Level the front of your 2013-2007 Silverado/Sierra 1500 2WD/4WD Pickup with the ?Level It? System from Rancho. This kit provides an inexpensive, fast and easy kit to level your vehicle. This kit features two Rancho? RS9000?XL 9-position adjustable series Leveling Struts**, two sway bar spacers and mounting hardware to provide superior on road comfort and off-road performance. The sway bar spacers correct end link angles for roll and sway control of your Truck. The kit was designed with 35-in. tires**, and lifts the front of the truck 2.0-in. This kit allows the reuse of OE Wheels and Tires. The Rancho? RS9000?XL 9-position adjustable series struts deliver nine levels of performance. Globally recognized as the first 9-position manually adjustable ride control series in the off-road market, the advanced RS9000XL series is ideal for on- and off-road use, towing and more. The adjustable damping enhances ride characteristics by counteracting the additional unsprung mass inherent in larger tire and wheel combinations. Engineered and manufactured in the U.S., all RS9000XL series units are covered by a Limited Lifetime Warranty. Fits up to 35-in. tires Rancho Level It RS9000?XL Struts Sway bar spacers included Level IT 2-in. Max Lift **Must Use OE Springs and top mounting components. Trimming or modification required to provide proper clearance for the 35-in. development wheel and tire. Actual tire size varies between manufacturers.