Fits: for Ford F250 F350 Super Duty 2WD 4WD 2008-2016 Installation Instruction: 1.The seats and carpet must be removed to access the bolt covers because the access to the carpet is covered by the carpet and the vehicle interior. 2.vehicle body properly before removing mounts. SUPPORT: Use a 2” x 4” piece of wood 24” long or any other suitable RECOMMENDED size between the jack and body panels to spread the load out so as not to damage body panels). If necessary, support the body in several areas. 3.After removing the bolts, the main body must be lifted from the frame by one angle or another, depending on the mounts to be replaced. 4.The body is fastened to the frame with long bolts. These bolts pass through holes in the floor and rubber pads. The cushions are sandwiched between the floor, the frame and the lower cushion.