The Shibaura SP1800 is a compact utility tractor in the SP Series manufactured by Shibaura. It features a 0.9L 3-cylinder liquid-cooled diesel engine producing 17.8 hp (13.3 kW). The tractor offers 2WD and 4WD variants, with a 6-speed synchromesh transmission and a 9-speed creeper option. It has an open operator station, manual steering, and mechanical drum brakes. The SP1800 includes an open center hydraulic system, a rear hitch with position control and 2866 lbs (1300 kg) lift capacity, and a 540 RPM rear PTO. Dimensions include a 50.4 inch (128 cm) wheelbase, 87.2 inch (221 cm) length, and 1157 lbs (524 kg) weight. Standard tires are 4.00-12 front and 8.3-20 rear. Electrical system features a 12V battery and 15 amp alternator.