| Production |
| Manufacturer: | John Deere
|
| Type: | Row-Crop tractor
|
| Factory: | Waterloo, Iowa, USA
|
| Original price: | $70,800 (1983 2WD )
|
| Original price: | $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
|
| Mechanical |
| Chassis: | 4x2 2WD
|
| | 4x4 MFWD 4WD
|
| Final drives: | inboard planetary
|
| Differential lock: | hydraulic rear
|
| Steering: | power
|
| Brakes: | hydraulic wet disc
|
| Cab: | Sound-Gard cab standard. Optional four-post Roll-Gard ROPS.
|
| Transmission: | 15-speed full power shift
|
| Photos |
| | John Deere 4850 photos... |
| Capacity |
| Fuel: | 102 gal
386.1 L
|
| Hydraulic system: | 18.6 gal
70.4 L (2WD)
|
| | 21.6 gal
81.8 L (4WD)
|
| Hydraulics |
| Type: | closed center
|
| Capacity: | 18.6 gal
70.4 L (2WD)
|
| | 21.6 gal
81.8 L (4WD)
|
| 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
|
| Dimensions & Tires |
| 2WD Wheelbase: | 118.5 inches
300 cm
|
| 4WD Wheelbase: | 117.1 inches
297 cm
|
| Weight: | 17457 to 18720 pounds
|
| Front tire: | 11.00-16
|
| 2WD Rear tire: | 20.8-38
|
| 4850 Serial Numbers |
| Location: | Serial number plate on rear of tractor.
|
photo of 4850 serial number
| | 1983: | 1000
|
| 1984: | 5001
|
| 1985: | 8001
|
| 1986: | 10001
|
| 1987: | 11001
|
| 1988: | 12001
|
| 1989: | 14501
|
how to read serial numbers...
|
| Electrical |
| Ground: | negative
|
| Charging system: | alternator
|
| Charging amps: | 90
|
| Batteries: | 2
|
| Battery volts: | 6
|
| | 12*Optional
|
|
