John Deere 4850
| | 1983 - 1988 |
| 50 Series | | Row-Crop tractor |
|
Series map:
4650
4850
187.7hp
207.9hp
| Production |
| Manufacturer | John Deere
|
| Row-Crop tractor |
| Built in Waterloo, Iowa, USA |
| Original price | $70,800 (1983 2WD )
|
| $81,605 (1983 4WD )
|
| John Deere 4850 Power |
| Engine | 207.9 hp
155.0 kW
|
| Drawbar (claimed) | 162 hp
120.8 kW
|
| PTO (claimed) | 190 hp
141.7 kW
|
| Drawbar (tested) | 164.73 hp
122.8 kW
|
| PTO (tested) | 192.99 hp
143.9 kW
|
 Performance test details ... |
| Mechanical |
| Two- or four-wheel drive |
| Final drives | inboard planetary
|
| Differential lock | hydraulic rear
|
| Power steering |
| Hydraulic wet disc brakes |
| Sound-Gard cab standard. Optional four-post Roll-Gard ROPS. |
| Capacity |
| Fuel | 102 gal
386.1 L
|
| Hydraulic system | 18.6 gal (2WD)
70.4 L
|
| | 21.6 gal (4WD)
81.8 L
|
| Hydraulics |
| Type | closed center
|
| Capacity | 18.6 gal (2WD)
70.4 L
|
| | 21.6 gal (4WD)
81.8 L
|
| Pressure | 2277 psi
157.0 bar
|
| Valves | 2 or 3
|
| Pump flow | 29.5 gpm
111.7 lpm
|
| Tractor hitch |
| Rear Type | III
|
| Control | lower-link draft sensing
|
| Rear lift | 9,599 lbs
4354 kg
|
| Power Take-off (PTO) |
| Rear PTO | independent
|
| Clutch | hydraulic wet disc
|
| Rear RPM | 1000
|
| Engine RPM | 1000@2200
|
| 4850 Serial Location |
 |
| Serial number plate on rear of tractor. |
| Electrical |
| Ground | negative
|
| Charging system | alternator
|
| Charging amps | 90
|
| Batteries | 2
|
| Battery volts | 6
|
| | 12 OptOptional
|
| References |
 |
| Loaders, Spreaders and Blades published in 1984, by John Deere |
| Tractors 100 to 190 HP published in 1984, by John Deere |
| Tractors 105 to 190 HP published in 1984, by John Deere |
| Row-Crop Tractors Product Information Handbook published in 1984, by John Deere |
| Row-Crop Tractors Product Information Handbook published in 1986, by John Deere |
| Mechanical Front-Wheel Drive published in 1984, by John Deere |
| Agricultural Price List published in 1983, by John Deere |
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Engine details ...
Transmission details ...
John Deere 4850 photos...
Full dimensions and tires ...
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