Top Gun Customz 2.5" Leveling Lift Spacer Kit GM 1500 Pickup, Silverado, Sierra 1500 SUV 4x4,2WD TGC 11288425 Maintains factory ride after installation Crafted with solid steel for ultimate durability Made in the USA with American labor and American steel! Seamless Heavy Duty Construction Crafted with 1/4" Thick Steel Limited lifetime warranty, Simple bolt on installation