CaseIH STX450QT Quadtrac

CaseIH STX450QT Quadtrac Articulated Crawler tractor Technical Specifications

CaseIH STX450QT Quadtrac is a Row-Crop tractor that was produced by the John Deere between 2002 – 2005.

Below you will find detailed technical specifications for CaseIH STX450QT Quadtrac covering engine types, horsepower ratings, weight, height, fuel type and tank volume, oil capacity and type, hydraulic system diagram, wiring diagram, battery specs, etc.

CaseIH STX450QT Quadtrac Production











Manufacturer:
Manufacturer: CaseIH
Type: Articulated Crawler tractor
Factory: Fargo, North Dakota, USA


CaseIH STX450QT Quadtrac Electrical










Ground: negative
Charging system: alternator
Battery volts: 12

CaseIH STX450QT Quadtrac Mechanical

























Chassis: articulated crawler
Final drives: inboard planetary
Steering: hydrostatic power
Brakes: integrated hydraulic wet disc
Cab: Surveyor Cab standard.
Transmission: 16-speed full power shift

Hydraulics










Type: pressure flow compensated (PFC)
Pump flow: 40 gpm
151.4 lpm
  55 gpm
208.2 lpm *Optional

Tracktor Hitch







Rear Type: IVN/III
Rear lift (at 24″/610mm): 19500 lbs
8845 kg

Power Take-off (PTO)










Rear PTO: independent*Optional
Rear RPM: 1000 (1.75)
Engine RPM: 1000@1998

CaseIH STX450QT Quadtrac Engine detail





































Engine Detail
Cummins QSX15
turbocharged aftercooled diesel
6-cylinder
liquid-cooled
Displacement: 912 ci
14.9 L
Bore/Stroke: 5.39×6.65 inches
137 x 169 mm
Power: 450 hp
335.6 kW
Air cleaner: dual paper elements
Compression: 16.5:1
Rated RPM: 2000
Torque: 1669 lb-ft
2263.2 Nm
Torque RPM: 1400
Starter volts: 12



CaseIH STX450QT Quadtrac Transmission overview

Engine Oil









Type: full power shift
Gears: 16 forward and 2 reverse
Clutch: electro-hydraulic wet disc

CaseIH STX450QT Quadtrac Dimensions













Wheelbase: 154 inches
391 cm
Width: 44 inches
111 cm (frame)
Front axle: 4.5 inch diameter
114 mm
Rear axle: 4.5 inch diameter
114 mm
















CaseIH STX450QT Weight
Operating: 51335 lbs
23285 kg
Max capacity: 53264 lbs
24160 kg
Max Drawbar: 5300 lbs
2404 kg
  11000 lbs
4989 kg (optional)

CaseIH STX450QT Quadtrac Tests

OCED Tractor Test 1785













































OCED Tractor Test 1785
Diesel 16-speed Crawler
October 4 – 19, 2000
Link: OCED Tractor Test 1785 file
PTO performance
Max power: 450.29 hp
335.8 kW
Fuel use: 22.3 gal/hour
84.4 l/hour
Power at rated engine speed: 399.14 hp
297.6 kW
Fuel use: 22.0 gal/hour
83.3 l/hour
Drawbar performance
Max power: 345.68 hp
257.8 kW
Fuel use: 22.1 gal/hour
83.6 l/hour
Gear 4 used for power test.
Max pull: 38412 lbs
17423 kg
Gear 3 used for pull test.

FAQ

Is CaseIH STX450QT Quadtrac a good tractor?

The CaseIH STX450QT Quadtrac is one of the great tractors in the CaseIH stable, and it has earned CaseIH a fantastic reputation.

How much oil does a CaseIH STX450QT Quadtrac take?

Check out the CaseIH STX450QT Quadtrac oil capacity and oil type in the engine specs section as it may vary across the engines. Keep in mind, that older models might have their oil capacity increased over time. You may compare between the early and late oil capacity.

Do tractors have VIN numbers?

Every tractor has a VIN number. The number is usually engraved below the driver’s seat. Tractor manufacturers put the number in different places on the tractor body.

What was the last year CaseIH made the STX425QT

The CaseIH STX450QT Quadtrac was an agricultural tractor model made from 2002 – 2005

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