John Deere 7920: all source data
All 80 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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| (no label) | Built in Waterloo, Iowa, USA |
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Engine| (no label) | John Deere 8.1L 6-cyl diesel |
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Transmission| (no label) | infinitely variable transmission |
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Power| Engine (gross) | 205.2 hp | 153.0 kW |
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| Engine (net) | 197.1 hp | 147.0 kW |
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| Engine (max) | 219.9 hp | 164.0 kW |
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| PTO (claimed) | 170 hp | 126.8 kW |
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Mechanical| (no label) | Four-wheel drive |
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| (no label) | Power steering |
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| (no label) | Hydraulic wet disc brakes |
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| (no label) | Cab standard. |
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Capacity| Fuel | 103.5 gal | 391.7 L |
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| Fuel | 94.7 gal | 358.4 L |
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| Hydraulic system | 28.5 gal | 107.9 L |
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Hydraulics| Type | closed center pressure-flow compensating (PFC) |
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| Capacity | 28.5 gal | 107.9 L |
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| Pressure | 3046 psi | 210.0 bar |
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| Valves | 7 |
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| Pump flow | 32 gpm | 121.1 lpm |
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| SCV flow | 30 gpm | 113.6 lpm |
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Hitch| Rear Type | 3/3N |
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| Rear lift | 10050 lbs | 4558 kg |
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| Rear lift | 14000 lbs | 6350 kg |
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| Front Hitch | optional |
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Pto| Rear PTO | independent |
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| Clutch | hydraulic wet discs |
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| Rear PTO Type | 540/1000 (1.375) |
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| Rear PTO Type | 1000 (1.75) |
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| Engine RPM | 540@1950 |
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| Engine RPM | 1000@1950 |
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| Front PTO | independent |
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| Front PTO Type | 540/1000 |
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Dimensions| Wheelbase | 112.6 inches | 286 cm |
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| Weight | 17927 lbs | 8131 kg |
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| Front tire | 420/90R30 |
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| Rear tire | 480/80R46 |
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Electrical| Ground | negative |
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| Charging system | alternator |
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| Charging amps | 150 |
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| Batteries | 2 |
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| Battery CCA | 925 |
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| Battery volts | 12 |
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Engine
Engine detail| (no label) | John Deere |
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| (no label) | turbocharged intercooled diesel |
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| (no label) | 6-cylinder |
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| (no label) | liquid-cooled |
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| Displacement | 496 ci | 8.1 L |
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| Bore/Stroke | 4.56x5.06 inches | 116 x 129 mm |
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| Rated Power (net) | 197.1 hp | 147.0 kW |
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| Rated Power (gross) | 205.2 hp | 153.0 kW |
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| Maximum Power (net) | 211.9 hp | 158.0 kW |
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| Maximum Power (gross) | 219.9 hp | 164.0 kW |
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| Fuel system | high-pressure common rail |
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| Air cleaner | dual paper elements |
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| Compression | 16.5:1 |
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| Rated RPM | 2100 |
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| Idle RPM | 875-2200 |
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| Torque | 714.7 lb-ft | 969.1 Nm |
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| Torque RPM | 1400 |
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| Starter volts | 12 |
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| Oil capacity | 25.4 qts | 24.0 L |
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| Coolant capacity (Coolant) | 35.1 qts | 33.2 L |
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Transmission
Transmission| Transmission | AutoPowr IVT |
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| Type | infinitely variable transmission |
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| Gears | infinite forward and reverse |
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Dimensions
Tires| Ag front | 420/90R30 |
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| Ag rear | 480/80R46 |
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Dimensions| Wheelbase | 112.6 inches | 286 cm |
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| Length | 212.2 inches | 538 cm |
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| Width | 96 inches | 243 cm |
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| Height | 125.4 inches | 318 cm |
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| Clearance (front axle) | 22.3 inches | 56 cm |
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| Clearance (drawbar) | 16.3 inches | 41 cm |
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| Rear axle | 3.937 by 96 inches | 99 by 2438 mm |
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Weight| Shipping | 17927 lbs | 8131 kg |
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| Max capacity (Max) | 28886 lbs | 13102 kg |
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| Max front axle | 12128 lbs | 5501 kg |
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| Max rear axle (Max) | 22050 lbs | 10001 kg |
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