CaseIH STX440QT Quadtrac

CaseIH STX440QT Quadtrac Articulated Crawler tractor Technical Specifications

CaseIH STX440QT Quadtrac is a Row-Crop tractor that was produced by the John Deere between 2001.

Below you will find detailed technical specifications for CaseIH STX440QT 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 STX440QT Quadtrac Production

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

CaseIH STX440QT Quadtrac Electrical

Ground: negative
Charging system: alternator
Batteries: 2
Battery volts: 12

CaseIH STX440QT 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


Type: closed center load sensing
Rear valves: 4 to 7
Pump flow: 40 gpm
151.4 lpm
  55 gpm
208.2 lpm *Optional

Tracktor Hitch

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

Power Take-off (PTO)

Rear PTO: independent*Optional
Rear RPM: 1000

CaseIH STX440QT Quadtrac Engine detail

Engine Detail
Cummins QSX15
turbocharged aftercooled diesel
Displacement: 912 ci
14.9 L
Bore/Stroke: 5.394×6.654 inches
137 x 169 mm
Power: 440 hp
328.1 kW
Air cleaner: dual paper elements
Compression: 16.5:1
Rated RPM: 2000
Torque: 1650 lb-ft
2237.4 Nm
Torque RPM: 1400
Starter volts: 12

CaseIH STX440QT Quadtrac Transmission overview

Engine Oil

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

CaseIH STX440QT Quadtrac Dimensions

Width: 44 inches
111 cm (frame)
Operating weight: 51335 lbs
23285 kg
Max weight: 53264 lbs
24160 kg
Rear axle: 4.5 inch diameter
114 mm

CaseIH STX440QT Quadtrac Tests

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.


Is CaseIH STX440QT Quadtrac a good tractor?

The CaseIH STX440QT 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 STX440QT Quadtrac take?

Check out the CaseIH STX440QT 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 STX440QT Quadtrac?

The CaseIH STX440QT Quadtrac was an agricultural tractor model made from 2001

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