The John Deere 9400 is a 4WD four-wheel drive tractor from the 9000 series. This tractor was manufactured by John Deere in Waterloo, Iowa, USA from 1997 to 2001. The John Deere 9400 is equipped with a 12.5 L (765.0 cu·in) six-cylinder diesel engine and one of three transmissions: a partially synchronized transmission with 12 forward and 3 reverse gears, a partial power shift transmission with 24 forward and 6 reverse gears or a full power shift transmission with 12 forward and 2 reverse gears.
The JD 9400 tractor used the John Deere engine. It is a 12.5 L, 12,536 cm2, (765.0 cu·in) six-cylinder turbocharged aftercooled diesel engine with 127.0 mm (5.0 in) of the cylinder bore and 165.0 mm (6.5 in) of the piston stroke. The compression ratio rating is 16.0:1. This engine produced 431 PS (316.9 kW; 425.0 HP) at 2,100 rpm of output power.
The John Deere 9400 is equipped with hydrostatic power steering, hydraulic wet disc brakes, cab, and 969.0 liters (256 US gal.; 213.1 Imp. gal) fuel tank.
John Deere 9400 Specifications
| General Specifications | |
| Model | John Deere 9400 |
| Length | 6,950 mm (273.6 in) |
| Width | 4,360 mm (171.7 in) |
| Height (cab) | 3,490 mm (137.4 in) |
| Wheel base | 3,500 mm (137.8 in) |
| Ground clearance | 730 mm (28.7 in) |
| Weight | 16,970 kg (37,412 lbs) |
| Fuel tank capacity | 969.0 liters (256 US gal.; 213.1 Imp. gal) |
| Battery | Three 12V, CCA 925A |
| Cabin type | Cab |
| Engine | |
| Engine model | John Deere |
| Engine type | Four-stroke, liquid-cooled, inline |
| Cylinders | 6 |
| Fuel type | Diesel |
| Displacement | 12.5 L, 12,536 cm2, (765.0 cu·in) |
| Bore and stroke | 127.0 mm X 165.0 mm (5 in X 6.5 in) |
| Compression ratio | 16.0:1 |
| Horsepower | 431 PS (316.9 kW; 425.0 HP) at 2,100 rpm |
| Starter | Electric |
| Oil capacity: | 41.6 L (44 US. qt, 36.6 Imp. qt.) |
| Coolant capacity: | 60.6 L (64 US. qt, 53.3 Imp. qt.) |
| Transmission and chassis | |
| Chassis | 4×4 articulated 4WD |
| Steering type | Hydrostatic power |
| Brakes | Hydraulic wet disc |
| Transmission model | John Deere Syncro |
| Transmission type | Partially synchronized |
| Gears | 12 forward and 3 reverse |
| Speed | Forward: 30.6 kmh (19 mph) Reverse: 9.8 (6.1 mph) |
| Transmission model | John Deere PowrSync |
| Transmission type | Partial power shift |
| Gears | 24 forward and 6 reverse |
| Speed | Forward: 36.5 kmh (22.7 mph) Reverse: 11.7 (7.3 mph) |
| Transmission model | John Deere PowerShift |
| Transmission type | Full power shift |
| Gears | 12 forward and 2 reverse |
| Speed | Forward: 29.8 kmh (18.5 mph) Reverse: 9.0 (5.6 mph) |
| Tires | |
| Front tires | Ag: 710/70R38 |
| Rear tires | Ag: 710/70R38 |
| Three-Point Hitch | |
| Category | III or IV/IVN |
| Control type | – |
| Lift capacity (at ends) |
6,290 kg (13,870 lbs) 6,550 kg (14,445 lbs) |
| PTO (Power take-off shaft) | |
| Rear PTO type | Independent |
| Rear PTO speed | 1,000 rpm |
| Hydraulic system | |
| Hydraulic type | Closed center PFC |
| Hydraulic capacity | 98.4 L (26 US. gal, 21.6 Imp. gal.) |
| Pressure | 2900 psi (199.9 bar) |
| Valves | 2 to 5 |
| Pump flow | 35.0 gpm (132.5 lpm) |
| Total flow | 44.0 gpm (166.6 lpm) |
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