new holland 7840
 | 1996 - 1998
PowerStar 40 SeriesRow-Crop tractor | 1996 - 1998 | PowerStar 40 Series | Row-Crop tractor |
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1996 - 1998 | ||||
PowerStar 40 Series | ||||
Row-Crop tractor | ||||
1996 - 1998 | |
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PowerStar 40 Series | |
Row-Crop tractor |
Series map: 774078408240100.3hp100.0hp*106.7hp*7840↓ 1991-1995*Estimated engine power for comparison only.
Note: the New Holland model 7840 is the same as the Ford 7840. The following data is from the 7840 listing. |
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Production | |
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Manufacturer | New Holland |
Row-Crop tractor | |
Built in Basildon, England | |
Original price | $35,650 (1996) |
New Holland 7840 Engine | |
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Ford 6.6L 6-cyl diesel | |
Fuel tank | 57.5 gal
217.6 L |
Engine details ...  | |
New Holland 7840 Transmissions | |
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8-speed constant mesh | |
16-speed two-speed power shift | |
12-speed synchronized | |
16-speed four-speed power shift | |
Transmission details ...  |
New Holland 7840 Power | |
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PTO (claimed) | 90 hp
67.1 kW |
Drawbar (tested) | 75.2 hp
56.1 kW |
PTO (tested) | 90.4 hp
67.4 kW |
Performance test details ...  | |
Mechanical | |
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Drive | 4x2 2WD |
| 4x4 MFWD 4WD (optional) |
Final drives | inboard planetary |
Differential lock | electro-hydraulic (SLE) |
Power steering | |
Brakes | mechanical (S) |
| hydraulic wet disc (SL/SLE) |
Two-post foldable ROPS with flat-deck platform. Comfort Command Cab optional with air-conditioning (SL/SLE). | |
Photos | |
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New Holland 7840 photos...  |
Hydraulics | |
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Type | open center (S/SL) |
| closed center load sensing (SLE) |
Valves | 1 to 4 |
Pump flow | 17.4 gpm
65.9 lpm |
| 20 gpm (SLE)
75.7 lpm |
Steering press. | 2100 psi
144.8 bar |
Tractor hitch | |
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Rear Type | II |
Control | Position control and top-link draft sensing. Electronic lower-link sensing optional on 7840 SLE. |
Rear lift (at 24"/610mm) | 6,210 lbs (SL)
2816 kg |
| 8,240 lbs (SL optional)
3737 kg |
| 6,564 lbs (SLE)
2977 kg |
| 8,710 lbs (SLE optional)
3950 kg |
Power Take-off (PTO) | |
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Rear PTO | independent |
Rear PTO Type | 540/1000 |
Dimensions & Tires | |
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2WD Wheelbase | 106 inches
269 cm |
4WD Wheelbase | 103 inches
261 cm |
Weight | 8076 to 10274 pounds |
Front tire | 10.00-16 |
Rear tire | 18.4-34 |
Full dimensions and tires ...  | |
New Holland 7840 attachments | |
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front-end loader | |
Attachment details ...  |
7840 Serial Numbers | |
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Location: | Data plate inside hood. |
1991 | BC68791 |
1992 | BD02865 |
1993 | BD35935 |
1994 | BD65544 |
1995 | BD98440 |
1996 | 022132B |
FAQ: How to read a serial number table. | |
Electrical | |
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Ground | negative |
Charging system | alternator |
Charging amps | 55 (ROPS) |
| 100 (cab) |
Batteries | 1 (ROPS) |
| 2 (cab) |
Battery CCA | 800 |
Battery volts | 12 |
References | |
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Operator's Manual 5640, 6640, 7740 and 7840 S Range Tractors (42564031) published in 1994 |