Rough Country's 3in Bolt-On Kit offers easy installation and aggressive good looks at an incredible value. Take your truck to new heights with this excellent option for 01-10 2500, 2500HD, 2500 Suburban and Yukon XL models.This kit features a set of durable, forged torsion bar keys, offering uncompromised strength and rigidity over factory keys. This kit also includes a set of upper control arms and rear blocks, giving your truck plenty of ride height for up to 33in tires while offering a clean, level look from front to rear. A set of front and rear N2.0 Nitrogen-charged shocks are also included in the kit, giving your truck incredible ride-quality both on and off-road.This all-inclusive kit comes with everything you need, and installation is a piece of cake compared to other 3" kits on the market! Featuring a 100% bolt-on installation process that requires zero cutting or drilling, this kit can be installed using common tools in a home garage, and allows the truck to be returned to stock at any time if so desired. Best of all this kit features Rough Country's Lifetime Replacement Warranty.