01 / Make room
20–25%smaller engine package*
More room for
the rest of the machine.
More than 50 kg lighter than John Deere’s 4.5-litre single-turbo engine. Free up installation space for the systems your machine needs.
John Deere JD4 · Next Generation Engines
700 Nm.
3.9 litres.
Meet the all-new John Deere JD4. Next-generation diesel technology for modern industrial machines.
4 CYLINDERS / INDUSTRIAL DIESELThe next generation of industrial powerScroll to explore ↓
The next generation is here
Part of John Deere’s
Next Generation Engine lineup.
The all-new engine platform combines lower weight and a smaller package with improved fuel efficiency and fluid service intervals of up to 1,000 hours.
One engine. Built around your machine.
Explore the detail ↗More room for
02 / Keep the work moving
129kWmaximum rated power*
Built for the load.
Matched to the job.
A wastegated turbocharger improves low-speed torque. Up to 34% torque rise helps handle changing loads. Dpower matches the rating and operating speed to your duty cycle.
03 / Installation flexibility
Your machine.
Your layout.
Put the systems where they fit. Dpower helps configure the package around installation space, cooling and service access.
Talk through your installation ↗
04 / Power the functions that do the work
Up to two
rear auxiliary
drives.
Plus an optional rear PTO.
Build the driven functions into your engine brief. Dpower helps match the interfaces to your hydraulic systems and other equipment.
05 / More time at work
Up to 1000hbetween fluid services*
Keep the machine earning.
Longer intervals mean less routine maintenance. Hydraulic lash adjusters eliminate valve lash maintenance. Agree the service schedule around your application and operating conditions.
Specify your JD4 package ↗
* Package comparison stated by John Deere. Technical values depend on engine rating and configuration. Service intervals depend on application and operating conditions. See specifications and references ↓
JD4. Up close.
JD4G IHR / JOHN DEERE01 / 08 · Front left
Choose a closer look
Official product renders. Equipment and dimensions vary by configuration.
John Deere power. Dpower expertise.
John Deere power.
Built around your machine.
Dpower delivers extensive engine adaptation and optimisation — matching JD4 to your machine’s interfaces, installation space and operating requirements.
Industrial applications
Built for machines
with work to do.
From mobile equipment to driven machinery: find the JD4 configuration that fits your space, workload and target market.
Construction & material handling
Compact installation, hydraulic functions and changing loads. Dpower helps you select the power rating and interfaces for your equipment’s operating cycle.
Mobile equipment & special vehicles
When height and component placement define the design — including airport ground equipment projects. We explore configurations that suit the available installation space.
Pumps, compressors & power packs
Compact diesel power for a driven function. We help you select the engine configuration and define the scope of the power package.
Application environments shown are illustrative, not verified JD4 installations.
Flory Industries · Development project
Two machines.
One engine platform.
Flory is developing its VR700 nut shaker and VS25 shuttle truck around JD4, working with John Deere distributor Western Power Products. Compact packaging frees up room for the machine’s working systems.
Following prototype testing in 2025, John Deere reports full production planned for 2027.
Read the Flory story ↗
CK Power / Concept development
A JD4-powered generator concept.
CK Power developed a compact 75 kW generator concept with John Deere for utility, construction and rental applications.
Read the CK Power story ↗
John Deere / European Road Show 2024
JD4 meets the machine builders.
Engine integration was on the agenda as John Deere took JD4 across Europe. Dpower hosted the Swedish stops.
Read the road show story ↗Pictured: a Rama Motori event on the European tour.
The Dpower advantage
Great engine.
Stronger package.
JD4 is designed with purchase price and integration cost in mind. Dpower takes it further with extensive adaptation and optimisation — turning your requirements into a clearly scoped engine package.
Bring your project to Dpower ↗Engine selection & configuration
The engine rating, options and components your machine needs, for the markets where it will operate.
Adaptation & integration
Mechanical interfaces and supporting systems, with a defined scope for the adaptations your application requires.
Delivery & aftermarket support
A delivery plan for your project, followed by service and parts support when your machine is at work. John Deere’s worldwide network spans 9,000+ locations; Dpower is your local engine partner.
John Deere Connected Support™ · For OEM industrial engines
Downtime costs.
Get ahead of it.
Turn engine data into earlier action. John Deere Connected Support combines remote monitoring, predictive alerts and expert diagnostics to help keep your equipment earning its keep.
Keep your machine working
Catch the warning.
Protect the working day.
Potential engine concerns can reach service experts before they become a bigger problem. Remote diagnosis helps identify the next action. When an on-site visit is needed, technicians can arrive prepared with the right parts.
Earlier insightFaster diagnosisBetter-prepared service
See more.
Plan smarter.
Monitor engine hours, fuel use and operating data. Track engine and emissions-system health, and use maintenance reminders to plan service around the work.
Detect earlier.
Act sooner.
Predictive alerts flag potential engine concerns to your authorised support partner. With your permission, specialists can investigate remotely and help address issues before they escalate.
Diagnose remotely.
Arrive prepared.
Remote access to engine trouble codes helps service experts assess the issue before travelling. If a visit is required, the findings help them select the parts and tools for the job.
Your JD4 project. Connected from the start.
Build uptime into the specification.
Talk to Dpower about Connected Support for your JD4 installation. We’ll confirm engine compatibility, the required connectivity equipment and the support scope for your project.
Availability and functions depend on engine model, connectivity setup and market. Machine information is shared with John Deere only with the equipment owner’s approval. Explore John Deere’s OEM engine support guide ↗
Straight to the specifications
JD4. The numbers.
Reference data for JD4G IHR. Dpower confirms the specification, availability and configuration for your project.
- Engine
- 4 cylinders · 3.9 litres
- Rated power
- 63–129 kW
- Peak torque
- 700 Nm
- Torque rise
- Up to 34%
- Fluid service interval
- 750 hours*
- Emissions certification
- EU Stage V / EPA Final Tier 4
- Reference dimensions (L × W × H)
- 823 × 655 × 844 mm
- Dry weight
- Under 474 kg
Let’s put it to work
What are
you building?
Tell us your power requirement, available space and planned volume. We’ll help you find the right JD4 solution and put a proposal together.
Get your JD4 proposal ↗
