Massey Ferguson 9S.285

The Massey Ferguson 9S.285 is a tractor produced by Massey Ferguson. It is equipped with a 512.6 ci 8.4 L engine. The listed engine power is Diesel (listed): 285 hp / 212.5 kW. Transmission: Dyna-VT.

Engine Power

Diesel (listed): 285 hp / 212.5 kW

Fuel & Capacities

174.4 gal 660.1 L

Transmission

Dyna-VT

Overview

	2024 - 9S SeriesRow-Crop tractor
2024 -
9S Series
Row-Crop tractor

Production
Manufacturer	Massey Ferguson (a part of AGCO)
Row-Crop tractor
Built in Beauvais, France

Massey Ferguson 9S.285 Engine
AGCO Power 8.4L 6-cyl diesel
Fuel tank	174.4 gal 660.1 L
Exhaust fluid (DEF)	18 gal 68.1 L
Engine details ...

Massey Ferguson 9S.285 Transmission
continuously variable transmission
Transmission details ...

Massey Ferguson 9S.285 Power
Engine	285 hp 212.5 kW

Mechanical
Four-wheel drive
Power steering
Cab standard with air-conditioning.

Hydraulics
Type	closed center load sensing
Pressure	2900 psi 200.0 bar
Rear valves	6 OptOptional
Front valves	1 or 2
Pump flow	71.3 gpm 269.9 lpm
	105.7 gpmOptOptional 400.1 lpm

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

Power Take-off (PTO)
Rear PTO	independent
Rear PTO Type	540/1000 (1.375)
	1000 (1.75)
Engine RPM	540E@1577
	1000@1882
	1000E@1605
Front PTO	independent
Front PTO Type	1000
Engine RPM	1000@2036

Dimensions & Tires
Wheelbase	122.1 inches 310 cm
Front tire	600/70R30
Rear tire	650/85R38
Full dimensions and tires ...

Electrical
Ground	negative
Charging system	alternator
Battery volts	12

References

MF 9S - Outstanding design, ultimate performance published in 2023, by Massey Ferguson

Engine

Engine Detail — 512.6 ci / 8.4 L Diesel

Manufacturer	AGCO Power
Fuel Type	Diesel
Configuration	6-cylinder, liquid-cooled
Displacement	512.6 ci 8.4 L
Bore/Stroke	4.37x5.71 inches 111 x 145 mm
Emissions	Stage V
Power	285 hp 212.5 kW
Maximum Power	315 hp 234.9 kW
Torque	922 lb-ft 1250.2 Nm
Torque RPM	1500
Starter	electric
Starter volts	12

Massey Ferguson 9S.285 Engine

Transmission

Transmission — Dyna-VT

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

Massey Ferguson 9S.285 Transmission

Dimensions

Massey Ferguson 9S.285 Tires
Standard tires (ag)	Front: 600/70R30. Rear: 650/85R38
Optional tires (ag)	Front: 650/60R34. Rear: 750/70R44
	Front: 710/55R34. Rear: 900/40R42

Dimensions
Wheelbase	122.1 inches 310 cm
Length	220.5 inches 560 cm
Height	134.3 inches 341 cm

Photos

Massey Ferguson 9S.285 tractor photo

Recommended Implements & Sizing Guide

Engineering recommendations for Massey Ferguson 9S.285 based on its 285 HP power envelope and ASAE agricultural standards.

Implement & Operation	Recommended Size	Workload Rating	Engineering Notes
Moldboard PlowPrimary Tillage	8+ Bottom On-Land Hitch8+ 铧重型机外牵引犁	Commercial / Field Scale	High horsepower articulated/4WD field plowing.
Rotary Cutter / MowerMowing & Clearing	15 to 20 ft Batwing4.6 - 6.1 m 宽幅折叠翼	Commercial / Field Scale	Large commercial field and roadside mowing operations.
Rotary TillerSeedbed Prep	90 to 120 in Heavy Duty230 - 300 cm 重型旋耕机	Commercial / Field Scale	Deep intensive seedbed preparation for commercial row crops.
Disc HarrowSecondary Tillage	24 to 36 ft Heavy Duty Field Disc7.3 - 11.0 m 超宽重型整地耙	Commercial / Field Scale	Broad-acre grain tillage for high-drawbar tractors.
Hay BalerHay & Forage	Large Square Baler (3x4 or 4x4)大方捆商用打捆机 (1.2x1.2 m)	Commercial / Field Scale	High-capacity commercial forage harvesting (1000 RPM PTO).

Sizing & Soil Condition NoteActual implement sizing varies depending on local soil conditions (heavy clay vs sandy loam), field slope, and operating speed. Heavy tillage implements may require front ballast weights and wheel weights.

Fluids, Capacities & Working Autonomy

Standard fluid requirements, service intervals, and continuous runtime estimates for Massey Ferguson 9S.285.

Estimated Continuous Field Runtime: 11.8 hrs

Approximately 11.8 hours of continuous field operation at ~75% rated power on a full tank (174.4 gal / 660.2 L).

Estimated 75% Load Fuel Burn~14.8 gal/hr (56.1 L/hr)

Engine Crankcase Oil

SAE 15W-40 (Heavy Duty Diesel)

Standard Spec: API CK-4 / CJ-4 Heavy Duty

Service Interval: 150 – 250 Hours

Transmission & Hydraulic System

UTTO (Universal Tractor Transmission Oil)

Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)

Service Interval: 600 – 1000 Hours

Engine Cooling System

50/50 Ethylene Glycol Pre-mix

Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze

Service Interval: 2 Years / 1500 Hours