The Mitsubishi MT231 is a compact utility tractor produced from 1999 to 2003 as part of the GO Series. It features a 1.5L 4-cylinder liquid-cooled diesel engine producing 22.7 hp (16.9 kW) with a 16-speed transmission offering 16 forward and reverse gears. The tractor includes four-wheel drive, power steering, wet disc brakes, and a two-post ROPS with an optional cab. It has a rear hitch with a lift capacity of 3968 lbs (1799 kg) and a rear PTO of 540 rpm. Dimensions include a 62.2 inch (157 cm) wheelbase, length of 123.6 inches (313 cm), and height of 75.4 inches (191 cm) with ROPS. Standard tires are 6-14 front and 9.5-24 rear. The MT231 is related to the MT251 model.