John Deere 8R 490: all source data
All 59 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 | John Deere |
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| (no label) | Row-Crop tractor |
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Engine| (no label) | John Deere 13.6L 6-cyl diesel |
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| Fuel tank | 247 gal | 934.9 L |
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| Exhaust fluid (DEF) | 18.2 gal | 68.9 L |
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Transmission| (no label) | continuously-variable transmission |
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Power| Engine (gross) | 483 hp | 360.2 kW |
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| Engine (max) | 562 hp | 419.1 kW |
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| Engine (boost) | 571 hp | 425.8 kW |
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| PTO (claimed) | 400 hp (Cat. III) | 298.3 kW |
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| PTO (claimed) | 434 hp (Cat. IV) | 323.6 kW |
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Mechanical| (no label) | Four-wheel drive |
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| (no label) | Power steering |
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Hydraulics| Type | closed-center PFC |
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| Rear valves | 4 to 6 |
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| Pump flow | 84 gpm | 317.9 lpm |
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| Pump flow | 110 gpm | 416.4 lpm |
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| SCV flow | 35 gpm | 132.5 lpm |
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| SCV flow | 45 gpm | 170.3 lpm |
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Hitch| Rear Type | IVN/III |
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| Control | electro-hydraulic draft sensing |
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| Rear lift | 20000 lbs | 9072 kg |
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| Rear lift | 24000 lbs | 10886 kg |
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| Drawbar | Cat. V |
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Pto| Rear PTO | independent |
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| Rear PTO Type | 1000 (1.75) |
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| Rear PTO Type | 1300 (2.25) |
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| Front PTO | independent |
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| Clutch | electro-hydraulic wet disc |
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| Front PTO Type | 1000 (1.375) |
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Dimensions| Weight | 43193 lbs | 19592 kg |
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Electrical| Ground | negative |
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| Charging system | alternator |
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| Charging amps | 250 |
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| Charging amps | 330 |
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| Batteries | 3 |
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| Battery CCA | 950 |
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| Battery volts | 12 |
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Engine
Engine detail| (no label) | John Deere JD14 |
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| (no label) | turbocharged aftercooled diesel |
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| (no label) | 6-cylinder 24-valve |
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| (no label) | liquid-cooled inline |
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| Displacement | 826.9 ci | 13.6 L |
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| Bore/Stroke | 5.20x6.50 inches | 132 x 165 mm |
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| Rated Power (gross) | 483 hp | 360.2 kW |
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| Maximum Power (gross) | 562 hp | 419.1 kW |
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| Boost Power | 571 hp | 425.8 kW |
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| Rated RPM | 1900 |
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| Torque | 1803 lb-ft | 2444.9 Nm |
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| Starter | electric |
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| Starter volts | 12 |
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Transmission
Transmission| Transmission | eAutoPowr EVT |
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| Type | continuously-variable transmission |
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| Gears | infinite forward and reverse |
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Dimensions
Dimensions| Bar rear axle (Bar) | 5.51 by 100.4 inches | 139 by 2550 mm |
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| Bar rear axle (Bar) | 5.51 by 118.5 inches | 139 by 3009 mm |
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Weight| (no label) | 43193 lbs | 19592 kg |
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| Max capacity (Max) | 52910 lbs | 23999 kg |
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| Max Drawbar | 19000 lbs | 8618 kg |
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