John Mohn owns and operates this 2023 Kenworth W900L as part of his Mohnster Mash Trucking two-truck business based in Mesa, Arizona. The truck features a 605-hp Cummins with an 18-speed and 3.36 rears. Sitting on a 275-inch wheelbase, the truck sports a 72-inch sleeper outfitted with Diamond VIT interior "with all the goodies," Mohn said. He uses the truck to haul hazmat propane and butane in the West and Midwest. Mohn's leased to a small family-owned company, All Valley Propane, out of Mesa.
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