John Deere 7420: all source data
All 95 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 6.8L 6-cyl diesel |
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| Fuel tank | 54.7 gal | 207.0 L |
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Transmission| (no label) | 16-speed partial power shift |
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| (no label) | 24-speed |
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Power| Engine | 135 hp | 100.7 kW |
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| PTO (claimed) | 115 hp | 85.8 kW |
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| Drawbar (tested) | 102.86 hp | 76.7 kW |
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| PTO (tested) | 127.38 hp | 95.0 kW |
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Mechanical| (no label) | Two- or four-wheel drive |
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| Final drives | inboard planetary |
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| Differential lock | electro-hydraulic rear |
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| (no label) | Power steering |
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| (no label) | Hydraulic wet disc brakes |
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| (no label) | ComfortGard Cab standard with air-conditioning. |
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Hydraulics| Type | closed-center PFC |
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| Valves | 4 |
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| Pump flow | 26.7 gpm | 101.1 lpm |
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Hitch| Rear Type | II |
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| Rear lift | 7450 lbs | 3379 kg |
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| Rear lift | 8700 lbs (optional) | 3946 kg |
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Pto| Rear PTO | independent |
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| Clutch | electro-hydraulic |
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| Rear PTO Type | 540/1000 (1.375) |
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| Front PTO | independent |
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| Front PTO Type | 1000 |
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Dimensions| 2WD Wheelbase (2WD) | 112.8 inches | 286 cm |
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| 4WD Wheelbase (4WD) | 104.3 inches | 264 cm |
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| Weight | 12890 to 13280 pounds |
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| Front tire | 14.9R28 |
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| Rear tire | 18.4R38 |
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Electrical| Ground | negative |
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| Charging system | alternator |
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| Charging amps | 115 |
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| Charging amps | 150 |
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| Battery CCA | 850 |
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| Battery volts | 12 |
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Engine
Engine detail| (no label) | John Deere PowerTech 6068HF475 |
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| (no label) | turbocharged diesel |
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| (no label) | 6-cylinder |
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| (no label) | liquid-cooled |
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| Displacement | 414 ci | 6.8 L |
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| Bore/Stroke | 4.19x5.00 inches | 106 x 127 mm |
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| Power | 135 hp | 100.7 kW |
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| Air cleaner | dual paper elements |
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| Compression | 17:1 |
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| Rated RPM | 2100 |
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| Idle RPM | 850-2250 |
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| Operating RPM | 1300-2100 |
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| Torque | 450 lb-ft | 610.2 Nm |
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| Torque RPM | 1500 |
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| Firing order | 1-5-3-6-2-4 |
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| Starter volts | 12 |
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| Starter power | 4.1 hp | 3.1 kW |
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| Oil capacity | 22.2 qts | 21.0 L |
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| Coolant capacity (Coolant) | 29.6 qts | 28.0 L |
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Transmission
Transmission options| (no label) | 16-speed partial power shift |
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| (no label) | 24-speed |
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Transmission| Transmission | John Deere PowrQuad |
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| Type | partial power shift |
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| Gears | 16 forward and reverse |
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| Oil capacity | 59.2 qts | 56.0 L |
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| (no label) | Four power shift speeds (1-4) in four ranges (A-D) with left-hand reverser. |
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| Transmission | AutoQuad |
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| Gears | 24 forward and reverse |
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| Transmission | Infinitely Variable Transmission (IVT) |
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| Gears | infinite forward and reverse |
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| (no label) | available with MFWD only |
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Dimensions
Tires| Ag front | 14.9R28 |
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| Ag rear | 18.4R38 |
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Dimensions| 2WD Wheelbase (2WD) | 112.8 inches | 286 cm |
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| 4WD Wheelbase (4WD) | 104.3 inches | 264 cm |
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| Length | 203.3 inches | 516 cm |
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| Width | 96 inches | 243 cm |
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| Height | 114.1 inches | 289 cm |
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| 4WD Clearance (front axle) (4WD) | 20.5 inches | 52 cm |
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| Flanged rear axle (Flanged) | 65.5 inch length | 1663 mm |
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| Rack-and-pinion rear axle (Rack-and-pinion) | 3.4 by 96 inches | 86 by 2438 mm |
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| Rack-and-pinion rear axle (Rack-and-pinion) | 3.4 by 110.5 inches | 86 by 2806 mm |
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| Front tread | 59.5 to 87.5 inches (2WD) | 151 to 222 cm |
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| Front tread | 59.4 to 83.4 inches (4WD) | 150 to 211 cm |
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| Rear tread | 60 to 88 inches (flange axle) | 152 to 223 cm |
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| Rear tread | 76 to 96 inches (long flange) | 193 to 243 cm |
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| Rear tread | 60 to 104.6 inches (96-inch axle) | 152 to 265 cm |
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| Rear tread | 60 to 119.2 inches (110.5-inch axle) | 152 to 302 cm |
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Weight| Shipping | 12,890 lbs | 5846 kg |
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| Operating | 13,280 lbs | 6023 kg |
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| Ballasted | 15,655 lbs | 7101 kg |
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| Max capacity (Max) | 22,035 lbs | 9995 kg |
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| Max Drawbar | 4,955 lbs | 2247 kg |
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| Max front axle | 9,035 lbs | 4098 kg |
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| Max front axle | 15,100 lbs (with loader) | 6849 kg |
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| Max rear axle (Max) | 17,185 lbs | 7795 kg |
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