Full Specifications
JOHN DEERE 1640 POWER
Engine
62hp / 46.2kW
PTO (claimed)
54hp / 40.3kW
ENGINE DETAIL
Description
John Deere diesel 4-cylinder liquid-cooled
Displacement
239.2ci / 3.9L
Bore/Stroke
4.19x4.33inches / 106x 110mm
Power
62hp / 46.2kW
Compression
16.8:1
Rated RPM
2500
Operating RPM
1200-2500
Torque
151.2lb-ft / 205.0Nm
Torque RPM
1200
Starter volts
12
Starter power
4hp / 3.0kW
Oil capacity
9qts / 8.5L
Coolant capacity
19qts / 18.0L
JOHN DEERE 1640 ENGINE
Description
John Deere 3.9L 4-cyl diesel
TRANSMISSIONS OVERVIEW
Description
8-speed/16-speed
TRANSMISSION 1
Gears
8 forward and 4 reverse
SPEEDS 1
Description
With 13.6/12-38 rear tires
TRANSMISSION 2
Gears
16 forward and 8 reverse
SPEEDS 2
Description
With 13.6/12-38 rear tires
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
CAPACITY
Fuel
25.1gal / 95.0L
Hydraulic system
14.5gal / 54.9L
HYDRAULICS
Type
closed center constant pressure
Capacity
14.5gal / 54.9L
Pressure
2466psi / 170.0bar
Pump flow
12.4gpm / 46.9lpm
TRACTOR HITCH
Rear Type
II
Rear lift
6768lbs / 3069kg
POWER TAKE-OFF (PTO)
Rear RPM
540
Engine RPM
540@2400
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
2WD Wheelbase
89.7inches / 227cm
4WD Wheelbase
80inches / 203cm
2WD Length
147inches / 373cm
4WD Length
154.5inches / 392cm
Width
81.5inches / 207cm *Minimum
Height (cab)
104.7inches / 265cm
Height (exhaust)
115.2inches / 292cm
2WD Weight
7409lbs / 3360kg
4WD Weight
8004lbs / 3630kg
4WD Clearance (front axle)
16.9inches / 42cm
2WD Clearance (front axle)
25inches / 63cm
2WD Front tread
53.5 to 79.1inches / 135to 200cm
4WD Front tread
59.1 to 79.1inches / 150to 200cm
Rear tread
59.1 to 78.7inches / 150to 199cm
DIMENSIONS & TIRES
2WD Wheelbase
89.7inches / 227cm
4WD Wheelbase
80inches / 203cm
Weight
7409 to 8004 pounds
Front tire
7.50-18
2WD Rear tire
13.6/12-38
1640 SERIAL NUMBERS
1980
358998
1981
393048
1982
433037
ELECTRICAL
Ground
negative
Charging system
alternator
Charging amps
55
Batteries
2
Battery volts
12