Fits Rear Applications on the following Vehicles: 1991-2000 Chevrolet Silverado 3500HD, 1991-2002 GMC Sierra 3500HD - 2WD & 4WD, 1994-2002 Ram 2500/3500 -2WD & 4WD, 1997-2018 Ford E-350 Super Duty - 2WD, 1980-1998 Ford F-250/F-350 -2WD & 4WD, 1999-2018 F-250/F-350 Super Duty 2WD & 4WD, 1999-2018 Ford F-450/F550 Super Duty - 2WD & 4WD
For chassis cab models only; Do not use on pickup models for Ford Super Duty Applications only. May be used on trucks equipped with top overload spring.