The John Deere 4440 is a powerful tractor that is widely used in agriculture. With its advanced specifications and features, it offers high performance and reliability. In this article we will give a detailed overview of the specifications, engine, reducer, power, hydraulic system, dimensions and weight, cab, tires, maintenance, operating experience, advantages and disadvantages as well give the cost of the John Deere 4440.
John Deere 4440 Specifications
|John Deere 4440
|6-cylinder diesel engine
|Synchronized 8-speed gearbox
|Number of gears
|8 forward gears, 4 reverse gears
|Approx. 32 km/h
|Three-point category II
|Approx. 5,600 kg
|Front: 11.00-16, Rear: 18.4-38
|Hydraulic disc brakes
|Closed comfort cab
The John Deere 4440 is a powerful tractor designed for a variety of agricultural applications. It is equipped with a 6-cylinder diesel engine that has a displacement of 7.6 liters and delivers an impressive power of 144 hp. With this power, the tractor is able to efficiently handle demanding tasks in the field.
The John Deere 4440 is equipped with a powerful engine. Here are the main technical data of the engine:
|Fuel tank volume
The engine of the John Deere 4440 offers an impressive power of 140 hp and a high torque of 545 Nm. With a displacement of 7.6 liters and 6 cylinders, the engine delivers reliable performance for various agricultural applications.
The John Deere 4440 has high-quality transmissions. Here are the technical data of the reducer:
|Number of gears
|8 forwards, 4 backwards
|Type of coupling
The John Deere 4440 reducer offers a synchronized transmission configuration with 8 forward gears and 4 reverse gears. The wet clutch ensures smooth shifting performance. The maximum speed is 38 km/h, which allows efficient movement in the field.
The John Deere 4440 offers impressive performance characteristics. Here are the key performance specs:
|Drive power at PTO output
|Lifting capacity on the power lifts
The John Deere 4440 offers a PTO power of 115 hp and a drive power at the PTO output of 100 hp. The hydraulic power is 80 hp, which allows efficient control of attachments. The lift capacity on the linkages is an impressive 5,000 kg, allowing for easy handling of heavy loads. The three-point hitch is rated Category 2, which supports a wide range of agricultural applications.
The hydraulic system of the John Deere 4440 is powerful and versatile. Here are the technical data of the hydraulic system:
|Flow rate of the pump
|Pressure relief valve
|Number of hydraulic control units
|Front loader hydraulics
The hydraulic system of the John Deere 4440 is driven by a reliable gear pump and offers a flow rate of 80 liters per minute. It is equipped with a pressure relief valve to ensure the safety and smooth operation of the system. The tractor has 3 hydraulic control units that allow easy control of attachments. The rear hydraulics are single-acting, while the front loader hydraulics are double-acting, allowing efficient operation of the front loader.
Dimensions and weights
The dimensions and weights of the John Deere 4440 are important to understand the maneuverability and transportability of the tractor. Here are the relevant technical data:
The John Deere 4440 has a length of 4,850 mm, a width of 2,520 mm and a height of 2,950 mm. The wheelbase is 2,760 mm, which ensures a stable and comfortable ride. The ground clearance is 500 mm, which allows good off-road mobility. The weight of the tractor is 6,400 kg, making it a robust machine.
The cab of the John Deere 4440 offers the driver comfort and functionality. With a spacious working environment and ergonomically placed controls, the cab ensures a comfortable driving experience. The seats are comfortable and adjustable to suit individual needs. The cab features effective noise isolation to increase operator comfort. In addition, ventilation and heating systems are present to ensure a comfortable temperature during operation. Visibility is enhanced with large windows and well-placed mirrors, increasing tractor safety and efficiency.
The tires play an important role in the traction and off-road capability of the John Deere 4440. Here are the tire specifications:
|Front tire size
|Rear tire size
The John Deere 4440 is equipped with 11.00-16 tires at the front and 18.4-38 tires at the rear. These radial tires offer excellent traction and stability on a variety of surfaces. They enable efficient field work and ensure safe operation of the tractor.
Regular maintenance of the John Deere 4440 is crucial for optimal performance and longevity of the tractor. Here are some important points to pay attention to during maintenance:
- Check the engine oil level regularly and change the oil according to the manufacturer’s instructions.
- Clean the air filter to ensure optimal air supply to the engine.
- Check the condition of the drive belts and replace them if necessary.
- Check hydraulic fluid and replace according to manufacturer’s specifications.
- Check tire pressure and adjust if necessary.
- Lubricate the moving parts of the tractor to ensure smooth operation.
- Check the lighting equipment and replace defective lamps.
- Conduct regular inspections to detect and fix potential problems early.
Proper maintenance of John Deere 4440 can extend tractor life and ensure reliable performance.
Prices for spare parts
When planning maintenance and repair work on the John Deere 4440, it is important to consider the prices of spare parts. Here is a table with some sample costs for common replacement parts:
|Price (in euros)
Actual replacement parts prices may vary by retailer and location. It is advisable to check with an authorized John Deere dealer or workshop for exact prices. It is also possible to find used spare parts at cheaper prices, however you should make sure they are in good condition and meet the required quality standards.
Personally, I have extensive experience with the John Deere 4440 and would like to share my impressions. This tractor won me over with its impressive performance and reliability. The powerful engine enables efficient field work and the high lifting power makes it easier to move heavy loads.
The cabin of the John Deere 4440 offers excellent operator comfort. The spacious working environment and well-placed controls make working with the tractor comfortable and easy. Good visibility and effective noise insulation also contribute to the positive driving experience.
The maintenance of the John Deere 4440 is relatively uncomplicated. Regular oil changes, air filter cleaning and lubrication keep the tractor in optimal condition. John Deere’s parts availability and after-sales service have also proven to be reliable.
Comparison with other models
Below is a comparison of the main technical data of the John Deere 4440 with four other models of the brand:
|Engine power (hp)
|Lifting capacity (kg)
|John Deere 4440
|John Deere 4450
|John Deere 6420
|John Deere 8530
|John Deere 7530
The John Deere 4440 offers solid performance compared to other models. While it doesn’t have the highest engine power or lift capacity, it’s still a reliable and powerful tractor, suited to a wide range of agricultural applications.
Advantages and disadvantages
- High power and torque for efficient field work
- Comfortable cab with good visibility
- Reliable performance and durability
- Good availability of spare parts
- Efficient hydraulic system for versatile applications
- Not the highest engine power compared to some models of the brand
- Higher weight compared to some models
- Possibly higher acquisition costs compared to older tractor models
The cost of new and used John Deere 4440 tractor models varies by condition, equipment and dealer. Here is a rough overview of the costs:
- New John Deere 4440 tractor: Prices for new models start at around 80,000 euros and can go up to 100,000 euros or more depending on additional equipment and options.
- Used John Deere 4440 tractor: The prices for used models depend on the age, mileage and condition of the tractor. Typically, used John Deere 4440 tractors range in price from €30,000 to €60,000 depending on whether they are well maintained and maintained models.
It is important to carefully check the condition and service history of a used tractor before making a purchase. It is also advisable to seek advice from an experienced mechanic or tractor expert to ensure you are getting a quality used model.
What kind of fuel is required for the John Deere 4440?
The John Deere 4440 runs on diesel fuel.
Does the John Deere 4440 have air conditioning in the cab?
Yes, the John Deere 4440 can optionally be equipped with air conditioning in the cab.
How big is the fuel tank of the John Deere 4440?
The fuel tank of the John Deere 4440 has a volume of 260 liters.
Can the John Deere 4440 control different attachments?
Yes, the John Deere 4440 is equipped with multiple hydraulic control units to operate a variety of attachments.
How often should the engine oil be changed on the John Deere 4440?
The engine oil should be changed at regular intervals according to the manufacturer’s specifications, usually every 250 operating hours or once a year.
Does the John Deere 4440 have a guarantee?
The warranty conditions for the John Deere 4440 can vary depending on the country and dealer. It is recommended that you inquire about warranty options with an authorized John Deere dealer.
The John Deere 4440 is a powerful tractor with impressive specifications and characteristics. With its strong engine power, efficient hydraulic system and comfortable cab, it offers reliable performance for various agricultural applications. The tractor is reliable, durable and offers good maneuverability in the field.