Massey Ferguson industrial tractors

Massey Ferguson 640

The Massey Ferguson 640 is an industrial tractor produced from 1993 to 1996 by Massey Ferguson (a part of Fermec). It features a Perkins 4.1L 4-cylinder diesel engine delivering 66.5 hp net and 72.7 hp gross power. The tractor has a 4-speed power shuttle transmission with hydraulic wet disc clutch and offers two- or four-wheel drive options. It includes electro-hydraulic rear differential lock, power steering, wet disc brakes, and a four-post ROPS with optional cab and heater. The 640 has a rear PTO with independent 540/1000 rpm speeds and a rear hitch with position and draft control. Fuel capacity varies with ROPS or cab configurations. The tractor supports front-end loader attachments with detailed loader specifications available. Dimensions include a wheelbase of 81.4 inches, weight around 6403 lbs, and various tire options. Electrical system is negative ground with a 55 amp alternator and two 12-volt batteries.

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Model640

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Technical Specifications

Detailed specifications and technical data for Massey Ferguson 640

Power

Engine (net)	66.5 hp (49.6 kW)
PTO (claimed)	58 hp (43.3 kW)
Engine (gross)	72.7 hp (54.2 kW)

Engine

Type	diesel, 4-cylinder, liquid-cooled inline
Model	Perkins 4.1L 4-cyl diesel
Torque	196 lb-ft (265.8 Nm)
Starter	electric
Rated RPM	2200
Torque RPM	1400
Air cleaner	dry two-stage
Bore/Stroke	3.976x5.00 inches (101 x 127 mm)
Compression	15.3:1
Power (net)	66.5 hp (49.6 kW)
Pre-heating	thermostart
Displacement	248 ci (4.1 L)
Oil capacity	11.3 qts (10.7 L)
Power (gross)	72.7 hp (54.2 kW)
Starter volts	12
Coolant capacity	16.7 qts (15.8 L)

Height

Cab	94 inches (238 cm)
ROPS	94 inches (238 cm)
Exhaust	93.6 inches (237 cm)
Steering wheel	67.6 inches (171 cm)

Weight

2WD ROPS	6403 lbs (2904 kg)
Max rear axle	25000 lbs (static) (11340 kg), 13422 lbs (SAE J43) (6088 kg)
Max front axle	30305 lbs (static) (13746 kg), 13997 lbs (SAE J43) (6349 kg)

Capacity

Cab Fuel	24.4 gal (92.4 L)
ROPS Fuel	20.3 gal (76.8 L)
Hydraulic system	11.1 gal (42.0 L)

Dimensions

2WD Length	123 inches (312 cm)
4WD Length	124.4 inches (315 cm)
Rear tread	80 inches (203 cm)
2WD Front tread	67.2 inches (170 cm)
4WD Front tread	62.5 inches (158 cm)
Ground clearance	11.4 inches (28 cm)
Tractor loader length	183 inches (464 cm)

Electrical

Ground	negative
Batteries	2
Battery CCA	420
Battery volts	12
Charging amps	55
Charging system	alternator

Hydraulics

Type	open center
Capacity	11.1 gal (42.0 L)
Pressure	3000 psi (hitch) (206.8 bar), 2750 psi (loader) (189.6 bar)
Pump flow	7.1 gpm (hitch) (26.9 lpm), 28.4 gpm (loader) (107.5 lpm)

Mechanical

ROPS	Four-post ROPS. Cab optional with heater.
Drive	Two- or four-wheel drive
Brakes	Wet disc brakes
Final drives	outboard planetary
Power steering	yes
Differential lock	electro-hydraulic rear

Production

Type	Industrial tractor
Years made	1993 - 1996

Attachments

Dump time	1.1s
Dump angle	50°
Lower time	3.4s
Raise time	4.3s
Bucket width	80 inches (203 cm)
Loader weight	2701 lbs (1225 kg)
Rollback time	1.5s
Reach (dumped)	28 inches (71 cm)
Rollback angle	48°
Height (at pin)	131 inches (332 cm)
front-end loader	yes
Boom rod diameter	1.77 inches (4 cm)
Clearance (level)	120.6 inches (306 cm)
Clearance (dumped)	103.3 inches (262 cm)
Bucket rod diameter	1.57 inches (3 cm)
Boom cylinder diameter	3.15 inches (8 cm)
Bucket cylinder diameter	2.56 inches (6 cm)
Loader breakout force (at pin)	8838 lbs (4008 kg)
Loader lift capacity (full at pin)	5510 lbs (2499 kg)