Massey Ferguson 7720S

The Massey Ferguson 7720S is a tractor produced by Massey Ferguson. It is equipped with a 402.5 ci 6.6 L engine. The listed engine power is Diesel (listed): 185 hp / 138.0 kW. Transmission: Dyna-VT. Operating weight: 16534 lbs 7499 kg.

Engine Power

Diesel (listed): 185 hp / 138.0 kW

Fuel & Capacities

114 gal 431.5 L

Transmission

Dyna-VT

Operating Weight

16534 lbs 7499 kg

Overview

	2018 - 2021 7700S SeriesRow-Crop tractor 7700S Series Row-Crop tractor

Production
Manufacturer	Massey Ferguson (a part of AGCO)
Row-Crop tractor
Factories	Jackson, Minnesota, USA
	Beauvais, France

Massey Ferguson 7720S Engine
AGCO Power 6.6L 6-cyl diesel
Fuel tank	114 gal 431.5 L
Exhaust fluid (DEF)	10.5 gal 39.7 L
Engine details ...

Massey Ferguson 7720S Power
Engine	185 hp 138.0 kW
PTO (claimed)	155 hp 115.6 kW

Mechanical
Four-wheel drive
Differential lock	electro-hydraulic front and rear
Power steering
Trailer brakes	hydraulic OptOptional
	pneumatic OptOptional
Cab standard with air-conditioning. Available cab suspension. Massey Ferguson auto-guidance ready

Hydraulics
Type	closed-center load-sensing
Pressure	2900 psi 200.0 bar
Rear valves	2 to 5
Front valves	0 to 3
Pump flow	29 gpm 109.8 lpm
	39 gpmOptOptional 147.6 lpm
	50 gpmOptOptional 189.2 lpm

Tractor hitch
Rear Type	III/II
Control	electronic draft control
Dyna-6 Rear lift (at ends)	13895 lbs 6302 kg
Dyna-VT Rear lift (at ends)	16404 lbs 7440 kg
Front lift (at ends)	8818 lbs 3999 kg

Power Take-off (PTO)
Rear PTO	independent
Rear PTO Type	540/1000
Engine RPM	540@1890
	50E@1520
	1000@2000
	1000E@1600
Front PTO	independent OptOptional
Front PTO Type	1000 (1.375)

Dimensions & Tires
Wheelbase	117.1 inches 297 cm
Weight	16534 lbs 7499 kg
Full dimensions and tires ...

Electrical
Ground	negative
Charging system	alternator
Battery volts	12

References

7700S Series published in 2020, by Massey Ferguson*
*Publication contains known errors.

Engine

Engine Detail — 402.5 ci / 6.6 L Diesel

Manufacturer	AGCO Power 66 AWF
Configuration	turbocharged intercooled diesel, 6-cylinder 24-valve, liquid-cooled
Displacement	402.5 ci 6.6 L
Bore/Stroke	4.252x4.724 inches 108 x 120 mm
Emissions	Tier IV
Power	185 hp 138.0 kW
Maximum Power	200 hp 149.1 kW
Idle RPM	850-2100
Torque	923 lb-ft 1251.6 Nm
Torque RPM	1500
Starter	electric
Starter volts	12

Transmission

Transmission options
24-speed six-speed power shift
continuously-variable transmission

Transmission — Dyna-6

Transmission	Dyna-6
Type	six-speed power shift
Gears	24 forward and reverse
Six power shift gears (A-F) in four ranges (1-4)

Transmission — Dyna-VT

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

Dimensions

Massey Ferguson 7720S Tires

Dimensions
Wheelbase	117.1 inches 297 cm
Length	202.7 inches 514 cm
Width	96.7 inches*Width across fenders. 245 cm
Height (cab)	123.2 inches 312 cm
Height (exhaust)	122.9 inches 312 cm
Weight	16534 lbs 7499 kg
Max weight	30864 lbs 13999 kg
Bar rear axle
Front tread	52.8 to 87.8 inches 134 to 223 cm

Photos

Massey Ferguson 7720S

Recommended Implements & Sizing Guide

Engineering recommendations for Massey Ferguson 7720S based on its 185 HP power envelope and ASAE agricultural standards.

Implement & Operation	Recommended Size	Workload Rating	Engineering Notes
Moldboard PlowPrimary Tillage	5 to 7 Bottom (18")5 - 7 铧 (45 cm)	Commercial / Field Scale	Large acreage tillage; requires front ballast weights.
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	15 to 22 ft Folding Disc4.5 - 6.7 m 折叠式圆盘耙	Commercial / Field Scale	Wide commercial field leveling; requires hydraulic remotes.
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 7720S.

Estimated Continuous Field Runtime: 11.9 hrs

Approximately 11.9 hours of continuous field operation at ~75% rated power on a full tank (114 gal / 431.5 L).

Estimated 75% Load Fuel Burn~9.6 gal/hr (36.4 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