The John Deere 4720 is a versatile compact utility tractor produced from 2005 to 2014 in Augusta, Georgia, USA.

This tractor is a perfect blend of power, efficiency, and reliability, designed to meet the diverse needs of modern farmers.

It is designed for a wide range of agricultural and landscaping tasks, combining robust power, advanced hydraulics, and operator comfort.

John Deere 4720 Engine and Power

One of the standout features of the John Deere 4720 is its impressive power.

The 4720 is powered by a John Deere 2.4L 4-cylinder turbocharged diesel engine (model 4024T) that delivers a gross engine power of 66 hp (49.2 kW) and a PTO power of approximately 56 hp claimed, with tested PTO power reaching about 59.16 hp (44.1 kW).

The engine features direct injection for efficient fuel use and quick starts, producing a maximum torque of about 123.86 ft-lbs.

It operates efficiently at a rated speed of 2400 rpm and complies with EPA Interim Tier-4 emissions standards[1][2].

Engine Specifications:

Type

The John Deere 4024T is a 4 – cylinder, turbocharged diesel engine.

This design ensures a smooth and powerful operation, capable of handling various farming tasks.

Power Output

It delivers a maximum power output of 66.0 kilowatts (approximately 48.5 horsepower), which is more than enough for the tasks that the John Deere 4720 is typically used for, such as plowing, tilling, and hauling.

Fuel System

The engine features a direct – injection fuel system.

This system allows for precise fuel delivery, which improves fuel efficiency and reduces emissions.

By injecting fuel directly into the combustion chamber, it ensures a more complete and efficient combustion process.

Rated Speed

The engine operates at a rated speed of 2400 revolutions per minute.

This speed is optimized to provide the necessary power and torque for the tractor’s functions while maintaining stability and reducing wear and tear on the engine components.

Fuel Efficiency

Thanks to the direct – injection fuel system and the engine’s design, the John Deere 4720 with the 4024T engine offers good fuel efficiency.

This is beneficial for farmers as it helps to lower operating costs.

A more efficient engine means less fuel consumption for the same amount of work, which is especially important in large – scale farming operations.

Emission Compliance

The engine meets the ISO 97/68/EC emission standards.

This is an important feature as it ensures that the tractor operates in an environmentally friendly manner.

Compliance with these standards not only helps to protect the environment but also allows farmers to use the tractor in areas with strict emission regulations.

John Deere 4720 Transmission and Drive

The tractor uses a hydrostatic transmission, providing smooth and easy speed control, which is ideal for tasks requiring variable speed and precision.

It features four-wheel drive (4WD) for enhanced traction and maneuverability on various terrains.

The John Deere 4720 is equipped with a robust transmission and drive system that ensures smooth and efficient operation in various farming conditions.

It typically comes with a power shift transmission, which allows for quick and seamless gear changes without interrupting the tractor’s momentum.

This feature is particularly useful when performing tasks that require frequent speed adjustments, such as plowing or mowing.

The power shift transmission offers multiple gear ranges, providing the operator with the flexibility to match the tractor’s speed to the specific task at hand.

Whether you need low gears for heavy-duty work or high gears for transporting equipment, the John Deere 4720 can handle it with ease.

Additionally, the transmission is designed to be durable and low – maintenance, reducing downtime and ensuring that the tractor remains productive on the farm.

John Deere 4720 Hydraulics and PTO

The John Deere 4720 has an open-center hydraulic system with a total flow of 17.1 gallons per minute (gpm), including 12 gpm for the remotes and 5.1 gpm dedicated to power steering, all operating at a pressure of 2500 psi (172.4 bar).

The hydraulic system holds 9.6 gallons (36.3 L) of fluid and supports up to five remote valves.

The Category I three-point hitch provides a rear lift capacity of 2500 lbs (1134 kg) at 24 inches behind the link arms, with a maximum lift capacity of up to 3130 lbs at the link ends.

The tractor is equipped with an independent 540 rpm rear PTO as standard, with an optional 540e economy PTO for fuel savings at reduced engine speeds (1750 rpm). A mid PTO running at 2100 rpm is also available as an option, useful for mid-mount mower decks or snow blowers.

The system features multiple hydraulic outlets, allowing the operator to connect multiple implements simultaneously.

One of the notable features of the hydraulics system is its ability to adjust the hydraulic flow and pressure according to the specific requirements of the implement.

This ensures that the implement operates at its optimal performance level, whether it is lifting heavy loads or spraying chemicals with precision.

The Power Take – Off (PTO) system of the John Deere 4720 is another important feature that enhances its versatility.

The PTO is available in both rear and mid – mount configurations, providing the operator with the flexibility to choose the most suitable option for the task.

The rear PTO is commonly used for driving implements such as mowers and tillers, while the mid – mount PTO is ideal for attachments like rotary cutters and flail mowers.

The PTO system is designed to deliver consistent power to the implement, ensuring smooth and efficient operation. I

t also features a safety clutch that automatically disengages the PTO when the tractor is in reverse gear, preventing accidental damage to the implement and ensuring the safety of the operator.

John Deere 4720 Dimensions and Tires

Wheelbase: 71.5 inches (181 cm)

Weight: Approximately 3860 lbs (1750 kg) for the base model; the cab version weighs about 4345 lbs

Front tires: 8.00-16

Rear tires: 13.6-28

Travel speed: Up to 30 km/h (about 18.6 mph)

John Deere 4720 Operator Comfort and Features

John Deere has always been known for its user – friendly designs, and the 4720 is no exception.

The controls are intuitively placed and easy to operate, even for those who are new to using tractors.

It offers a two-post foldable ROPS as standard, with an optional fully enclosed ComfortGard cab featuring heating and air conditioning.

The cab is designed for low noise levels (78 dBA at PTO speed), vibration isolation, and filtered pressurized air to reduce dust and allergens.

Visibility is enhanced by features such as a rear window that swings open 70 degrees and optional rearview mirrors and lighting packages.

Additional operator aids include:

LoadMatch: Automatically adjusts drive speed to maximize torque and minimize stalling under load

MotionMatch: Offers nine settings to control deceleration when the hydrostatic pedal is released

eThrottle: Links engine speed to pedal position for fuel savings and quieter operation

The tractor has hydrostatic power steering and wet disc brakes, with a tight turning radius of 9.2 feet when using brakes to assist turning.

John Deere 4720 Electrical System

12-volt negative ground system

Alternator rated at 70 amps

Battery with 770 CCA (cold cranking amps)

The electrical system of the John Deere 4720 is designed to be reliable and user – friendly.

It includes a powerful battery that provides sufficient power to start the engine and operate the electrical components of the tractor.

The system also features a generator that charges the battery while the tractor is in operation, ensuring that the battery remains fully charged at all times.

In addition, the electrical system supports the operation of advanced features such as the tractor’s lighting system, which includes headlights, taillights, and marker lights.

These lights ensure that the tractor is visible in low – light conditions, enhancing safety when operating the tractor during dawn, dusk, or at night.

John Deere 4720 Durability and Reliability

When it comes to agricultural machinery, durability and reliability are of utmost importance.

It is constructed with high – quality materials and undergoes rigorous testing to ensure that it can withstand the harsh conditions of farming.

The tractor’s frame is strong and sturdy, which provides excellent support for the engine and other components.

The tires are designed to provide good traction on different types of terrain, whether it’s soft soil or rough roads.

This means that farmers can rely on the engine to perform consistently over a long period, reducing the need for frequent repairs and replacements.

With proper maintenance, the John Deere 4720 can serve farmers for many years, providing them with reliable performance season after season.

John Deere 4720 Attachments and Versatility

The tractor’s compact size and excellent maneuverability make it ideal for working in small – scale farms, orchards, and vineyards where space is limited.

One of the key strengths of the John Deere 4720 is its versatility, which is largely due to the wide range of attachments that are available for the tractor.

The John Deere 4720 supports a variety of attachments, including:

72-inch mid-mount mower deck

Front-end loaders

Backhoes

These attachments enhance the tractor’s utility for mowing, digging, loading, and other tasks.

The John Deere 4720 is a highly versatile and reliable tractor that has become a favorite among farmers for its exceptional performance and adaptability.

In addition to its powerful engine, the tractor boasts advanced features in its transmission and drive system, hydraulics and PTO, electrical system, and a wide range of attachments that enhance its versatility.

John Deere 4720 Advanced Technology

The John Deere 4720 incorporates several advanced technologies that enhance its performance and reliability.

It has a hydrostatic transmission, which provides smooth and precise control over the tractor’s speed and direction.

This makes it easy to operate the tractor in different terrains and conditions.

The tractor also has a reliable hydraulic system that can power various implements.

The hydraulic system has a high flow rate, which ensures that the implements operate smoothly and efficiently.

Moreover, the tractor is equipped with a robust electrical system that includes a 12 – volt battery and a charging system, ensuring that all the electrical components of the tractor function properly.

In summary

The John Deere 4720 is a powerful, reliable compact utility tractor with a strong 66 hp turbocharged diesel engine, hydrostatic transmission, robust hydraulics, and operator-friendly features.

Its combination of performance, versatility, user – friendly design, advanced technology, and durability makes it a valuable asset on any farm.

Whether you are a small – scale farmer or a hobbyist, the John Deere 4720 can help you get the job done efficiently and effectively.

The John Deere 4720 is equipped with a powerful and reliable engine that plays a crucial role in its overall performance.