The SFV 403 is a utility tractor built in 1958 by SFV in Vierzon, France. It features a SFV 4.3L 2-cylinder liquid-cooled diesel engine producing a claimed 42 hp (31.3 kW) belt power. The tractor has a 5-speed gear transmission with 5 forward and 1 reverse gears, two-wheel drive, and an open operator station. It weighs 5732 lbs (2600 kg) and has agricultural tires sized 6.00-19 front and 14-28 or 11-36 rear. The rear PTO operates at 540 rpm with a 1.375 inch shaft.