JD4 Engine

JD4 Engine

JD4 Engine

Product catalog summary
Customer Value
The JD4 engine offers a low purchase price and integration cost, enhancing overall customer value through performance benefits.
Compact Engine Package
The JD4 features a 20% to 25% reduction in package size and over 50 kg (110 lb) weight reduction compared to the John Deere PWS or PWL 4.5L single-turbo engine. This compact design improves visibility and fuel efficiency.
Compact Power
The JD4 engine provides power ranging from 63 to 129 kW (84 to 173 hp), featuring a rear gear train for higher PTO power and an extended single-turbo range with a maximum torque of 700 Nm (516 lb-ft).
Reliability and Uptime
The JD4 offers a reliable diesel exhaust fluid (DEF) delivery system and extended fluid service intervals of 750 hours, potentially up to 1,000 hours, reducing maintenance costs. Hydraulic lash adjusters eliminate valve lash maintenance.
Increased Auxiliary Power
The JD4 engine provides up to two auxiliary drive pads, offering three times more available auxiliary power, allowing flexibility for electrification and hybrid applications.
Worldwide Emissions Compatibility
The JD4 is compatible with EU Stage III A to Stage V emissions levels and compliant with U.S. EPA Final Tier 4 and EU Stage V without EGR. It can use renewable diesel fuel and biodiesel blends.
General Specifications
The JD4G IHR model is a 4-cylinder, in-line, 2-valve, 4-stroke diesel engine with a displacement of 3.9L. It features an electronic high-pressure common-rail (HPCR) fuel system, turbocharged with air-to-air aftercooling, and a wastegate turbocharger. The engine dimensions are 823 x 655 x 844 mm (32 x 26 x 33 in) with a weight of less than 474 kg (1045 lb).
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Catalog excerpts

JD4 Engine-1

Compact power Engine performance. New to the John Deere engine lineup, the JD4 provides up to 129 kW (173 hp) of power. It features a rear gear train that offers customers higher PTO power. The engine also has an extended single-turbo range and provides 700 Nm (516 lb-ft) of maximum torque for improved high-load capacity and productivity. Reliability and uptime. The JD4 offers a more reliable diesel exhaust fluid (DEF) delivery system. The engine also features extended fluid service intervals of 750 hours (1,000 hours possible), reducing maintenance costs for customers. Hydraulic lash adjusters (HLA) reduce the overall service requirements of the engine by eliminating valve lash maintenance. Increased auxiliary power. The JD4 engine offers up to two auxiliary drive pads, providing three times more available auxiliary power. This additional power allows flexibility and enables off-boarding for electrification and hybrid applications. Worldwide emissions compatibility. The JD4 will be compatible with EU Stage III A – Stage V emissions levels through common interfaces. The Tier 3/Stage III A engine is low-NOx-ready with external cooled exhaust gas recirculation (EGR). The JD4 engine will also be compliant with U.S. EPA Final Tier 4 and EU Stage V with no EGR. The JD4 can be used with renewable diesel fuel and biodiesel blends. Customer value. The JD4 offers a low purchase price and integration cost, with performance benefits that contribute to overall customer value. Compact engine package. The JD4 features a 20% to 25% reduction in package size and a more than 50 kg (110 lb) reduction in weight compared to the John Deere PWS or PWL 4.5L singleturbo engine. This compact design gives customers improved visibility and fuel efficien

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JD4 Engine-2

Preliminary information. Specifications are subject to change. Dimensions may vary based on options selected. This literature has been compiled for worldwide circulation. While general information, pictures and descriptions are provided, some illustrations and text may include finance, credit, insurance, product options and accessories NOT AVAILABLE in all regions. PLEASE CONTACT YOUR LOCAL AUTHORIZED JOHN DEERE DEALER OR DISTRIBUTOR FOR DETAILS. John Deere reserves the right to change specification, design and price of the products described in this literature without notice. John Deere's green...

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.
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