Built by Engineered Products Waukesha Wisconsin. They began in 1946.14 HP K321 Kohler single. Single 3 spd Crosley transmission all gear drive. These also came with dual trannies. Dana rear axle with a final drive ratio of 12.25:1 Also has hyd 3 pt. rear hitch. 24" rear wheels, they are actually Farmall Cub rear wheels and 12" fronts. Offset Ross steering gear. Rear weights are off a Farmall A and the fronts off of Cub Cadet.