| Production |
| Manufacturer: | John Deere
|
| Type: | Row-Crop tractor
|
| Factory: | Waterloo, Iowa, USA
|
| Original price: | $46,316 (1982 Quad-Range ROPS 2WD )
|
| Original price: | $53,123 (1982 Power Shift Cab 2WD )
|
| John Deere 4640 Power |
| PTO (claimed): | 155 hp
115.6 kW
|
| Drawbar (tested): | 132.44 hp
98.8 kW
|
| PTO (tested): | 156.30 hp
116.6 kW
|
| Mechanical |
| Chassis: | 4x2 2WD
|
| | 4x4 HFWD 4WD
|
| Differential lock: | pedal-actuated hydraulic
|
| Steering: | hydrostatic power
|
| Brakes: | differential hydraulic wet disc
|
| Cab: | Sound-Gard cab standard.
|
| Transmissions: | 16-speed partial power shift
|
| | 8-speed full power shift
|
| Photos |
| | John Deere 4640 photos... |
| Capacity |
| Fuel: | 83 gal
314.2 L
|
| Hydraulic system: | 16.5 gal
62.5 L
|
| Hydraulics |
| Type: | closed center
|
| Capacity: | 16.5 gal
62.5 L
|
| Valves: | 2 or 3
|
| Pump flow: | 23 gpm
87.1 lpm
|
| Tractor hitch |
| Rear Type: | III/IIIN
|
| Rear lift: | 7328 lbs
3323 kg
|
| Power Take-off (PTO) |
| Rear PTO: | independent
|
| Rear RPM: | 1000 (1.75)
|
| Dimensions & Tires |
| Wheelbase: | 118.5 inches
300 cm
|
| Weight: | 14350 to 15700 pounds
|
| Front tire: | 11.00-16
|
| Rear tire: | 18.4-38
|
| 4640 Serial Numbers |
| Location: | Serial number plate on the rear of the 4640, above the PTO shaft.
|
photo of 4640 serial number
| | 1978: | 1000
|
| 1979: | 7422
|
| 1980: | 13860
|
| 1981: | 19459
|
| 1982: | 25729
|
how to read serial numbers...
|
| Electrical |
| Ground: | negative
|
| Charging system: | alternator
|
| Batteries: | 2
|
| Battery volts: | 6
|
|
