john deere 8640
 | 1979 - 1982
Iron Horses SeriesFour-wheel Drive (4WD) tractor | 1979 - 1982 | Iron Horses Series | Four-wheel Drive (4WD) tractor |
|---|---|---|---|---|
1979 - 1982 | ||||
Iron Horses Series | ||||
Four-wheel Drive (4WD) tractor | ||||
1979 - 1982 | |
|---|---|
Iron Horses Series | |
Four-wheel Drive (4WD) tractor |
Production | |
|---|---|
Manufacturer | John Deere |
Four-wheel Drive (4WD) tractor | |
Built in Waterloo, Iowa, USA | |
Original price was $80,000 in 1982 | |
John Deere 8640 Engine | |
|---|---|
John Deere 10.1L 6-cyl diesel | |
Engine details ...  |
John Deere 8640 Transmission | |
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16-speed partial power shift | |
Transmission details ...  |
John Deere 8640 Power | |
|---|---|
Engine | 275 hp
205.1 kW |
PTO (claimed) | 225 hp
167.8 kW |
Drawbar (tested) | 203.34 hp
151.6 kW |
PTO (tested) | 228.75 hp
170.6 kW |
Performance test details ...  | |
Mechanical | |
|---|---|
Four-wheel drive | |
Differential lock | hydraulic front and rear |
Articulated power steering | |
Hydraulic wet disc brakes | |
Cab standard | |
Photos | |
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 | |
John Deere 8640 photos...  |
Capacity | |
|---|---|
Fuel | 214 gal
810.0 L |
Hydraulic system | 41 gal
155.2 L |
Hydraulics | |
|---|---|
Type | closed center |
Capacity | 41 gal
155.2 L |
Valves | 2 |
Pump flow | 33 gpm
124.9 lpm |
Tractor hitch | |
|---|---|
Rear Type | III/IIIN |
Rear lift | 8545 lbs
3876 kg |
Power Take-off (PTO) | |
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Rear PTO | independent |
Rear PTO Type | 1000 |
Engine RPM | 1000@2100 |
Dimensions & Tires | |
|---|---|
Wheelbase | 125 inches
317 cm |
Weight | 28,270 lbs
12823 kg |
Front tire | 18.4-34 |
Rear tire | 18.4-34 |
Full dimensions and tires ...  | |
8640 Serial Number Location | |
|---|---|
 | |
On the tractor transmission case, rear. |
8640 Serial Numbers | |
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1979 | 1500 |
1980 | 3198 |
1981 | 5704 |
1982 | 7960 |
FAQ: How to read a serial number table. | |
Electrical | |
|---|---|
Ground | negative |
Charging system | alternator |
Charging amps | 90 |
Batteries | 2 |
Battery CCA | 975 |
Battery volts | 6 |
References | |
|---|---|
 | |
Explore Discover Deere '79 published in 1979, by John Deere | |
Move up to John Deere... published in 1981 |
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