XDP offer a wide variety of Tire Mounts that allow you to mount an spare tire in the bed instead of under your 2017-2019 Chevy/GMC 6.6L L5P Duramax. Most mounts are universal in design with each offering their own unique solution for mounting the tire. The mounts offered are made of superior quality materials to provide a secure fit and will last for years to come. XDP offers high-quality Tire Mounts from companies like Addictive Desert Designs, N-Fab, Titan Fuel Tanks, and Dorman.