Deutz-Fahr 4.51 Tractor

Manufacturer Deutz-Fahr
Price -
Model 4.51
Equipment Type -
Factory

DEUTZ-FAHR 4.51 POWER

Engine 82 hp/61.1 kW

ENGINE DETAIL

The Deutz-Fahr 4.51 tractor features a robust turbocharged 4-cylinder diesel engine with a displacement of 4.1 L (249.33 ci), providing a power output of 82 hp (61.1 kW) at a rated RPM of 2300, which is suitable for a variety of agricultural tasks. Its larger bore/stroke ratio of 3.94x4.84 inches (100 x 123 mm) allows for efficient torque delivery across different operating conditions, enhancing its ability to handle heavy loads. However, users should consider potential maintenance challenges associated with turbocharged systems, such as increased complexity and the need for regular servicing to ensure optimal performance.

Description Deutz/turbo diesel/4-cylinder
Displacement 249.33 ci/4.1 L
Bore/Stroke 3.94x4.84 inches/100 x 123 mm
Power 82 hp/61.1 kW
Rated RPM 2300

DEUTZ-FAHR 4.51 ENGINE

The Deutz-Fahr 4.51 is powered by a robust Deutz 4.1L 4-cylinder diesel engine, providing efficient fuel consumption and reliability. With a generous fuel tank capacity of 34.3 gallons (129.8 liters), it offers extended operating time, ideal for agricultural tasks requiring minimal refueling interruptions. However, the weight and dimensions must be monitored to ensure compatibility with various implements, particularly in tight field conditions.

Description Deutz 4.1L 4-cyl diesel
Fuel tank 34.3 gal/129.8 L

TRANSMISSIONS OVERVIEW

The Deutz-Fahr 4.51 tractor features a robust 15-speed or optional 18-speed transmission, allowing for precise speed selection suited for various field applications. This wide range of gearing enhances operational efficiency and adaptability, particularly in tasks requiring optimal power delivery and fuel economy. However, operators may face a learning curve with the complexity of gear selection, especially when working in diverse terrain conditions.

Description 15-speed/18-speed

TRANSMISSION 1

The Deutz-Fahr 4.51 tractor features a 15 forward and 5 reverse gear transmission, allowing for versatile operation and efficient speed management in various farming tasks. The extensive forward gear range facilitates better adaptability to different field conditions, enhancing productivity during plowing or tilling. However, the reverse gear ratio may limit maneuverability in tight spaces compared to models with more reverse options, which could be a consideration in specific agricultural scenarios.

Gears 15 forward and 5 reverse

TRANSMISSION 2

The Deutz-Fahr 4.51 tractor, featuring 18 forward and 6 reverse gears, offers exceptional versatility in various terrain conditions, enhancing productivity during field operations. The multiple gear options allow for precise speed control, which is advantageous for tasks ranging from plowing to towing. However, operators may face a steeper learning curve in mastering the gear pattern for efficient operation.

Gears 18 forward and 6 reverse

MECHANICAL

The Deutz-Fahr 4.51 tractor features a versatile chassis configuration available in both 2WD and optional 4WD, providing flexibility for various agricultural tasks on differing terrains. With a choice of 15-speed or 18-speed transmissions, operators can optimize power delivery and speed for enhanced operational efficiency, particularly in time-sensitive fieldwork. However, the optional 4WD may increase maintenance complexity and initial costs, thus weighing the benefits for specific applications is essential.

Chassis 4x2 2WD/4x4 MFWD 4WD optional
Transmissions 15-speed/18-speed

HYDRAULICS

Pump flow 10.6 gpm/40.1 lpm

TRACTOR HITCH

Rear lift 8379 lbs/3800 kg

POWER TAKE-OFF (PTO)

Rear RPM 540, 1000

DEUTZ-FAHR 4.51 TIRES

The Deutz-Fahr 4.51 tractor features a robust 4WD configuration with Ag front tires sized 10.00-16/13.6R24 and rear tires of 16.9R34, providing enhanced traction and stability on diverse terrains. This setup is particularly advantageous for heavy-duty agricultural tasks, ensuring effective power transfer and reduced soil compaction. However, the larger tire profile may pose challenges in tight spaces or during transport on public roads, necessitating careful maneuverability considerations.

Ag front 10.00-16/13.6R24 (4WD)
Ag rear 16.9R34

DIMENSIONS

Wheelbase 96.1 inches/244 cm
Length 158.66 inches/402 cm
Height 103.94 inches/264 cm
Weight 7805 lbs/3540 kg (8334 MFWD)

DIMENSIONS & TIRES

The Deutz-Fahr 4.51 tractor features a 96.1-inch wheelbase, providing enhanced stability during operation, particularly on uneven terrain. Weighing in at 7805 lbs, its relatively high mass contributes to improved traction; however, this may challenge mobility on softer soils. Optimal tire sizes of 10.00-16 at the front and 16.9R34 at the rear ensure adequate contact area and weight distribution, making it well-suited for medium to heavy-duty agricultural tasks.

Wheelbase 96.1 inches/244 cm
Weight 7805 lbs/3540 kg
Front tire 10.00-16
Rear tire 16.9R34


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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