The new 3.5 Inch lift kits allow for wheel and tire combinations up to 37 Inch while keeping the smooth OEM Super Duty ride, drivability, and off-road performance. These kits are for the customer looking to create a capable truck with weekday drivability. The bolt-on SST lift kit is simple to install without frame modifications. Maintain OE components and ride quality while gaining the confidence to venture out into the wild. The 3.5 Inch SST lift kit is the cleanest way to run a 37 Inch tire and get the most ride for your money. Optimized when paired with 37 Inch tires, the ReadyLIFT SST lift kit features suspension components purposely tuned and designed to work with your truck. The 3.5 Inch lift provides additional ground clearance, suspension travel, and a rugged stance while delivering robust performance on rough roads and a smooth ride for extended highway miles.