The Kubota ST-30 is a compact utility tractor produced from 1997 to 2001 as part of Kubota's ST Series. It features a 1.5L 4-cylinder liquid-cooled diesel engine producing 28.7 hp (21.4 kW) with a hydrostatic transmission offering infinite forward and reverse speeds in 3 ranges. The tractor includes four-wheel drive, wet disc brakes, and a two-post ROPS with an optional cab. It has a fuel tank capacity of 7.1 gallons (26.9 L) and a PTO power of 23.2 hp (17.3 kW). The ST-30 offers a rear hitch with position control and a rear lift capacity of 1830 lbs (830 kg). Dimensions include a 63-inch wheelbase, 107.1-inch length, and a width of 47.2 inches minimum with R1 tires. The tractor weighs between 1962 lbs (ROPS) and 2475 lbs (cab). Standard tires are 6.00-12 front and 9.5-22 rear, with lawn/turf tire options available. Electrical system is 12 volts with a negative ground and alternator charging.