| Production |
| Manufacturer: | John Deere
|
| Type: | Utility tractor
|
| Factory: | Mannheim, Baden-Württemberg, Germany
|
| 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
|
| Photos |
| | John Deere 1840 photos... |
| Hydraulics |
| Type: | closed center
|
| Tractor hitch |
| Rear Type: | II/I
|
| Control: | position and draft control
|
| Power Take-off (PTO) |
| Rear PTO: | independent
|
| Rear RPM: | 540 (1.375)
|
| | 540/1000 (1.375)
|
| 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 |
| Ground: | negative
|
| Charging system: | alternator
|
| Charging amps: | 33
|
| | 55*Standard with cab, optional on open station.
|
| Charging volts: | 14
|
| Batteries: | 2
|
| Battery volts: | 12
|
|
