The Iseki TL3700 is a utility tractor produced from 1980 to 1985 as part of the TL Series. It features an Isuzu 1.8L 4-cylinder liquid-cooled diesel engine producing 36 hp (26.8 kW) at 2600 RPM. The tractor offers an 18-speed transmission with 18 forward and 6 reverse gears, and is available in two- or four-wheel drive configurations with power steering. It includes a four-post ROPS with canopy, with an open station option. The rear hitch is JIS1 type with position and draft control, and the PTO operates at 540 RPM. Dimensions include a 70.9 inch (180 cm) wheelbase and weights ranging from 2976 to 3428 lbs depending on configuration. Electrical system is 12 volts with negative ground and alternator charging.