CaseIH 743 XL Tractor

Manufacturer CaseIH
Price -
Model 743 XL
Equipment Type Utility Tractors
Factory Neuss, Germany

CASEIH 743 XL POWER

Engine 67hp / 50.0kW

ENGINE DETAIL

The CaseIH 743 XL features a robust 239ci D-239 diesel engine with direct injection, offering 67hp at a rated RPM of 2300, which is optimal for mid-range tractor applications. Its torque of 173.3 lb-ft at 1600 RPM ensures strong performance for heavy implement handling, making it advantageous for farming tasks requiring high pulling power. Regular oil changes every 200 hours and a 9.5-quart oil capacity are essential for maintaining engine health, minimizing downtime during agricultural operations.

Description International Harvester D-239 diesel 4-cylinder liquid-cooled
Displacement 239ci / 3.9L
Bore/Stroke 3.875x5.06inches / 98x 129mm
Power 67hp / 50.0kW
Fuel system direct injection
Rated RPM 2300
Torque 173.3lb-ft / 235.0Nm
Torque RPM 1600
Starter electric
Starter volts 12
Oil capacity 9.5qts / 9.0L
Oil change 200 h

CASEIH 743 XL ENGINE

The CaseIH 743 XL tractor is powered by a durable International Harvester 3.9L 4-cylinder diesel engine, offering a robust torque performance ideal for heavy-duty agricultural tasks. Its efficiency in fuel consumption and the tractor's compact design facilitate maneuverability in confined spaces, making it suitable for smaller farms or diverse field operations. However, its limitations in horsepower compared to larger models could pose challenges in more extensive, high-demand applications.

Description International Harvester 3.9L 4-cyl diesel

TRANSMISSIONS OVERVIEW

The CaseIH 743 XL tractor features a 16-speed transmission (8 forward and 8 reverse gears), which provides enhanced operational versatility and efficiency, particularly in varied field conditions. This allows for optimal power management and speed adjustments, making it suitable for diverse tasks such as plowing or tilling. However, operators may require additional training to effectively utilize the multi-speed system, ensuring precision in field applications.

Description 16-speed 8-speed

TRANSMISSION 1

The CaseIH 743 XL tractor features an IH-Total-synchron transmission, allowing for smooth shifting across its 16 forward and 8 reverse gears. This transmission type enhances operator efficiency and ease of use during tasks requiring frequent speed adjustments, such as tilling or hauling. However, potential challenges could arise in maintaining the synchronization system, necessitating regular inspections to ensure optimal performance.

Transmission IH-Total-synchron
Gears 16 forward and 8 reverse

SPEEDS

Description With 16.9R30 rear tires

TRANSMISSION 2

The CaseIH 743 XL features an 8-speed forward and 4-speed reverse transmission, providing versatility for various field applications and transport. This gear range allows for fine-tuning of speed and torque, optimizing performance during tasks such as tilling or hauling. However, the relatively limited gear options may challenge operators needing more precise control in diverse terrains or specific crop conditions.

Gears 8 forward and 4 reverse

MECHANICAL

The CaseIH 743 XL tractor features a versatile 4x2 or 4x4 drivetrain, allowing for optimal traction depending on the terrain and load, with MFWD enhancing stability in challenging conditions. Its hydrostatic power steering provides ease of maneuverability, while the wet disc brakes ensure reliable stopping power even under heavy loads. The availability of a 16-speed or 8-speed transmission allows for flexibility in speed management, making it suitable for various agricultural tasks, though the complexity of the 16-speed may require more operator training.

Chassis 4x2 2WD/4x4 MFWD 4WD
Steering hydrostatic power
Brakes wet disc
Cab Cab standard with heat
Transmissions 16-speed 8-speed

HYDRAULICS

Pressure 2538psi / 175.0bar
Valves up to 3
Pump flow 8.7gpm / 32.9lpm

TRACTOR HITCH

Rear Type II
Control lower link draft sensing
Rear lift 6947lbs / 3151kg 8835lbs / 4007kg (optional)

POWER TAKE-OFF (PTO)

Rear RPM 540/540/1000 (optional 4WD)

CASEIH 743 XL TIRES

The CaseIH 743 XL tractor comes with versatile tire options, ideal for varying terrain conditions. The 2WD configuration with 7.50-16 front and 16.9R30 rear tires offers excellent traction and maneuverability for flat fields, while the 4WD option enhances stability and control in challenging conditions with 9.5R24 front and 16.9R30 rear tires. Consideration of soil type and intended use will dictate the optimal tire selection to maximize efficiency and minimize soil compaction.

Standard tires (ag) Front: 7.50-16. Rear: 16.9R30 (2WD) Front: 9.5R24. Rear: 16.9R30 (4WD)

DIMENSIONS

2WD Wheelbase 94.1inches / 239cm
4WD Wheelbase 92.5inches / 234cm
2WD Length 153.2inches / 389cm
4WD Length 156.3inches / 397cm
Width 80.7inches / 204cm
Height (cab) 104.3inches / 264cm 100.1inches / 254cm (low cab)
2WD Weight 7628lbs / 3460kg
4WD Weight 8289lbs / 3759kg
2WD Clearance (front axle) 18inches / 45cm
4WD Clearance (front axle) 14.8inches / 37cm
Front tread 62.1 to 71.2inches / 157to 180cm (4WD)
Rear tread 58 to 77.7inches / 147to 197cm

DIMENSIONS & TIRES

The CaseIH 743 XL's wheelbase is optimized for stability during field operations, with the 2WD version providing a longer base (94.1 inches) for improved traction on uneven terrain compared to the 4WD (92.5 inches). Weighing between 7628 to 8289 pounds, this tractor offers substantial grounding but may affect maneuverability in tighter spaces. The tire specifications, 7.50-16 front and 16.9R30 rear, suggest suitability for various soil conditions, but tire selection can impact performance in specific applications, such as heavy tillage versus transport.

2WD Wheelbase 94.1inches / 239cm
4WD Wheelbase 92.5inches / 234cm
Weight 7628 to 8289 pounds
Front tire 7.50-16
Rear tire 16.9R30 (2WD)

ELECTRICAL

Ground negative
Charging system alternator
Charging amps 55
Battery volts 12


Last Updated 2025-01-01
Stephen is a passionate tractor hobbyist with a deep-seated love for all things mechanized and agricultural. Growing up in a rural setting, he developed a fascination with these mighty machines that have played a crucial role in shaping the farming industry.

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