CaseIH STX425QT Articulated Crawler Tractors Specifications

Engine

The engine is a Cummins QSX15 turbocharged aftercooled diesel 6-cylinder liquid-cooled with a displacement of 915ci / 15.0L and bore/stroke of 5.39x6.65inches / 137x 169 mm. It has a power output of 425hp / 316.9kW and a rated rpm of 2000. The air cleaner is dual paper elements and the starter voltage is 12. The engine produces a torque of 1594 lb-ft/2161.5 Nm at 1400 rpm.

Transmission

The transmission is a 16-speed full power shift. Unfortunately, no further details were provided in the .

Brakes

The brakes are integrated hydraulic wet disc brakes. The surveyor cab is standard. The model has an articulated crawler drive and inboard planetary final drive. The hydrostatic power steering is also a notable feature.

Steering

The steering is powered by a Cummins 15.0L 6-cylinder diesel engine. The fuel tank has a capacity of 300 gallons / 1135.5L. No further details were provided in the .

Common Problems

Users have reported issues with the transmission, particularly with shifting gears. Some have also experienced problems with the hydraulic system, such as leaks and malfunctions. The brakes have also been a source of frustration for some users, with reports of reduced stopping power and premature wear. Additionally, some users have reported issues with the engine, such as overheating and reduced power output. Finally, the cost of maintenance and repairs has been a common complaint among users.

What Users Like

Users appreciate the power and performance of the Cummins engine, which provides ample power for heavy-duty tasks. The surveyor cab is also a popular feature, providing a comfortable and spacious workspace for operators. The articulated crawler drive and inboard planetary final drive provide excellent traction and maneuverability, making it easy to navigate challenging terrain. Finally, the model's fuel efficiency is also a notable feature, allowing users to save money on fuel costs over time.

Techincal Specifications

Engine Detail
Description	Cummins QSX15 turbocharged aftercooled diesel 6-cylinder liquid-cooled
Displacemen	915ci / 15.0L
Bore/strok	5.39x6.65inches / 137x 169 mm
Powe	425hp / 316.9kW
Air Cleane	dual paper elements
Rated Rp	2000
Torqu	1594 lb-ft/2161.5 Nm
Torque Rp	1400
Starter Volt	12
Engine
Description	Cummins 15.0L 6-cyl diesel
Fuel Tan	300gal / 1135.5L
Transmission
Description	16-speed full power shift
Mechanical
Driv	articulated crawler
Final Drive	inboard planetary
Steerin	hydrostatic power
Description	Integrated hydraulic wet disc brakes/Surveyor Cab standard.
Hydraulics
Typ	pressure flow compensated (PFC)
Rear Valve	4 to 7
Pump Flo	40gpm / 151.4lpm/55gpmOptOptional / 208.2lpm
Tractor Hitch
Rear Typ	IVN/III
Rear Lift (at 24	19500lbs / 8845kg
Electrical
Groun	negative
Charging Syste	alternator
Battery Volt	12
Power Take Off Pto
Rear Pt	independent OptOptional
Rear Rp	1000 (1.75)
Dimensions And Tracks
Wheelbas	154inches / 391cm
Description	30-inch tracks
Tracks
Widt	36inches / 91cm