Rough Country (1307) 2" Front End Leveling Kit FITMENT: Chevrolet: 07-13 Avalanche 1500 4WD/2WD, 07-18 Silverado 1500 4WD/2WD, 07-17 Suburban 1500 4WD/2WD, 07-17 Tahoe 4WD/2WD; GMC: 07-18 Sierra 1500 4WD/2WD, 07-17 Yukon 4WD/2WD, 07-17 Yukon XL 1500 4WD/2WD KIT CONTENTS: Lower strut mount extensions and hardware BENEFITS: Maintains factory ride quality; Increased ground clearance; Levels the front with the rear of the vehicle; No need to disassemble your struts to install; 100% simple bolt-on installation; Works with all OEM control arms TECHNICAL NOTES: Does not fit 2014-2016 GMC "Denali" models; Does not fit 2007 "Classic" models ITEM SPECIFICS: Installation Time: 3-5 hours; Backspacing: Factory; Recommended Tire Size: 285/75 R17; Weight: 1.75-lbs; Superseded: 1307A, 1308