| Production |
| Manufacturer: | John Deere
|
| Type: | Four-wheel Drive (4WD) tractor
|
| Factory: | Waterloo, Iowa, USA
|
| Original price: | $64,000 (1982 )
|
| John Deere 8440 Power |
| Engine: | 215 hp
160.3 kW
|
| PTO (claimed): | 175 hp
130.5 kW
|
| Drawbar (tested): | 160.58 hp
119.7 kW
|
| PTO (tested): | 179.83 hp
134.1 kW
|
| Mechanical |
| Chassis: | 4x4 articulated 4WD
|
| Differential lock: | hydraulic front and rear
|
| Steering: | articulated power
|
| Brakes: | hydraulic wet disc
|
| Cab: | Cab standard.
|
| Transmission: | 16-speed partial power shift
|
| Photos |
| | John Deere 8440 photos... |
| Capacity |
| Fuel: | 156 gal
590.5 L
|
| Hydraulic system: | 40 gal
151.4 L
|
| Hydraulics |
| Type: | closed center
|
| Capacity: | 40 gal
151.4 L
|
| Valves: | 2
|
| Pump flow: | 33 gpm
124.9 lpm
|
| Tractor hitch |
| Rear Type: | III
|
| Rear lift: | 8545 lbs
3876 kg
|
| Power Take-off (PTO) |
| Rear PTO: | independent
|
| Rear RPM: | 1000
|
| Dimensions & Tires |
| Wheelbase: | 125 inches
317 cm
|
| Weight: | 26,590 lbs
12061 kg
|
| Front tire: | 18.4-34
|
| Rear tire: | 18.4-34
|
| Full dimensions and tires ... |
| 8440 Serial Numbers |
| Location: | Serial number plate on the rear of transmission case.
|
photo of 8440 serial number
| | 1979: | 1000
|
| 1980: | 2266
|
| 1981: | 3758
|
| 1982: | 5235
|
how to read serial numbers...
|
| Electrical |
| Ground: | negative
|
| Charging system: | alternator
|
| Charging amps: | 90
|
| Batteries: | 2
|
| Battery CCA: | 850
|
| Battery volts: | 6
|
|
