld