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John Deere JD4 (4040) OEM Engine

The John Deere JD4 is a compact yet powerful OEM-industrial engine, delivering 63–120 kW (84–161 hp) with exceptional fuel efficiency. West Diesel offers this versatile and reliable engine solution, customizable to meet the needs of your OEM machinery and equipment.

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John Deere JD4 Quick Overview

The John Deere JD4 engine is a compact, high-performance solution designed for a wide range of industrial applications. With a 4.5L displacement and a single turbocharged design, this 4-cycle diesel engine offers up to 120 kW (161 hp) of power. Its lightweight build of 460 kg (1,014 lbs) improves fuel efficiency and reduces the overall engine footprint. The JD4 delivers excellent reliability, high torque (700 Nm), and increased auxiliary power options, making it ideal for demanding operations and flexible applications.

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John Deere JD4 Engine Variants

The JD4 engine is available in a single variant, offering a power range of 63–120 kW (84–161 hp). This engine is designed to meet EU Stage IIIA to Stage V emissions standards through common interfaces. It is low-NOx-ready, with an external cooled exhaust gas recirculation (EGR) system and a single overhead camshaft valvetrain. The JD4 also meets U.S. EPA Final Tier 4 (FT4) and EU Stage V emissions regulations without requiring EGR, ensuring optimal performance and compliance across regions.

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John Deere Complete Engine Solution

John Deere and West Diesel offer the perfect partnership for OEMs seeking reliable engine solutions ranging from 30 to 900 kW. With John Deere’s versatile engines and West Diesel's expert engineering team, we assist you from concept to delivery, ensuring seamless integration into your OEM applications. Known for their extensive customization options, John Deere engines are proven in the field, supported by a global service network, and trusted for their reliability and performance.

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John Deere JD4 Applications

The John Deere JD4 engine is ideal for a wide range of industries. In agriculture, it powers equipment like tractors and harvesters, offering reliable performance in demanding conditions. It's also well-suited for construction, forestry, and industrial applications, where its compact size and powerful output make it perfect for machinery operating in tough environments. With its efficient fuel consumption and increased auxiliary power, the JD4 is designed to meet the needs of OEMs looking for a robust and adaptable engine for diverse applications.

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John Deere JD4 References

Since the John Deere JD4 is a new addition to the engine lineup, we don’t yet have references specifically for this engine. However, it shares many similarities with the John Deere 4045, for which we have numerous successful case studies. For example, one of our clients needed an engine for a high-capacity pump to lift water from underground sources to irrigate large agricultural fields. The John Deere 4045, with its reliable performance and customization options, was the ideal choice. The engine’s compact size and high torque capabilities made it perfect for the task, ensuring consistent water flow even in demanding conditions.

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Stage V Emissions Standards

The John Deere JD4 engine is engineered to meet stringent emissions requirements, including EU Stage IIIA through Stage V, making it a flexible and forward-thinking choice for OEMs. This engine is low-NOx-ready with planned external cooled exhaust gas recirculation (EGR) and a single overhead camshaft valvetrain for improved performance and efficiency. Additionally, the JD4 is compliant with U.S. EPA Final Tier 4 and EU Stage V standards, achieving emissions goals without relying on EGR. Its innovative design ensures reliability, reduced environmental impact, and cost-effective operation for a wide range of industrial applications.

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John Deere JD4 Genuine Spare Parts

West Diesel provides a full range of genuine spare parts for the John Deere JD4 engine. Our inventory ensures you have quick access to the components you need, supported by fast delivery and expert assistance. With West Diesel, you can keep your machinery running smoothly, minimize downtime, and maintain peak performance for your equipment.

John Deere JD4 Spare Parts

John Deere JD4 Gen-Drive

The John Deere JD4 engine is a reliable and powerful option for generator sets. Its advanced engineering and compact design make it an excellent fit for industrial and commercial applications. With high fuel efficiency and seamless integration capabilities, the JD4 ensures consistent and dependable performance across a wide range of gen-drive systems.



John Deere JD4 Gen-Drive

John Deere JD4 Service and Maintenance

West Diesel provides comprehensive service and maintenance solutions for the John Deere JD4 engine. From regular inspections to advanced troubleshooting, our team ensures your engine operates at optimal performance throughout its lifecycle. With expertise in both mechanical and electrical support, we’re here to help you minimize downtime and keep your operations running smoothly.


John Deere Service & Support

About West Diesel

With 25 years of experience working with John Deere engines, West Diesel is a trusted partner for OEM solutions. We specialize in customer-focused engine solutions, providing customized, end-to-end setups powered by industry-leading brands and high-quality components tailored to your specific needs. As authorized distributors of top engine brands for industrial use, we offer the flexibility to configure engine solutions that perfectly match your requirements. At West Diesel, we ensure that there's always a solution.

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Contact us for John Deere JD4 OEM Solution

For more information on the John Deere JD4 engine and how it can be tailored to your OEM machinery, contact West Diesel. Our team of experts is ready to assist with customized solutions, ensuring that your equipment meets the highest standards of performance and efficiency. Contact us and we will find your application's most optimal engine solution to your specific OEM Machine Requirments.

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Rasmus Sørensen

COO

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+45 76 11 41 62