The New D98 Diesel Engine Series: Empower your Business

Decades of experience and expertise in engine manufacturing enabled Liebherr to develop a brand new diesel engine series, the D98. Completing the current Liebherr product portfolio with an upper-output category from 1,250kW (1,676hp) to 4,500kW (6,035hp), the D98 series will be available in three cylinder variants: V12, V16 and V20. The V12 is the first to appear and will be shortly followed by the other two cylinder configurations.

News

Stay informed and learn about all recent news regarding the development of the new D98 diesel engine series by Liebherr.

06/2018 - D9812 introduction to the Russian market

Presented to the Russian public for the first time, Liebherr's diesel engine D9812 is showcased at the International Trade Fair for Coal Mining Technology, Ugol Rossii & Mining, which takes place from June 5 to 8 2018 in Novokuznetsk.

Press release

10/2017 - D9812 introduction to the Australian market

From October 31 to November 2, 2017, Liebherr presents its innovative products, technologies and solutions for the mining industry at the International Mining and Resources Conference (IMARC) in Melbourne, Australia. In this context, the new D9812 diesel engine is introduced to the Australian market.

Press release

10/2017 - G-Drive version for Kohler generators

Diesel Magazine dedicates a complete article within its current issue to the genset version of the D9812. This G-Drive variant has been developed in the course of the cooperation with Kohler and exclusively powers their industrial generators.

Read online article

06/2017 - The D9812 sets new benchmarks

In an interview with Diesel Magazine, D.Plohberger, I.Wintruff and J.Krug explain, why the D9812 engine will set the benchmark in the market in terms of efficiency and power density. They further talk about the cooperation with Kohler regarding G-Drive applications.

Read online article

03/2017 - Avoiding crankshaft axial vibrations

In developing the new D98 engines, Liebherr is investigating the effects of various forms of crankshaft loading in order to attenuate limitation on engine performance imposed by this vital component. Dr. Béchir Mokdad from Colmar and Dr. Christoph Henninger from Bulle have published an article regarding this subject in the March 2017 Special Edition of MTZ industrial.

Article in MTZ industrial magazine

23/02/2017 - D9812 rewarded with Diesel of the Year award

The Editorial Committee of Diesel magazine has nominated Liebherr's D9812 engine as Diesel of the Year 2017. The award ceremony honoring the most innovative engine of the year took place on February 23 within the framework of the 30th Samoter exhibition in Verona (Italy).

Press release

18/10/2016 - Kohler and Liebherr collaboration announced

At an official presentation, Kohler and Liebherr announced their collaboration. In close cooperation, specialists of the two organisations developed two highly efficient and reliable G-Drive diesel engines based on a modular design.

Press release

09/2016 - Presentation of D9812 at Minexpo in Las Vegas

At Minexpo 2016 in Las Vegas, the V12 variant of the D98 series has been presented to the American market in a special mining configuration. Check out all the information about the new highly productive and efficient D9812 in the official press release.

Press release

09/2016 - The D9812: A mining engine

In an exclusive interview with Diesel Progress North America (09/2016), engine experts from Liebherr give an insight into the brand new D9812. Have a look at the interview and discover how the D98 series fulfills the requirements and needs of the mining industry.

Read the whole interview (PDF, 914 KB)

11/04/2016 - First presentation of D9812 at Bauma Munich

At Bauma 2016 in Munich, Liebherr unveiled the new D98 large diesel engine series. A protoye of the V12 - the first cylinder variant to appear - was presented to the public for the first time. The engine aroused vivid interest and attracted plenty of vistiors.

Press release

Video

Liebherr is pleased to unveil its brand new D98 large diesel engine series. It extends the current portfolio with the most powerful engines ever built by Liebherr.
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Liebherr is pleased to unveil its brand new D98 large diesel engine series. It extends the current portfolio with the most powerful engines ever built by Liebherr. View video
Liebherr is pleased to unveil its brand new D98 large diesel engine series. It extends the current portfolio with the most powerful engines ever built by Liebherr.
We need your consent This YouTube video is provided by Google*. If you load the video, your data - including your IP address - is transmitted to Google and may be stored and processed by Google inter alia in the USA. We have no influence over further data processing by Google. By clicking on "Accept", you consent to the transmission of data to Google for this video in accordance with Art. 6 (1) (a) GDPR and at the same time expressly consent to the transfer of data to the USA in accordance with Art. 49 (1) (a) GDPR. If you no longer wish to consent to each YouTube video individually in the future and wish to be able to load the videos without this blocker, you can also select "Always accept YouTube" and thereby consent to the associated data transmissions and transfers to Google and to the USA for all other YouTube videos which you open on our website in the future. Please note that, in the opinion of the European Court of Justice, there does not currently exist an adequate level of data protection in line with EU standards in the USA, and at present we cannot provide suitable safeguards to protect your data and offset this shortcoming. Possible risks to you of data transfer to the USA are that access by state authorities cannot be excluded and that your data could be processed for reasons of national security, criminal prosecution or for other purposes in the public interest of the USA, possibly without you being informed separately and without enforceable rights and effective means of redress being available to you. You can withdraw consent that you have given at any time with future effect via the settings. For further information, please see our Data Protection Declaration and Google's Privacy Policy. *Google Ireland Limited, Gordon House, Barrow Street, Dublin 4, Irland; Mutterunternehmen: Google LLC, 1600 Amphitheatre Parkway, Mountain View, CA 94043, USA

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Key components

The design of the D98 engine series includes in-house key components like engine control units (ECU) and Common Rail injection systems. Each component is precisely designed or selected for ideal matching to ensure the most efficient engine.

Modular system

Modulare system design of D98 engine

Modulare system design of D98 engine

Modulare system design of D98 engine
The illustration shows the modular design of the Liebherr D98 diesel engines. The scaled components can be adapted according to customer and application requirements

The D98 series is built on an intelligent modular system, ensuring high degree of responsiveness for the whole engine range. Depending on customers' expectations and application requirements, engines consist of scaled components to provide the machine with the optimized design and power at the right time.

Video

Liebherr is pleased to unveil its brand new D98 large diesel engine series. It extends the current portfolio with the most powerful engines ever built by Liebherr.
We need your consent This YouTube video is provided by Google*. If you load the video, your data - including your IP address - is transmitted to Google and may be stored and processed by Google inter alia in the USA. We have no influence over further data processing by Google. By clicking on "Accept", you consent to the transmission of data to Google for this video in accordance with Art. 6 (1) (a) GDPR and at the same time expressly consent to the transfer of data to the USA in accordance with Art. 49 (1) (a) GDPR. If you no longer wish to consent to each YouTube video individually in the future and wish to be able to load the videos without this blocker, you can also select "Always accept YouTube" and thereby consent to the associated data transmissions and transfers to Google and to the USA for all other YouTube videos which you open on our website in the future. Please note that, in the opinion of the European Court of Justice, there does not currently exist an adequate level of data protection in line with EU standards in the USA, and at present we cannot provide suitable safeguards to protect your data and offset this shortcoming. Possible risks to you of data transfer to the USA are that access by state authorities cannot be excluded and that your data could be processed for reasons of national security, criminal prosecution or for other purposes in the public interest of the USA, possibly without you being informed separately and without enforceable rights and effective means of redress being available to you. You can withdraw consent that you have given at any time with future effect via the settings. For further information, please see our Data Protection Declaration and Google's Privacy Policy. *Google Ireland Limited, Gordon House, Barrow Street, Dublin 4, Irland; Mutterunternehmen: Google LLC, 1600 Amphitheatre Parkway, Mountain View, CA 94043, USA
Liebherr is pleased to unveil its brand new D98 large diesel engine series. It extends the current portfolio with the most powerful engines ever built by Liebherr. View video
Liebherr is pleased to unveil its brand new D98 large diesel engine series. It extends the current portfolio with the most powerful engines ever built by Liebherr.
We need your consent This YouTube video is provided by Google*. If you load the video, your data - including your IP address - is transmitted to Google and may be stored and processed by Google inter alia in the USA. We have no influence over further data processing by Google. By clicking on "Accept", you consent to the transmission of data to Google for this video in accordance with Art. 6 (1) (a) GDPR and at the same time expressly consent to the transfer of data to the USA in accordance with Art. 49 (1) (a) GDPR. If you no longer wish to consent to each YouTube video individually in the future and wish to be able to load the videos without this blocker, you can also select "Always accept YouTube" and thereby consent to the associated data transmissions and transfers to Google and to the USA for all other YouTube videos which you open on our website in the future. Please note that, in the opinion of the European Court of Justice, there does not currently exist an adequate level of data protection in line with EU standards in the USA, and at present we cannot provide suitable safeguards to protect your data and offset this shortcoming. Possible risks to you of data transfer to the USA are that access by state authorities cannot be excluded and that your data could be processed for reasons of national security, criminal prosecution or for other purposes in the public interest of the USA, possibly without you being informed separately and without enforceable rights and effective means of redress being available to you. You can withdraw consent that you have given at any time with future effect via the settings. For further information, please see our Data Protection Declaration and Google's Privacy Policy. *Google Ireland Limited, Gordon House, Barrow Street, Dublin 4, Irland; Mutterunternehmen: Google LLC, 1600 Amphitheatre Parkway, Mountain View, CA 94043, USA

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The D98 series at a glance

Among others benefits, engines of the D98 series are able to comply with most stringent emission standards. The subsequent table enlists the most important technical details common to all three engine variants.

Table is scrollable
Number of cylinders 12 / 16 / 20
V-Angle 60º
Bore 175 mm (6.89 in)
Stroke 215 mm (8.46 in)
Displacement per cylinder 5.17 l (315 in3)
Max. ignition pressure 240 bar (3,480 psi)
Max. injection pressure 2,200 bar (31,908 psi)
Rated speed 1,200 - 1,900 rpm
Emission level Fuel consumption optimised,
EPA Tier 2, EPA Tier 4 final, EU Stage IV

Take a look at the different variants

Learn more about the different models of the D98 series and their specific configurations.

Table is scrollable
  V12 V16 V20
Displacement 62 l 83 l 103 l
Power rating 1,250 - 2,700 kW 2,000 - 3,600 kW 2,700 - 4,500 kW
Peak torque 15,000 Nm 20,000 Nm 25,000 Nm
Dry weight 8,650 - 9,300 kg 11,700 - 12,400 kg 14,700 - 15,500 kg
Oil system capacity 170 - 240 l 240 - 300 l 320 - 390 l
Table is scrollable
  V12 V16 V20
Displacement 3,787 in3 5,049 in3 6,312 in3
Power rating 1,676 - 3,621 hp 2,682 - 4,828 hp 3,621 - 6,035 hp
Peak torque 11,063 lb-ft 14,751 lb-ft 18,439 lb-ft
Dry weight 19,070 - 20,503 lbs 25,794 - 27,337 lbs 32,408 - 34,172 lbs
Oil system capacity 180 - 254 U.S. qt 254 - 317 U.S. qt 338 - 412 U.S. qt

Video

Liebherr is pleased to unveil its brand new D98 large diesel engine series. It extends the current portfolio with the most powerful engines ever built by Liebherr.
We need your consent This YouTube video is provided by Google*. If you load the video, your data - including your IP address - is transmitted to Google and may be stored and processed by Google inter alia in the USA. We have no influence over further data processing by Google. By clicking on "Accept", you consent to the transmission of data to Google for this video in accordance with Art. 6 (1) (a) GDPR and at the same time expressly consent to the transfer of data to the USA in accordance with Art. 49 (1) (a) GDPR. If you no longer wish to consent to each YouTube video individually in the future and wish to be able to load the videos without this blocker, you can also select "Always accept YouTube" and thereby consent to the associated data transmissions and transfers to Google and to the USA for all other YouTube videos which you open on our website in the future. Please note that, in the opinion of the European Court of Justice, there does not currently exist an adequate level of data protection in line with EU standards in the USA, and at present we cannot provide suitable safeguards to protect your data and offset this shortcoming. Possible risks to you of data transfer to the USA are that access by state authorities cannot be excluded and that your data could be processed for reasons of national security, criminal prosecution or for other purposes in the public interest of the USA, possibly without you being informed separately and without enforceable rights and effective means of redress being available to you. You can withdraw consent that you have given at any time with future effect via the settings. For further information, please see our Data Protection Declaration and Google's Privacy Policy. *Google Ireland Limited, Gordon House, Barrow Street, Dublin 4, Irland; Mutterunternehmen: Google LLC, 1600 Amphitheatre Parkway, Mountain View, CA 94043, USA
Liebherr is pleased to unveil its brand new D98 large diesel engine series. It extends the current portfolio with the most powerful engines ever built by Liebherr. View video
Liebherr is pleased to unveil its brand new D98 large diesel engine series. It extends the current portfolio with the most powerful engines ever built by Liebherr.
We need your consent This YouTube video is provided by Google*. If you load the video, your data - including your IP address - is transmitted to Google and may be stored and processed by Google inter alia in the USA. We have no influence over further data processing by Google. By clicking on "Accept", you consent to the transmission of data to Google for this video in accordance with Art. 6 (1) (a) GDPR and at the same time expressly consent to the transfer of data to the USA in accordance with Art. 49 (1) (a) GDPR. If you no longer wish to consent to each YouTube video individually in the future and wish to be able to load the videos without this blocker, you can also select "Always accept YouTube" and thereby consent to the associated data transmissions and transfers to Google and to the USA for all other YouTube videos which you open on our website in the future. Please note that, in the opinion of the European Court of Justice, there does not currently exist an adequate level of data protection in line with EU standards in the USA, and at present we cannot provide suitable safeguards to protect your data and offset this shortcoming. Possible risks to you of data transfer to the USA are that access by state authorities cannot be excluded and that your data could be processed for reasons of national security, criminal prosecution or for other purposes in the public interest of the USA, possibly without you being informed separately and without enforceable rights and effective means of redress being available to you. You can withdraw consent that you have given at any time with future effect via the settings. For further information, please see our Data Protection Declaration and Google's Privacy Policy. *Google Ireland Limited, Gordon House, Barrow Street, Dublin 4, Irland; Mutterunternehmen: Google LLC, 1600 Amphitheatre Parkway, Mountain View, CA 94043, USA

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The mining champion

All engines of the D98 series have been especially designed to meet the extreme and demanding mining conditions. Thanks to their robust architecture as well as exceptional dynamic behavior, they reliably power your mining equipment. In addition, the diesel engines by Liebherr are very fuel efficient and help keep the operating costs low.

Diesel engines for mining applications
  • Mining excavator
    The D9812 downspeeding function helps to increase its reliability, reduce fuel consumption and save components. Liebherr engines are also characterised by an outstanding torque availability.

    Mining excavator

    The D9812 downspeeding function helps to increase its reliability, reduce fuel consumption and save components. Liebherr engines are also characterised by an outstanding torque availability.

  • Mining truck
    The new V12 diesel engine by Liebherr has one of the highest power densities per cylinder. Therefore, the D9812 offers an economical alternative to the 16-cylinder engines typically used in mining trucks. Its prime advantages are the reduced fuel consumption as well as lower maintenance costs.

    Mining truck

    The new V12 diesel engine by Liebherr has one of the highest power densities per cylinder. Therefore, the D9812 offers an economical alternative to the 16-cylinder engines typically used in mining trucks. Its prime advantages are the reduced fuel consumption as well as lower maintenance costs.

  • Modular and adaptable to different kinds of applications

    Thanks to their intelligent modular system and the large capacity, Liebherr diesel engines of the D98 series are also ideal partners for:

    • Oil & Gas industry: The robust and reliable design as well as the power capacity of the D98 mining engine are great advantages for the oil & gas industry. Furthermore, the engines answer the needs for high load cycles and availability e.g., for well servicing applications.
    • Railway industry: The extremely compact design and the high power density of the engine provides locomotives with an unrivaled efficiency. The best-in class performances and high reliability of the D98 series are a perfect match for the railway industry.

    Video

    Liebherr is pleased to unveil its brand new D98 large diesel engine series. It extends the current portfolio with the most powerful engines ever built by Liebherr.
    We need your consent This YouTube video is provided by Google*. If you load the video, your data - including your IP address - is transmitted to Google and may be stored and processed by Google inter alia in the USA. We have no influence over further data processing by Google. By clicking on "Accept", you consent to the transmission of data to Google for this video in accordance with Art. 6 (1) (a) GDPR and at the same time expressly consent to the transfer of data to the USA in accordance with Art. 49 (1) (a) GDPR. If you no longer wish to consent to each YouTube video individually in the future and wish to be able to load the videos without this blocker, you can also select "Always accept YouTube" and thereby consent to the associated data transmissions and transfers to Google and to the USA for all other YouTube videos which you open on our website in the future. Please note that, in the opinion of the European Court of Justice, there does not currently exist an adequate level of data protection in line with EU standards in the USA, and at present we cannot provide suitable safeguards to protect your data and offset this shortcoming. Possible risks to you of data transfer to the USA are that access by state authorities cannot be excluded and that your data could be processed for reasons of national security, criminal prosecution or for other purposes in the public interest of the USA, possibly without you being informed separately and without enforceable rights and effective means of redress being available to you. You can withdraw consent that you have given at any time with future effect via the settings. For further information, please see our Data Protection Declaration and Google's Privacy Policy. *Google Ireland Limited, Gordon House, Barrow Street, Dublin 4, Irland; Mutterunternehmen: Google LLC, 1600 Amphitheatre Parkway, Mountain View, CA 94043, USA
    Liebherr is pleased to unveil its brand new D98 large diesel engine series. It extends the current portfolio with the most powerful engines ever built by Liebherr. View video
    Liebherr is pleased to unveil its brand new D98 large diesel engine series. It extends the current portfolio with the most powerful engines ever built by Liebherr.
    We need your consent This YouTube video is provided by Google*. If you load the video, your data - including your IP address - is transmitted to Google and may be stored and processed by Google inter alia in the USA. We have no influence over further data processing by Google. By clicking on "Accept", you consent to the transmission of data to Google for this video in accordance with Art. 6 (1) (a) GDPR and at the same time expressly consent to the transfer of data to the USA in accordance with Art. 49 (1) (a) GDPR. If you no longer wish to consent to each YouTube video individually in the future and wish to be able to load the videos without this blocker, you can also select "Always accept YouTube" and thereby consent to the associated data transmissions and transfers to Google and to the USA for all other YouTube videos which you open on our website in the future. Please note that, in the opinion of the European Court of Justice, there does not currently exist an adequate level of data protection in line with EU standards in the USA, and at present we cannot provide suitable safeguards to protect your data and offset this shortcoming. Possible risks to you of data transfer to the USA are that access by state authorities cannot be excluded and that your data could be processed for reasons of national security, criminal prosecution or for other purposes in the public interest of the USA, possibly without you being informed separately and without enforceable rights and effective means of redress being available to you. You can withdraw consent that you have given at any time with future effect via the settings. For further information, please see our Data Protection Declaration and Google's Privacy Policy. *Google Ireland Limited, Gordon House, Barrow Street, Dublin 4, Irland; Mutterunternehmen: Google LLC, 1600 Amphitheatre Parkway, Mountain View, CA 94043, USA

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    Colmar production site

    Liebherr develops and produces large diesel engines at the Liebherr-Components Colmar SAS production site in Colmar (France). Liebherr-Components Colmar SAS

    Exhaust gas aftertreatment

    We rely on our own technologies to reduce emissions. The exhaust gas aftertreatment systems are integrated in the Liebherr emissions concept. Exhaust gas aftertreatment systems

    Advantages of diesel engines

    Diesel engines by Liebherr are distinguished by their high level of performance. They also impress with efficient fuel consumption. Impressive diesel engines

    Reman program

    Within the scope of the Reman Program, used Liebherr components are remanufactured in accordance with industrial standards. Reman Program