John Deere 8400: all source data
All 71 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) | 16-speed full power shift |
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Power| PTO (claimed) | 225 hp | 167.8 kW |
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| Drawbar (tested) | 202.28 hp | 150.8 kW |
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| PTO (tested) | 252.21 hp | 188.1 kW |
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Mechanical| (no label) | Four-wheel drive |
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| Final drives | inboard planetary |
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| Differential lock | electro-hydraulic |
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| (no label) | Power steering |
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| (no label) | Differential hydraulic wet disc brakes |
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| (no label) | CommandView Cab standard. Row-Trak guidance optional. |
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Capacity| Fuel | 135 gal | 511.0 L |
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| Hydraulic system | 37 gal | 140.0 L |
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| Front hubs | 3.2 qts (each) | 3.0 L |
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| Front diff. | 11.5 qts | 10.9 L |
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Hydraulics| Type | closed center pressure-flow compensated (PFC) |
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| Capacity | 37 gal | 140.0 L |
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| Pressure | 2900 psi | 200.0 bar |
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| Valves | 3 to 5 |
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| SCV flow | 30 gpm | 113.6 lpm |
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Hitch| Rear Type | III/IIIN |
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| Control | electro-hydraulic draft sensing |
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| Rear lift | 11700 lbs | 5307 kg |
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| Rear lift | 15650 lbs | 7098 kg |
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Pto| Rear PTO | independent |
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| Clutch | hydraulic wet disc |
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| Rear PTO Type | 1000 (1.75) |
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| Rear PTO Type | 1000 (1.375) |
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| Rear PTO Type | 540 (1.375) |
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| Engine RPM | 540@1930 |
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| Engine RPM | 1000@2200 |
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Dimensions| Wheelbase | 116.1 inches | 294 cm |
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| Weight | 18709 to 19190 pounds |
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| Front tire | 14.9R34 |
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| Rear tire | 18.4R46 |
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Serial location| (no label) | Serial number plate on the rear of the tractor, above the PTO shaft. |
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Electrical| Ground | negative |
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| Charging system | alternator |
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| Charging amps | 140 |
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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 aftercooled diesel |
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| (no label) | 6-cylinder 12-valve |
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| (no label) | liquid-cooled inline |
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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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| Compression | 15.1:1 |
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| Rated RPM | 2200 |
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| Starter volts | 12 |
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| Oil capacity | 29.6 qts | 28.0 L |
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| Coolant capacity (Coolant) | 30 qts | 28.4 L |
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Transmission
Transmission| Transmission | John Deere PowerShift |
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| Type | full power shift |
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| Gears | 16 forward and 4 reverse |
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| Clutch | hydraulic wet disc |
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| Oil capacity | 148 qts | 140.1 L |
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Dimensions
Tires| Standard tires (ag) | Front: 14.9R34. Rear: 18.4R46 |
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Dimensions| Wheelbase | 116.1 inches | 294 cm |
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| Length | 206.5 inches | 524 cm |
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| Height (cab) | 120.2 inches | 305 cm |
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| Clearance (front axle) | 23.2 inches | 58 cm |
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| Rack and pinion rear axle (Rack and pinion) | 4.331 by 118.5 inches | 110 by 3009 mm |
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| Front tread | 60 to 88 inches | 152 to 223 cm |
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Weight| Shipping | 18709 lbs | 8486 kg |
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| Operating | 19190 lbs | 8704 kg |
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| Ballasted | 29562 lbs | 13409 kg |
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