Developed in the early 1950â€™s for the transportation of ammunition and the 106-millimeter recoilless rifle. The Muleâ€™s engine, model A042, is air-cooled, 4 cycle, 2 cylinder horizontally opposed type 14 horsepower gasoline engine. It is a low profile, cross-country vehicle in which every unnecessary item has been stripped away to leave the most basic load carrier. It is no more than a platform with four wheels. It was used in Vietnam. STATS - government cost in 1968 was $3,527.00, Top speed, 25 miles per hour, Weight, (unloaded, less operator) 900 lbs. These pictures are from a military vehicle museum the American Society of Military History based in South El Monte, CA. www.tankland.com These pictures are Copyright 2009.