Massey Ferguson

Massey Ferguson 9S.400

The Massey Ferguson 9S.400 is a row-crop tractor in the 9S Series produced from 2024 onward. Built in Beauvais, France, it features a powerful AGCO Power 8.4L 6-cylinder liquid-cooled diesel engine delivering 400 hp (maximum 420 hp) with Stage V emissions compliance. It uses a Dyna-VT continuously variable transmission with infinite forward and reverse gears. The tractor includes four-wheel drive, power steering, and a standard cab with air-conditioning. Hydraulics are closed center load sensing with up to 6 rear valves optional and pump flow up to 105.7 gpm. The rear hitch is category IV/III with a lift capacity of 26455 lbs. PTO options include independent front and rear PTOs with multiple speed settings. Dimensions include a 122.1 inch wheelbase, 220.5 inch length, and 134.3 inch height. Standard tires are 650/60R30 front and 710/75R42 rear, with several optional tire sizes available. Electrical system is 12 volts with negative ground and alternator charging.

Power400 hp

Founded2024 -

Model9S.400

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Technical Specifications

Detailed specifications and technical data for Massey Ferguson 9S.400

Power

Engine power	400 hp (298.3 kW)

Tires

Optional tires (ag)	Front: 650/60R34. Rear: 750/70R44
Standard tires (ag)	Front: 650/60R30. Rear: 710/75R42
Other optional tires	Front: 710/55R34. Rear: 900/40R42

Engine

Type	diesel
Power	400 hp (298.3 kW)
Torque	1217 lb-ft (1650.3 Nm)
Cooling	liquid-cooled
Starter	electric
Cylinders	6-cylinder
Emissions	Stage V
Fuel tank	174.4 gal (660.1 L)
Torque RPM	1500
Bore/Stroke	4.37x5.71 inches (111 x 145 mm)
Displacement	512.6 ci (8.4 L)
Manufacturer	AGCO Power
Maximum Power	420 hp (313.2 kW)
Starter volts	12
Exhaust fluid (DEF)	18 gal (68.1 L)

Dimensions

Height	134.3 inches (341 cm)
Length	220.5 inches (560 cm)
Wheelbase	122.1 inches (310 cm)

Electrical

Ground	negative
Battery volts	12
Charging system	alternator

Hydraulics

Type	closed center load sensing
Pressure	2900 psi (200.0 bar)
Pump flow	71.3 gpm (269.9 lpm)
Rear valves	6 (Optional)
Front valves	1 or 2
Optional pump flow	105.7 gpm (400.1 lpm)

Mechanical

Cab	standard with air-conditioning
Drive	Four-wheel drive
Steering	Power steering

Production

Type	Row-Crop tractor
Series	9S Series
Built in	Beauvais, France
Production years	2024 -

Transmission

Name	Dyna-VT
Type	continuously variable transmission
Gears	infinite forward and reverse

Tractor hitch

Rear Type	IV/III
Rear lift (at ends)	26455 lbs (11999 kg)

Power Take-off (PTO)

Rear PTO	independent
Front PTO	independent
Rear PTO Type	540/1000 (1.375), 1000 (1.75)
Front PTO Type	1000
Engine RPM rear PTO	540E@1577, 1000@1882, 1000E@1605
Engine RPM front PTO	1000@2036