The Massey Ferguson 400 is a bulldozer produced from 1971 to 1976. It features a Perkins 5.8L 6-cylinder diesel engine delivering 85 hp (63.4 kW) net power. The tractor uses a 2-speed hydraulic shuttle transmission and has a crawler drive. It has an open operator station with an optional four-post ROPS. The bulldozer has 18-inch tracks and weighs between 22,930 to 23,600 pounds depending on the blade configuration. It includes hydraulic systems with open center type and a fuel capacity of 31.7 gallons. Attachments include 96-inch and 124-inch blades with hydraulic angle and lift capabilities.