Every MotoFab Lifts Leveling Lift kit for Silverado or Sierra is machined out of Billet Aluminum right here in the USA at our state of the art facility in Buffalo NY. Our Front leveling lift kits also fit many GM SUVs including the Tahoe,Avalanche,Suburban and Yukon. All Kits for GM1500 trucks come with grade 10.9 hardware and a lifetime warranty.