Ford 840: all source data
All 86 values recorded for this model, as the source lists them and in its units. The spec sheet shows the same data checked, typed and converted.
Overview
Production| Manufacturer | Ford |
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| (no label) | Utility tractor |
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| (no label) | Built in Highland Park, Michigan, USA |
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Engine| (no label) | Ford 2.8L 4-cyl gasoline |
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| (no label) | Ford 2.8L 4-cyl LP gas |
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Transmission| (no label) | 4-speed unsynchronized gear |
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| (no label) | 12-speed unsynchronized gear |
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Power| Belt (claimed) | 40 hp | 29.8 kW |
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| Plows | 3 |
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Mechanical| (no label) | Two-wheel drive |
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| Steering | manual |
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| Steering | power assist optional |
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| (no label) | Differential mechanical expanding shoe brakes |
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| (no label) | Open operator station. |
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Capacity| Fuel | 14 gal | 53.0 L |
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| Hydraulic system | 2 gal | 7.6 L |
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| Rear axle | 11 qts | 10.4 L |
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Hydraulics| Type | open center |
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| Capacity | 2 gal | 7.6 L |
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| Pressure | 2000 psi | 137.9 bar |
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| Pump flow | 4.8 gpm | 18.2 lpm |
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Hitch| Rear Type | I |
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| Control | position and draft control |
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| Rear lift | 1250 lbs | 567 kg |
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Pto| Rear PTO | transmission |
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| Rear PTO Type | 540 (1.125) |
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Dimensions| Wheelbase | 75.18 inches | 190 cm |
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| Weight | 2850 to 3400 pounds |
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| Front tire | 6.00-16 |
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| Rear tire | 12-28 |
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Serial location| (no label) | On the left-hand side of the transmission housing behind the starter. |
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Electrical| Ground | positive |
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| Charging system | generator |
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| Charging amps | 20 |
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| Battery volts | 6 |
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Engine
Engine options| (no label) | Ford 2.8L 4-cyl gasoline |
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| (no label) | Ford 2.8L 4-cyl LP gas |
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Engine detail| (no label) | Ford EAF |
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| (no label) | gasoline |
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| (no label) | 4-cylinder 8-valve |
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| (no label) | liquid-cooled inline |
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| Displacement | 172 ci | 2.8 L |
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| Bore/Stroke | 3.90x3.60 inches | 99 x 91 mm |
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| Air cleaner | oil bath |
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| Compression | 6.75:1 |
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| Rated RPM | 2200 |
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| Firing order | 1-2-4-3 |
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| Starter volts | 6 |
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| Coolant capacity (Coolant) | 15 qts | 14.2 L |
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| (no label) | Ford EAF |
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| (no label) | LP gas |
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| (no label) | 4-cylinder 8-valve |
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| (no label) | liquid-cooled inline |
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| Displacement | 172 ci | 2.8 L |
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| Bore/Stroke | 3.90x3.60 inches | 99 x 91 mm |
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| Air cleaner | oil bath |
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| Compression | 8.0:1 |
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| Rated RPM | 2200 |
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| Firing order | 1-2-4-3 |
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| Starter volts | 6 |
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Engine oil| Oil capacity | 5 qts | 4.7 L |
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| Oil capacity | 5 qts | 4.7 L |
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Transmission
Transmission options| (no label) | 4-speed unsynchronized gear |
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| (no label) | 12-speed unsynchronized gear |
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Transmission| Type | unsynchronized gear |
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| Gears | 4 forward and 1 reverse |
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| Clutch | dry disc |
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| Oil capacity | 8 qts | 7.6 L |
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| Oil type | SAE 80 Mild EP |
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| Transmission | Sherman |
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| Type | unsynchronized gear |
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| Gears | 12 forward and 3 reverse |
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| Clutch | dry disc |
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| (no label) | The Sherman under-over auxiliary transmission was available as a factory option on the 840. Tractors equipped with the transmission were marked 840S. |
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Dimensions
Tires| Ag front | 6.00-16 |
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| Ag rear | 12-28 |
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Dimensions| Wheelbase | 75.18 inches | 190 cm |
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| Length | 121.8 inches | 309 cm |
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| Width | 64.75 inches | 164 cm |
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| Height | 59.3 inches | 150 cm |
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| Ground clearance | 21 inches | 53 cm |
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| Front tread | 52 to 76 inches | 132 to 193 cm |
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| Rear tread | 52 to 76 inches | 132 to 193 cm |
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Weight| Shipping | 2850 lbs | 1292 kg |
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| Operating | 3400 lbs | 1542 kg |
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| Ballasted | 6700 lbs | 3039 kg |
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