Renault Group

Cléon Plant


The factory produces engines (electric and internal combustion) and gearboxes for the Renault range. It also supplies components to Dacia, Renault Samsung Motors and Nissan in the framework of the Alliance, and to Fiat and Daimler. The Cléon plant is the centre of expertise in the manufacture of electrical and mechanical components at the heart of the Renault Group's industrial ecosystem.
  • FOUNDED IN: 1958

  • LEGAL FORM AND CAPITAL OWNERSHIP: “S.N.C.” (general partnership) with capital of €28,127,600, 98,91% owned by Renault SAS (France)

  • ACTIVITY: Mechanical (Gearboxes and engines), foundry

  • WORKFORCE: 3,195 at December 31, 2022

  • AREA: 155 ha, o/w 40 ha of covered buildings

  • CERTIFICATIONS: ISO 9001, ISO 14001, ISO 50001, SMR label, RHP label


Main products

Mechanical products :
> Engines: thermal and electric
> Gearboxes
> Aluminium castings and gearbox collections.
  • Thermal engines: 331,937 units
  • Electric engines: 333,192 units
  • Gearbixes: 239,990 units
  • Aluminium foundry: 11,083 tons

Aluminium foundry


THE CLÉON PLANT IS CERTIFIED ISO 14001 and 50001. The Cléon plant's environmental policy is in line with the Groupe Renault's environmental policy which aims to combine the economic performance, the social progress and the environmental preservation to the strategy of profitable growth.

Environmental policy (French only)


THE CLÉON PLANT IS CERTIFIED ISO 9001. The ambition of the Cléon plant is to contribute to the recognition of the Groupe Renault, as being one of the leading car manufacturer in terms of quality, and for each range of vehicles and mechanical components. The Manufacturing Quality policy is an integral part of the Groupe Renault's Customer Satisfaction Plan and contributes to the improvement of the Manufacturing and Logistics performance.

Quality policy (French only)

politique énergie cléon


In line with the Renault Group's energy policy, the Cléon plant is committed to continuously improving the site's energy performance and to preventing and reducing energy consumption not required for our activities.

Energy policy (French only)


100 million engines and gearboxes produced: a heritage of excellence for Cléon

The Renault Group's Cléon plant, dedicated to thermal and electric engines and components, is much more than just an industrial production site. Above all, it is a symbol of human ingenuity and technological innovation. Since its creation in 1958, this iconic plant has shaped the landscape of the automotive industry, recently reaching the impressive figure of 100 million engines and gearboxes manufactured.

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Electric expertise hub

In 2022, the Cléon plant inaugurated the new production line for the 6AM engine, bringing about the transformation of the site towards electricity. The electric motor assembled on this line equip Megane E-Tech electric, manufactured by the Douai plant in the ElectriCity division. Starting from 2024, it will also power the All-new Scenic E-Tech electric, also produced at the Douai plant. Cléon thus contributes fully to the group’s mobility electrification strategy. The European Union and the Normandy region contributed 3 million euros to this project.

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E-Mobility Academy

Training is essential when it comes transforming activities at the Cléon factor y towards electricity. To create the E-Mobility Academy, Renault Group has joined forces with five industrial and academic partners* to meet the sector’s need to strengthen skills. The academy will train younger generations and provide more experienced professionals with new knowledge, through a selection of training programs dedicated to electric mobility professions.

* Nextmove, Renault Trucks , For via, Ingénieur 2000, CNAM , within the framework of a Programme d’Investissements d’Avenir - Attractivité Compétences et Emplois, supported by the Plateforme de l’Automobile (PFA).

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Our history
Back to the key dates
  • 1958: creation of the Cléon plant which produces gearboxes.
  • 1960: construction of a second building dedicated to engines.
  • 1964: creation of the aluminium foundry. Casting of the first aluminium cylinder blocks for the Renault 16 model.
  • 1970: construction of a new building for the production of gearboxes, and then engines.
  • 1999: Cléon foundry becomes part of Teksid, 66.5%-held by Fiat and 33.5%-held by Renault.
  • 2000: development of flexible production lines.
  • 2001: transfer of the Prototype Mechanical Part Manufacturing Department to Cléon.
  • 2005: production start-up of the M9R (2.0 dCi), the first Alliance engine, and the PK4 gearbox.
  • 2007: an overseas dock was built to ship M9 engines directly to Japan and South Korea.
  • 2008: 50th anniversary of the plant.
  • 2011: integration of the foudry at the plant. Start of production of Energy dCi 130 engine.
  • 2012: opening ceremony of the Global Training Center.
  • 2013: production of the interconnection box for electric engine gen2.
  • 2014: production launch of the twin-turbo engine for the Alliance.
  • 2015: production of the Renault R240 electric motor launched.
  • 2016: 25% increase in production.
  • 2017: inauguration of the 3 new ASL (Alliance Standard Line) machining lines.
  • 2018: 60th anniversary of the plant.
  • 2019: "Referant plant of industry 4.0" label / production of 200.000 GMPE.
  • 2020: in January, AILN France (previously the logistics entity AILN Grand-Couronne) moves to new facilities in Cléon.
  • 2021: Launch of the e-motor fabrication for E-TECH.
  • 2022: Inauguration of a new production line for electric motors and establishment of the E-Mobility Industry Academy training facility. Start of production of the ePT 6AM motor (160kw)
  • 2023: On 1 November 2023, the creation of Ampère, a European "pure player" dedicated to electric vehicles and software, took effect. The plant of Cléon is one of the four industrial sites of this new entity.

Contact us

Usine Renault de Cléon
BP 105,
76 410 Cléon

+ 33 (0)1 76 86 86 64 ou + 33 (0)1 76 86 81 81