The Cletrac FG is an agricultural crawler tractor produced by Cletrac from 1938 to 1943. It features a Hercules 15.3L 6-cylinder gasoline engine, liquid-cooled, with a 4-speed gear transmission offering 4 forward and 2 reverse gears. The tractor has a claimed drawbar power of 94 hp and belt power of 111 hp. It has an open operator station and crawler drive. Dimensions include a length of 180 inches, width of 100 inches, height of 88 inches to the steering wheel, and a gauge of 69 inches. Variants include the FG gasoline model and the FD diesel model.