The Steyr 185a is a standard-tread farm tractor produced by Steyr from 1959 to 1968. It features a 4.0L 3-cylinder liquid-cooled diesel engine producing 54.3 hp (40.5 kW) net power, with a 6-speed gear transmission (6 forward and 1 reverse). The tractor has a wheelbase of 81.1 inches (205 cm), weighs 5952 lbs (2699 kg), and uses 6.50-20 front and 13-30 rear agricultural tires. It has two-wheel drive, manual steering, an open operator station, and a rear PTO with 540 rpm.