and one in the front where the horses would normally have been. The front wheel supported a steam boiler and driving mechanism. The power unit was articulated to the "trailer", and was steered from there by means of a double handle arrangement. One source states that it seated four passengers and moved at a speed of 2.25 mph 1 disp=flip.

The vehicle was reported to have been very unstable owing to poor weight distribution, a serious disadvantage for a vehicle intended to be able to traverse rough terrain and climb steep hills. In addition,