Rough Country - 207-2.5-inch Suspension Leveling Lift Kit for Chevrolet: 07-13 Avalanche 1500 4WD FITMENT: Chevrolet: 07-13 Avalanche 1500 4WD KIT CONTENTS: Front: Upper strut spacers, lower strut spacers, and hardware; Rear: .75-inch Coil spacers BENEFITS: Easy bolt-on installation; Maintains factory ride quality; Increased ground clearance; Levels the front with the rear of the vehicle; No need to disassemble your struts to install TECHNICAL NOTES: Does not fit Auto Ride or Auto Leveling models ITEM SPECIFICS: Installation Time: 1-3 hours; Recommended Tire Size: 32-by-11.50; Weight: 5.1-lbs