Power
Power specifications| Engine | 62 hp unspecified |
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| PTO | 54 hp claimed |
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| Drawbar | no record |
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| Listed power | 62 hp engine basis |
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Engines
Engines fitted to the John Deere 1640| John Deere 3.9L 4-cyl dieselDiesel · 4 cyl | 239 ci |
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Engine details
- John Deere 3.9L 4-cyl diesel
- Bore × stroke
- 4.19 in × 4.33 in
- Rated speed
- 2,500 rpm
- Rated power
- 62 hp
- Torque
- 151 lb·ft at 1,200 rpm
- Compression
- 16.8:1
- Cooling
- liquid-cooled
Transmissions
Transmissions for the John Deere 1640| 8-speed | 8F / 4R |
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| 16-speed | 16F / 8R |
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Weight
Weight specifications| Weight | 7,409 lb unspecified |
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Dimensions
Dimensions specifications| Wheelbase | 89.7 in |
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| Length | 147 in |
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| Width | 81.5 in |
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| Front axle clearance | 16.9 in |
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| Rear tread, narrowest | 59.1 in |
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| Rear tread, widest | 78.7 in |
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Capacities
Capacities specifications| Fuel tank | 25.1 gal |
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| Hydraulic system | 14.5 gal |
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Hydraulics
Hydraulics specifications| System | closed center constant pressure |
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| Pump flow | 12.4 gpm |
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| Pressure | 2,466 psi |
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Hitch
Hitch specifications| Rear hitch category | II |
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| Rear lift capacity | 6,768 lb |
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PTO
PTO specifications| Rear PTO speeds | 540 |
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| Engine rpm at PTO speed | 540@2400 |
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Chassis
Chassis specifications| Drive | 2WD/4WD |
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| Steering | Power steering |
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| Brakes | Hydraulic disc brakes |
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| Final drives | planetary |
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| Cab | Four-post ROPS. Cab available with heater. SoundGard (SG2) cab available after 1981 |
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Tires
Tires specifications| Front | 7.50-18 |
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| Rear | 13.6/12-38 |
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Electrical
Electrical specifications| System voltage | 12 V |
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| Batteries | 2 |
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| Charging | alternator |
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| Charging output | 55 A |
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| Ground | negative |
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Production
Production specifications| Factories | Mannheim, Baden-Württemberg, Germany |
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| Built by | John Deere |
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