CaseIH STX450QT Quadtrac

Last Updated: September 2024

Overview

The CaseIH STX450QT Quadtrac is a powerful 4x4 tractor designed for heavy-duty farming tasks. It features a unique Quad-Trac drive system, which provides excellent traction and stability in various field conditions. The tractor is equipped with a hydrostatic power steering system, making it easy to maneuver despite its large size.

Under the hood, the STX450QT boasts a Cummins QSX15 engine, a 6-cylinder diesel powerhouse that delivers an impressive 450 hp. This liquid-cooled engine is turbocharged and aftercooled, ensuring efficient performance. The tractor's full power shift transmission offers 16 forward gears and 2 reverse gears, giving operators plenty of options for different tasks. With a hefty operating weight of 51,335 lb, this machine is built to handle tough jobs. The STX450QT also features a rear hitch with category IVN/III compatibility and a pressure flow compensated hydraulic system, making it versatile for various implements and attachments.
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Key Specifications

Power Output: 450 hp (335.6 kW)

Transmission: Full Power Shift

Drive Type: Quad-Trac

Operating Weight: 51335 lb (23285 kg)

Fuel Type: Diesel

CaseIH STX450QT Quadtrac vs. Similar Tractors

Power Output

The Power Output for the CaseIH STX450QT Quadtrac is Excellent. It is greater than 99% of similar Utility tractors in our database.

Horsepower distribution of Utility tractors

(across 6.6K+ tractors in our database)

Operating Weight

The Operating Weight for the CaseIH STX450QT Quadtrac is Excellent. It is greater than 100% of similar Utility tractors in our database.

Operating weight distribution of Utility tractors

(across 6.4K+ tractors in our database)

Engine Displacement

The Engine Displacement for the CaseIH STX450QT Quadtrac is Excellent. It is greater than 99% of similar Utility tractors in our database.

Engine displacement distribution of Utility tractors

(across 1K+ tractors in our database)

Engine Rated RPM

The Engine Rated RPM for the CaseIH STX450QT Quadtrac is Below Average. It is greater than 11% of similar Utility tractors in our database.

Engine rated RPM distribution of Utility tractors

(across 1K+ tractors in our database)

Technical Specifications

Engine

Manufacturer
Cummins
Model
QSX15
Cooling Type
Liquid-cooled
Fuel Type
Diesel
Induction Type
Turbocharged, Aftercooled
Cylinders
6
Displacement
912 ci (14.9 L)
Bore
5.39 in (136.9 mm)
Stroke
6.65 in (168.9 mm)
Rated RPM
2000
Power Output
450 hp (335.6 kW)

Transmission

Type
Full Power Shift
Forward Gears
16
Reverse Gears
2

Drivetrain

Chassis
4x4 (Quadtrac)
Drive Type
Quad-Trac
Steering Type
Hydrostatic Power