The David Brown 1390 is a utility tractor made from 1980 to 1984. It has a 2WD chassis and a 4-cylinder diesel engine made by J.I. Case. The engine is liquid-cooled and naturally aspirated, with a displacement of 219 ci, which is above average for tractors. It produces 60.8 hp at 2200 rpm, which is about average power for its class.
This tractor has a synchromesh transmission with 12 forward and 4 reverse gears. It features hydrostatic power steering and a rear PTO with both 540 and 1000 rpm speeds. The 1390 has a Category II/I rear hitch and an open center hydraulic system. It weighs 5501 lb, which is average for utility tractors. The tractor can be equipped with either a two-post ROPS or an optional cab for operator comfort. It has ag tires, mechanical drum brakes, and an electric starter. The fuel tank can hold 72.0 liters, and it has additional features like a dual dry element air cleaner and a hydraulic dry disc clutch.