Power
Power specifications| Engine | 440 hp unspecified |
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| PTO | 450.3 hp tested |
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| Drawbar | 345.7 hp tested |
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| Listed power | 440 hp engine basis |
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Engines
Engines fitted to the CaseIH STX440QT Quadtrac| Cummins 14.9L 6-cyl dieselDiesel · 6 cyl | 912 ci |
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Engine details
- Cummins 14.9L 6-cyl diesel
- Bore × stroke
- 5.39 in × 6.65 in
- Rated speed
- 2,000 rpm
- Rated power
- 440 hp
- Torque
- 1,650 lb·ft at 1,400 rpm
- Compression
- 16.5:1
- Cooling
- liquid-cooled
Transmissions
Transmissions for the CaseIH STX440QT Quadtrac| 16-speed full power shiftfull power shift | 16F / 2R |
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Weight
Weight specifications| Weight | 51,335 lb operating |
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Dimensions
Dimensions specifications| Wheelbase | no record |
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| Length | no record |
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| Width | 44 in |
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Capacities
Capacities specifications| Fuel tank | 300 gal |
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Hydraulics
Hydraulics specifications| System | closed center load sensing |
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| Pump flow | 40 gpm |
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| Rear valves | 4 to 7 |
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Hitch
Hitch specifications| Rear hitch category | IVN |
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| Rear lift capacity | no record |
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| Rear lift at 24 in (610 mm) | 19,500 lb |
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PTO
PTO specifications| Rear PTO | independent |
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| Rear PTO speeds | 1000 |
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Chassis
Chassis specifications| Drive | tracks |
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| Steering | hydrostatic power |
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| Brakes | Integrated hydraulic wet disc brakes |
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| Final drives | inboard planetary |
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| Cab | Surveyor Cab standard |
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Electrical
Electrical specifications| System voltage | 12 V |
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| Batteries | 2 |
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| Charging | alternator |
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| Ground | negative |
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Production
Production specifications| Factories | Fargo, North Dakota, USA |
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| Built by | CaseIH |
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