There was one sale, in particular, on Dec. 29 by Swenson & Sons in Minot, N.D., that featured nine incredible four-wheel-drive tractors in ... this 1991 Ford Versatile 1156 sold for $106,000 ...

Known by its military designation as the High Mobility Multi-purpose Wheeled Vehicle, the HMMWV is a lightweight, highly mobile, diesel-powered, four-wheel-drive tactical vehicle that uses a ...

and a 4.9% reduction in total drive motor energy consumption. The paper titled "Reducing Operation Emissions and Improving Work Efficiency Using a Pure Electric Wheel Drive Tractor" was published ...