john deere 4640
 | 1978 - 1982
Iron Horses SeriesRow-Crop tractor | 1978 - 1982 | Iron Horses Series | Row-Crop tractor |
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1978 - 1982 | ||||
Iron Horses Series | ||||
Row-Crop tractor | ||||
1978 - 1982 | |
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Iron Horses Series | |
Row-Crop tractor |
Tractor Tests | |
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NTTL 1264: diesel 16-speed 2WD | |
NTTL 1358: diesel 8-speed 2WD |
Nebraska Tractor Test 1264 | ||
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Nebraska Tractor Test 1264 | |
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Diesel 16-speed 2WD
November 2 - 21, 1977
Link: Nebraska Tractor Test 1264 file | |
PTO performance | |
Power at rated engine speed | 156.30 hp
116.6 kW |
Fuel use | 10.0 gal/hour
37.9 l/hour |
Drawbar performance | |
Max power | 130.33 hp
97.2 kW |
Fuel use | 9.8 gal/hour
37.1 l/hour |
Max pull | 15,362 lbs
6968 kg |
Nebraska Tractor Test 1358 | ||
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Nebraska Tractor Test 1358 | |
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Diesel 8-speed 2WD
August 18 - 28, 1980
Link: Nebraska Tractor Test 1358 file | |
PTO performance | |
Power at rated engine speed | 155.96 hp
116.3 kW |
Fuel use | 9.9 gal/hour
37.5 l/hour |
Power at rated PTO speed | 157.01 hp
117.1 kW |
Fuel use | 9.9 gal/hour
37.5 l/hour |
Drawbar performance | |
Max power | 132.44 hp
98.8 kW |
Fuel use | 9.8 gal/hour
37.1 l/hour |
Gear 4 used for power test. | |
Max pull | 15,989 lbs
7252 kg |
Gear 2 used for pull test. | |
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