The Kubota GB18 is a sub-compact utility tractor produced from 1997 to 2001 as part of the GB Series. It features a Kubota D1005 1.0L 3-cylinder liquid-cooled diesel engine producing 17.7 hp (13.2 kW). The tractor offers 6-speed gear and 18-speed Glideshift transmission options, with four-wheel drive, power steering, and mechanical wet disc brakes. It has a wheelbase of 53.2 inches (135 cm), weighs between 1521 and 1565 lbs depending on the variant, and comes equipped with standard agricultural tires sized 6-12 front and 8.3-20 rear. The GB18 includes a two-post ROPS for operator safety and a rear PTO with a 1.375 inch shaft. It is designed for versatility in sub-compact utility tasks.