Mastodon X is a series of expedition vehicles built at VMI Offroad in Bellingham, WA by Mike Harbick (design/engineering), AJ (fit-and-finish/proof of concept), and Mark Beason (vision/sales).

VMI Offroad’s corporate mission is to provide the highest quality equipment available for off road enthusiasts by using cutting-edge techniques, space age materials, and innovative ideas to raise the bar in the off road industry.  They are known for their customer service, reliability, and safe end-products.