6x6 Independant Hydraulic Drive, Turbo Diesel . . . The Ultimate Amphibious All Terrain Vehicle says it all. At 72 wide and 120 long, the HydroTraxx is larger and more stable than any other amphibious ATV in it's class. Fully hydraulic drive with optional Kubota turbo diesel engine, the HydroTraxx is the ultimate in durability and low maintenance. Visit us at HydroTraxx.net for additional information.