Specifications and Features of the John Deere 4400 Combine

The John Deere 4400 combine offers robust performance with a 4.5-liter, 6-cylinder engine delivering 105 horsepower. The 4400 is equipped with a 13-foot wide platform and can handle a wide range of crops, including wheat, corn, and soybeans. With an advanced cleaning system, it ensures minimal grain loss, making it a reliable choice for efficient harvesting.
The machine’s hydraulic system provides smooth operation for both harvesting and transport. The standard grain tank capacity is 2.1 bushels, allowing for longer runs without frequent unloading. The feeder house features adjustable speed settings for different crop types, providing maximum adaptability.
When considering the 4400, the balance between engine power and grain handling capacity is key. The combine’s dimensions–8.6 feet in width and 11.2 feet in height–make it suitable for medium to large-scale operations. Its transport width and height allow for easy movement between fields without the need for extensive adjustments.
John Deere 4400 Combine Specifications
The John Deere 4400 combine is powered by a 4.5L 6-cylinder diesel engine, delivering 85 horsepower. This model provides a balance of performance and fuel efficiency for medium-sized operations. Its hydrostatic transmission allows smooth speed adjustments without shifting gears, enhancing maneuverability and operator comfort.
Equipped with a 3-row crop platform and a 4.5-bushel grain tank, the 4400 ensures efficient harvesting and processing. The combine’s separator speed ranges from 750 to 1,000 RPM, providing optimal threshing conditions. It features a two-speed fan system for cleaning, which can be adjusted based on crop conditions.
The 4400’s header height control system adjusts automatically to varying crop heights, improving harvesting precision and reducing the risk of damage to the plants. The grain unloading system has a capacity of 2.1 bushels per second, ensuring quick unloading during operation.
The overall weight of the John Deere 4400 combine is approximately 9,300 lbs, making it stable and capable of handling moderate terrain conditions with ease. The combine’s length is 19.5 feet, and it has a width of 9 feet, making it suitable for various field sizes and conditions.
Engine Power and Performance Details of the John Deere 4400 Combine
The John Deere 4400 combine is powered by a 6-cylinder, turbocharged diesel engine, delivering 104 horsepower. This engine configuration ensures a solid balance between power and fuel efficiency, suitable for mid-sized farming operations. It provides ample torque, enabling the combine to handle a variety of crops and terrains with ease.
With an engine speed of 2,200 RPM, the 4400 performs efficiently during both harvesting and transportation. The engine is designed for reliable operation even under heavy load conditions, ensuring that downtime is minimized. This capability is critical for maximizing productivity throughout the harvesting season.
Fuel capacity is optimized for longer operating hours, with a 100-gallon tank, reducing the need for frequent refueling. The engine’s performance is complemented by a hydraulic system that allows smooth operation of all critical combine functions, such as lifting the header and adjusting threshing speeds.
For operators, the engine’s responsiveness is a key benefit. Whether working in dense crops or on inclines, the 4400’s engine maintains consistent performance, contributing to faster, more efficient harvests. This reliability is particularly useful when working in areas with fluctuating crop yields and field conditions.
Harvesting Capacity and Features of the John Deere 4400 Combine

The John Deere 4400 combine offers impressive harvesting capabilities. With its 66-bushel grain tank and efficient unloading system, it provides quick and reliable harvesting. The combine is designed to handle a variety of crops, including corn, wheat, and soybeans.
Key features include:
- Threshing system: The 4400 features a traditional threshing system with a multi-stage rotor that efficiently separates grain from the crop.
- Cleaning system: A dual-screen cleaning system helps ensure high-quality grain, reducing the loss of valuable crops during harvesting.
- Hydraulic drive: The combine’s hydraulic drive provides smooth operation, adjusting speed and power as required, leading to increased productivity.
- Operator comfort: The spacious cab features intuitive controls, offering easy access to all key functions. The air-conditioning and ergonomic seat improve the comfort for long hours of operation.
- Transportability: Its compact size and folding auger make it easy to transport between fields, reducing downtime between harvests.
Its versatile header options further enhance harvesting efficiency. The 4400 can be fitted with a 10-12 foot header, ideal for smaller to mid-sized fields, offering an excellent balance between reach and maneuverability.
The combine’s productivity can be maximized by adjusting settings for various conditions such as crop type and moisture levels. Its adaptability makes it suitable for a wide range of field environments.
Dimensions, Weight, and Transport Considerations for the John Deere 4400 Combine

The John Deere 4400 combine measures 13.6 feet in width and stands at 11.5 feet in height, making it compact enough for most agricultural operations yet capable of handling large-scale harvesting tasks.
Weighing around 10,000 kg, the combine requires careful planning for transportation. If you’re moving it between fields or locations, ensure that your transport vehicle can handle this weight and size. For optimal transportation, use a flatbed truck with a weight rating that exceeds the combined weight of the machine and any additional attachments.
For road transport, the width of the combine is a critical factor. Depending on local regulations, you may need to obtain a permit for oversize loads. Make sure to verify height and weight restrictions in your area before initiating any transport to avoid delays or fines.
When considering the John Deere 4400 for your operation, take note of its ability to fit into narrow lanes or doorways, which is a key advantage when working in smaller or enclosed spaces. However, its height may require careful clearance assessment under bridges or overhangs.
Lastly, be sure to disconnect any attachments, such as the header, before transport. This will reduce the overall size of the combine and help you avoid obstacles during transport or while navigating tight spaces.