John Deere 6425: all source data
All 83 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) | Utility tractor |
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| (no label) | Built in Mannheim, Baden-Württemberg, Germany |
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Engine| (no label) | John Deere 4.5L 4-cyl diesel |
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| Fuel tank | 43.6 gal | 165.0 L |
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Transmission| (no label) | 12-speed synchronized |
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| (no label) | 16-speed power shuttle |
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Power| Engine (gross) | 114 hp | 85.0 kW |
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| Engine (net) | 110 hp | 82.0 kW |
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| Engine (max) | 120 hp | 89.5 kW |
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| PTO (claimed) | 98 hp | 73.1 kW |
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Mechanical| Drive | 4x2 2WD |
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| Drive | 4x4 MFWD 4WD (optional) |
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| Steering | hydrostatic power |
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| (no label) | Hydraulic wet disc brakes |
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| (no label) | Two-post foldable ROPS. |
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Hydraulics| Type | open center gear pump |
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| Pressure | 2538 psi | 175.0 bar |
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| Pump flow | 14.27 gpm | 54.0 lpm |
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Hitch| Rear Type | 2/1 |
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| Control | load and depth control with mechanical top-link sensing |
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| Rear lift | 10,030 lbs | 4549 kg |
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Pto| Rear PTO | independent |
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| Clutch | mechanical-hydraulic wet disc |
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| Rear PTO Type | 540/1000 |
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| Engine RPM | 540@2143 |
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| Engine RPM | 1000@2208 |
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Dimensions| Wheelbase | 94.5 inches | 240 cm |
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| Weight | 8,333 lbs | 3779 kg |
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| Front tire | 7.50R18 |
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| Rear tire | 18.4R30 (2WD) |
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Electrical| Ground | negative |
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| Charging system | alternator |
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| Charging amps | 90 |
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| Battery volts | 12 |
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| Battery AH | 110 |
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Engine
Engine detail| (no label) | John Deere 4045HL |
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| (no label) | turbocharged intercooled diesel |
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| (no label) | 4-cylinder |
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| (no label) | liquid-cooled |
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| Displacement | 276 ci | 4.5 L |
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| Bore/Stroke | 4.19x5.00 inches | 106 x 127 mm |
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| Emissions | Stage III |
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| Rated Power (net) | 110 hp | 82.0 kW |
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| Rated Power (gross) | 114 hp | 85.0 kW |
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| Maximum Power (net) | 115 hp | 85.8 kW |
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| Maximum Power (gross) | 120 hp | 89.5 kW |
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| Fuel system | electronic fuel injection |
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| Cooling system | viscous fan |
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| Rated RPM | 2300 |
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| Idle RPM | 850-2460 |
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| Operating RPM | 1500-2300 |
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| Torque | 352 lb-ft | 477.3 Nm |
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| Torque RPM | 1600 |
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| Firing order | 1-3-4-2 |
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| Starter | electric |
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| Starter volts | 12 |
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| Oil capacity | 16.9 qts | 16.0 L |
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| Coolant capacity (Coolant) | 28 qts | 26.5 L |
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Transmission
Transmission options| (no label) | 12-speed synchronized |
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| (no label) | 16-speed power shuttle |
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Transmission| Transmission | John Deere SyncroPlus |
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| Type | synchronized |
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| Gears | 12 forward and 4 reverse |
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| Clutch | wet 225mm disc PermaClutch II |
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| Oil capacity | 58.1 qts | 55.0 L |
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| (no label) | Three gears (1-3) plus reverse (R) in four ranges (A-D). |
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| Transmission | John Deere PowrReverser |
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| Type | power shuttle |
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| Gears | 16 forward and reverse |
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| Clutch | wet 225mm disc PermaClutch II |
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| Oil capacity | 58.1 qts | 55.0 L |
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| (no label) | Four gears (1-4) in four ranges (A-D) with left-hand reverser lever. 30 KPH and 40 KPH maximum speed options available. |
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Dimensions
Tires| Standard tires (ag) | Front: 7.50R18. Rear: 18.4R30 (2WD) |
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| Standard tires (ag) | Front: 13.6R24. Rear: 18.4R30 (4WD) |
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Dimensions| Wheelbase | 94.5 inches | 240 cm |
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| Length | 168.2 inches | 427 cm |
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| Width | 87.2 inches | 221 cm |
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| Height (ROPS) | 108.9 inches | 276 cm |
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| Shipping weight | 8,333 lbs | 3779 kg |
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| Max weight (Max) | 15,430 lbs | 6999 kg |
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| Clearance (rear axle) | 63.5,63.9,66.2,67.4,71.5,72.7,72.7,73.9,75.4 inches | 161 cm |
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| (no label) | Flange rear axle |
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