CaseIH STX440QT Quadtrac: all source data
All 48 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 | CaseIH |
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| (no label) | Articulated Crawler tractor |
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| (no label) | Built in Fargo, North Dakota, USA |
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Engine| (no label) | Cummins 14.9L 6-cyl diesel |
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| Fuel tank | 300 gal | 1135.5 L |
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Transmission| (no label) | 16-speed full power shift |
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Power| Engine | 440 hp | 328.1 kW |
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| Drawbar (tested) | 345.68 hp | 257.8 kW |
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| PTO (tested) | 450.29 hp | 335.8 kW |
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Mechanical| Drive | articulated crawler |
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| Final drives | inboard planetary |
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| Steering | hydrostatic power |
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| (no label) | Integrated hydraulic wet disc brakes |
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| (no label) | Surveyor Cab standard. |
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Hydraulics| Type | closed center load sensing |
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| Rear valves | 4 to 7 |
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| Pump flow | 40 gpm | 151.4 lpm |
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| Pump flow | 55 gpm | 208.2 lpm |
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Hitch| Rear Type | IVN |
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| Rear lift (at 24"/610mm) | 19500 lbs | 8845 kg |
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Pto| Rear PTO | independent |
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| Rear PTO Type | 1000 |
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Dimensions| Weight | 51335 lbs | 23285 kg |
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| (no label) | Tracks |
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Electrical| Ground | negative |
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| Charging system | alternator |
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| Batteries | 2 |
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| Battery volts | 12 |
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Engine
Engine detail| (no label) | Cummins QSX15 |
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| (no label) | turbocharged aftercooled diesel |
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| (no label) | 6-cylinder |
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| (no label) | liquid-cooled |
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| Displacement | 912 ci | 14.9 L |
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| Bore/Stroke | 5.394x6.654 inches | 137 x 169 mm |
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| Power | 440 hp | 328.1 kW |
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| Air cleaner | dual paper elements |
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| Compression | 16.5:1 |
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| Rated RPM | 2000 |
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| Torque | 1650 lb-ft | 2237.4 Nm |
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| Torque RPM | 1400 |
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| Starter volts | 12 |
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Transmission
Transmission| Type | full power shift |
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| Gears | 16 forward and 2 reverse |
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| Clutch | electro-hydraulic wet disc |
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Dimensions
Dimensions| Width | 44 inches (frame) | 111 cm |
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| Operating weight | 51335 lbs | 23285 kg |
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| Max weight (Max) | 53264 lbs | 24160 kg |
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| Rear axle | 4.5 inch diameter | 114 mm |
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