The John Deere 5425 is a 2WD or 4WD utility tractor from the 5025 series. This tractor was manufactured by John Deere in Augusta, Georgia, USA from 2005 to 2008. The John Deere 5425 is equipped with a 4.5 L (276.0 cu·in) four-cylinder diesel engine and one of two transmissions: a partially synchronized transmission with 9 forward and 3 reverse gears or a power shuttle transmission with 12 forward and 12 reverse gears.
The JD 5425 utility tractor used the John Deere 4045D engine. It is a 4.5 L, 4,523 cm2, (276.0 cu·in) four-cylinder natural aspirated diesel engine with 106.0 mm (4.17 in) of the cylinder bore and 127.0 mm (5 in) of the piston stroke. The compression ratio rating is 17.0:1. This engine produced 82.1 PS (60.4 kW; 81.0 HP) at 2,400 rpm of output power.
The John Deere 5425 is equipped with hydrostatic power steering, differential hydraulic wet disc brakes, ROPS with a straddle-mount platform, ROPS with an isolated platform (IOOS), or a cab.
John Deere 5425 Specifications
| General Specifications | |
| Model | John Deere 5425 |
| Length | – |
| Width | – |
| Height | – |
| Wheel base | 2,170 mm (85.4 in) |
| Weight (shipping) | 2WD straddle: 2,620 kg (5,776 lbs) 4WD straddle: 2,838 kg (6,257 lbs) |
| Fuel tank capacity | Straddle: 94.6 liters (25.0 US gal.; 20.8 Imp. gal) IOOS/Cab: 126.8 liters (33.5 US gal, 27.9 Imp. gal) |
| Battery | 12V, CCA 750A, Group BCI 31 |
| Cabin type | ROPS with straddle-mount platform, ROPS with isolated platform (IOOS) or Cab |
| Engine | |
| Engine model | John Deere 4045D |
| Engine type | Four-stroke, liquid-cooled, inline |
| Cylinders | 4 |
| Fuel type | Diesel |
| Displacement | 4.5 L, 4,523 cm2, (276.0 cu·in) |
| Bore and stroke | 106.0 mm X 127.0 mm (4.17 in X 5 in) |
| Compression ratio | 17.0:1 |
| Horsepower | 82.1 PS (60.4 kW; 81 HP) at 2,400 rpm |
| Torque | 291.7 N·m (29.7 kg·m, 215 ft·lb) at rpm |
| Starter | Electric |
| Oil capacity: | 8.5 L (9 US. qt, 7.5 Imp. qt.) |
| Coolant capacity: | 11.4 L (12 US. qt, 10 Imp. qt.) |
| Transmission and chassis | |
| Chassis | 4×2 2WD or 4×4 MFWD 4WD (optional) |
| Steering type | Hydrostatic power |
| Brakes | Differential hydraulic wet disc |
| Transmission model | John Deere SyncShuttle |
| Transmission type | Partially synchronized with dry disc clutch |
| Gears | 9 forward and 3 reverse |
| Speed | Forward: 31.9 kmh (19.8 mph) Reverse: 24.7 kmh (15.4 mph) |
| Transmission oil capacity | 39.0 L (10.3 US. gal, 8.6 Imp. gal.) |
| Transmission model | John Deere PowrReverser |
| Transmission type | Power shuttle with wet disc clutch |
| Gears | 12 forward and 12 reverse |
| Speed | Forward: 36.0 kmh (22.4 mph) Reverse: 39.2 kmh (24.4 mph) |
| Transmission oil capacity | 43.5 L (11.5 US. gal, 9.6 Imp. gal.) |
| Tires | |
| Front tires | Ag: 7.50-16 |
| Rear tires | Ag: 16.9-30 |
| Three-Point Hitch | |
| Category | II/I |
| Control type | – |
| Lift capacity (at 610 mm/ 24 in) | 1530 kg (3374 lbs) |
| PTO (Power take-off shaft) | |
| Rear PTO type | Independent |
| Rear PTO speed | 540, 1000 rpm |
| Hydraulic system | |
| Hydraulic type | Open center |
| Hydraulic capacity | 9-speed: 39.0 L (10.3 US. gal, 8.6 Imp. gal.) 12-speed: 43.5 L (11.5 US. gal, 9.6 Imp. gal.) |
| Valves | 6 |
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