Production
| Description | Built in Fargo, North Dakota, USA |
|---|---|
| Drive type | Four-wheel Drive (4WD) tractor |
| Manufacturer | CaseIH |
Engine
| Engine type | Cummins 14.9L 6-cyl diesel |
|---|---|
| Fuel tank | 300 gal (1135.5 L) |
| Air cleaner | dual paper elements |
| Bore/Stroke | 5.39x6.65 inches (137 x 169 mm) |
| Description | Cummins QSX 15 / turbocharged aftercooled diesel / 6-cylinder / liquid-cooled inline / When equipped with the manual transmission the STX425 engine is limited to 1501 lb-ft of torque. |
| Displacement | 912 ci (14.9 L) |
| Power | 425 hp (316.9 kW) |
| Rated RPM | 2000 |
| Starter volts | 12 |
| Torque | 1594 lb-ft (2161.5 Nm) |
| Torque RPM | 1400 |
| Drawbar (claimed) | 345 hp (257.3 kW) |
| PTO (claimed) | 370 hp (275.9 kW) |
Transmission
| Clutch | electro-hydraulic wet disc |
|---|---|
| Gears | 16 forward and 2 reverse / 24 forward and 6 reverse |
| Transmission | Synchroshift |
| Type | full power shift / fully synchronized |
| Transmission type | 16-speed full power shift / 24-speed fully synchronized |
| Transmission type | 16-speed full power shift / 24-speed fully synchronized |
Mechanical
| Cab | Surveyor Cab standard. |
|---|---|
| Description | Integrated hydraulic wet disc brakes |
| Drive type | Four-wheel drive |
| Final drives | inboard planetary (standard) |
| Steering | hydrostatic power |
Hydraulics
| Rear valves | 4 to 7 |
|---|---|
| SCV flow | 35 gpm (132.5 lpm) |
| Total flow | 40 gpm (151.4 lpm) |
| Type | pressure flow compensated (PFC) |
Hitch
| Rear lift (at 24"/610mm) | 19500 lbs (8845 kg) |
|---|---|
| Rear Type | IVN/III |
PTO
| Rear PTO | independent OptOptional |
|---|---|
| Rear PTO Type | 1000 (1.75) |
Electrical
| Battery volts | 12 |
|---|---|
| Charging system | alternator |
| Ground | negative |
Dimensions & Tires
| Front axle | 4.5 inch diameter (114 mm) |
|---|---|
| Height | 152.1 inches (386 cm) |
| Length | 317.5 inches (806 cm) |
| Rear axle | 4.5 inch diameter (114 mm) |
| Rear tread | 60 to 176 inches (152 to 447 cm) |
| Wheelbase | 154 inches (391 cm) |
| Width | 44 inches (frame) (111 cm) |
| Wheelbase | 154 inches (391 cm) |
CaseIH STX425 Weight
| Max capacity | 51000 lbs (23133 kg) |
|---|---|
| Max Drawbar | 5300 lbs (2404 kg) |
References
| Description | STX Series Steiger Tractors published in 2002, by CaseIH* / *Publication contains known errors. |
|---|
STX425 Serial Numbers
| 2002 | JEE0099501 |
|---|---|
| 2003 | JEE0102001 |
| 2004 | JEE0104001 |
| 2005 | JEE0105701 |
| 2006 | JEE0108501 |
| Description | FAQ: How to read a serial number table. |
Variants
| STX425 | wheeled tractor |
|---|---|
| STX425QT | crawler tractor |
| TJ425 | similar New Holland model |