John Deere 1640 tractor specifications

1979 - 1987

1979 - 1987 Utility tractor

Series:

Series:1640 → 1840

1979 - 1982

Utility tractor

Series:

1640 ←

1840

→ 2040

Production

Production
Manufacturer:	John Deere
Type:	Utility tractor
Factory:	Mannheim, Baden-Württemberg, Germany
The Canadian-market 1840 is similar to the US 2440 model.

John Deere 1840 Power

John Deere 1840 Power
Engine (net):	70 hp 52.2 kW
PTO (claimed):	60 hp 44.7 kW

John Deere 1840 Engine

John Deere 1840 Engine
John Deere 3.9L 4-cyl diesel
Fuel tank:	25.1 gal 95.0 L
Engine details ...

Mechanical

Mechanical
Chassis:	4x2 2WD
	4x4 MFWD 4WD
Final drives:	planetary
Differential lock:	mechanical rear
Steering:	power
Brakes:	wet disc
Cab:	Open operator station. Cab optional.
Transmissions:	8-speed unsynchronized gear
	8-speed partially synchronized
	16-speed two-speed power shift
Transmission details ...

Hydraulics

Hydraulics
Type:	closed center

Tractor hitch

Tractor hitch
Rear Type:	II/I
Control:	position and draft control

Power Take-off (PTO)

Power Take-off (PTO)
Rear PTO:	independent
Rear RPM:	540 (1.375)
	540/1000 (1.375)

Dimensions & Tires

Dimensions & Tires
Wheelbase:	89.7 inches 227 cm
Weight:	5476 lbs 2483 kg
Front tire:	7.50-16
Rear tire:	15.5-38
Full dimensions and tires ...

Electrical

Electrical
Ground:	negative
Charging system:	alternator
Charging amps:	33
	55*Standard with cab, optional on open station.
Charging volts:	14
Batteries:	2
Battery volts:	12

Production

Production Manufacturer:John Deere
Type:Utility tractor
Factory:Mannheim, Baden-Württemberg, Germany

John Deere 1640 Power

John Deere 1640 Power Engine:62 hp
46.2 kW
PTO (claimed):54 hp
40.3 kW

John Deere 1640 Engine

John Deere 1640 Engine John Deere 3.9L 4-cyl diesel Engine details ...

1979 - 1987

Utility tractor

Series:

1640

→ 1840

Engine Detail

Engine Detail
John Deere
diesel
4-cylinder
liquid-cooled
Displacement:	239.2 ci 3.9 L
Bore/Stroke:	4.19x4.33 inches 106 x 110 mm
Power:	62 hp 46.2 kW
Compression:	16.8:1
Rated RPM:	2500
Operating RPM:	1200-2500
Torque:	151.2 lb-ft 205.0 Nm
Torque RPM:	1200
Starter volts:	12
Starter power:	4 hp 3.0 kW
Oil capacity:	9 qts 8.5 L
Coolant capacity:	19 qts 18.0 L

Mechanical

Mechanical Chassis:4x2 2WD
4x4 MFWD 4WD
Final drives:planetary
Steering:power
Brakes:hydraulic disc
Cab:Four-post ROPS. Cab available with heater. SoundGard (SG2) cab available after 1981.
Transmissions:8-speed
16-speed
Transmission details ...

1979 - 1987

Utility tractor

Series:

1640

→ 1840

Transmissions overview

Transmissions overview
8-speed
16-speed

Transmission

Transmission
Gears:	8 forward and 4 reverse

Speeds

Speeds
With 13.6/12-38 rear tires.

Transmission

Transmission
Gears:	16 forward and 8 reverse

Speeds

Speeds
With 13.6/12-38 rear tires.

Capacity

Capacity Fuel:25.1 gal
95.0 L
Hydraulic system:14.5 gal
54.9 L

Hydraulics

Hydraulics Type:closed center constant pressure
Capacity:14.5 gal
54.9 L
Pressure:2466 psi
170.0 bar
Pump flow:12.4 gpm
46.9 lpm

Tractor hitch

Tractor hitch Rear Type:II
Rear lift:6768 lbs
3069 kg

Power Take-off (PTO)

Power Take-off (PTO) Rear RPM:540
Engine RPM:540@2400

Dimensions & Tires

Dimensions & Tires 2WD Wheelbase:89.7 inches
227 cm
4WD Wheelbase:80 inches
203 cm
Weight:7409 to 8004 pounds
Front tire:7.50-18
2WD Rear tire:13.6/12-38
Full dimensions and tires ...

1979 - 1987

Utility tractor

Series:

1640

→ 1840

John Deere 1640 Tires

John Deere 1640 Tires
2WD Standard tires (ag):	Front: 7.50-18. Rear: 13.6/12-38
4WD Standard tires (ag):	Front: 11.2-28. Rear: 13.6/12-38

Dimensions

Dimensions
2WD Wheelbase:	89.7 inches 227 cm
4WD Wheelbase:	80 inches 203 cm
2WD Length:	147 inches 373 cm
4WD Length:	154.5 inches 392 cm
Width:	81.5 inches 207 cm *Minimum
Height (cab):	104.7 inches 265 cm
Height (exhaust):	115.2 inches 292 cm
2WD Weight:	7409 lbs 3360 kg
4WD Weight:	8004 lbs 3630 kg
4WD Clearance (front axle):	16.9 inches 42 cm
2WD Clearance (front axle):	25 inches 63 cm
2WD Front tread:	53.5 to 79.1 inches 135 to 200 cm
4WD Front tread:	59.1 to 79.1 inches 150 to 200 cm
Rear tread:	59.1 to 78.7 inches 150 to 199 cm