The Kubota B40 is a sub-compact utility tractor produced from 1988 to 1992. It features a 14 hp (10.4 kW) Kubota D850 0.9L 3-cylinder liquid-cooled diesel engine, a 6-speed gear transmission with 6 forward and 2 reverse gears, and four-wheel drive. The tractor has an open operator station and uses JIS0 rear hitch. It has a wheelbase of 49 inches (124 cm), weighs 1213 lbs (550 kg), and runs on standard agricultural tires sized 5.00-12 front and 8-16 rear. The PTO rear type is 540 rpm with engine RPM options at 447, 814, and 1228 at 2600 engine RPM. Electrical system is 12 volts with negative ground.