Deere 840
Type: Utility Tractors
Contents:
Production | |
| Manufacturer: | John Deere |
| Type: | Utility tractor |
| Factory: | Mannheim, Baden-Württemberg, Germany |
John Deere 840 Power | |
| Engine: | 37.5 hp 28.0 kW |
| PTO (claimed): | 33.5 hp 25.0 kW |
Mechanical | |
| Chassis: | 4x2 2WD |
| Final drives: | planetary |
| Steering: | manual |
| Brakes: | hydraulic wet disc |
| Cab: | Four-post ROPS. |
| Transmissions: | 8-speed collar shift |
| 16-speed two-speed power shift | |
Capacity | |
| Fuel: | 20.6 gal 78.0 L |
| Hydraulic system: | 10.8 gal 40.9 L |
Hydraulics | |
| Type: | closed center |
| Capacity: | 10.8 gal 40.9 L |
| Pump flow: | 6.1 gpm 23.1 lpm |
Tractor hitch | |
| Rear Type: | II/I |
| Rear lift: | 4878 lbs 2212 kg |
Power Take-off (PTO) | |
| Rear PTO: | live |
| independent*Optional | |
| Clutch: | dry disc |
| wet disc*Optional, independent PTO | |
| Rear RPM: | 540 |
| Engine RPM: | 540@2400 |
| Front PTO: | optional |
| Front RPM: | 1000 |
| Engine RPM: | 1000@2070 |
Electrical | |
| Ground: | negative |
| Charging system: | alternator |
| Charging amps: | 33 |
| Batteries: | 2 |
| Battery volts: | 12 |
Engine Detail | |
| John Deere | |
| diesel | |
| 3-cylinder | |
| liquid-cooled | |
| Displacement: | 179 ci 2.9 L |
| Bore/Stroke: | 4.19x4.33 inches 106 x 110 mm |
| Power: | 37.5 hp 28.0 kW |
| Fuel system: | direct injection |
| Compression: | 16.8:1 |
| Rated RPM: | 2400 |
| Operating RPM: | 1300-2400 |
| Starter volts: | 12 |
| Starter power: | 4 hp 3.0 kW |
| Oil capacity: | 7.4 qts 7.0 L |
| Coolant capacity: | 11.1 qts 10.5 L |
Dimensions | |
| Wheelbase: | 74.4 inches 188 cm |
| Length: | 138 inches 350 cm |
| Width: | 65.4 inches 166 cm |
| Height (ROPS): | 94.1 inches 239 cm |
| Height (exhaust): | 103.1 inches 261 cm |
| Shiping weight: | 5004 lbs 2269 kg |
| Clearance (front axle): | 21 inches 53 cm |
| Front tread: | 49.6 to 79.5 inches 125 to 201 cm |
| Rear tread: | 53.5 to 73.2 inches 135 to 185 cm |
