Cléon Plant
The industrial journey of the plant began in 1958 with the manufacturing of mechanical parts for the Dauphine’s gearbox. Over its 68-year history, more than 100 million mechanical units have been produced at the site. Today, the plant manufactures electric and hybrid powertrains, gearboxes, mechanical parts, and components for hybrid powertrains for Renault Group brands (Renault and Dacia) and also supplies components to various partners.
- FOUNDED IN: 1958
- LEGAL FORM AND CAPITAL OWNERSHIP: “S.A.S.” with capital of €38,150
- ACTIVITY: Mechanical (Gearboxes and engines), foundry
- WORKFORCE: 3,124 employees at December 31, 2025
- AREA: 150 ha, o/w 42 ha of covered buildings
- CERTIFICATIONS: ISO 9001, ISO 14001, ISO 50001, SMR label, RHP label, label ESD
Main products
Mechanical products :
- Engines: thermal and electric
- Gearboxes
- Aluminium castings and gearbox collections.
Mechanical products :
> Engines: thermal and electric
> Gearboxes
> Aluminium castings and gearbox collections.
PRODUCTION 2025
- Electric engines: 214 579 units
- Aluminium foundry: 11,552 tons
- Thermal engines: NC (Horse)
- Gearbixes: NC (Horse)
Environment
THE CLÉON PLANT IS CERTIFIED ISO 14001 and 50001
The Cléon plant’s environmental policy is in line with the Renault Group environmental policy which aims to combine the economic performance, the social progress and the environmental preservation to the strategy of profitable growth.
Quality
THE CLÉON PLANT IS CERTIFIED ISO 9001
The ambition of the Cléon plant is to contribute to the recognition of Renault Group, as being one of the leading car manufacturer in terms of quality, and for each range of vehicles and mechanical components.
Energy
THE CLEON SITE IS ISO 50001 CERTIFIED
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.
News
University factories: learning where production happens
In Cléon, Renault Group has created a training campus in direct proximity to the manufacturing site. This environment replicates real production conditions in order to train participants in electric motor manufacturing. Certified and state-recognised, these training programmes are aimed at Group employees, as well as students and partners.
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.
- 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.
- 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 ZOE electric motor launched.
- 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 Electric powertrains.
- 2020: Relocation of AILN France (Renault Group logistics platform) 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 Electric Powertrain Campus training facility. Start of production of the ePT 6AM motor (160kw)
- 2024 : Start of production for the 6AK electric motor and the reducer line for the 6AM electric powertrain in September.
- 2025: Start of production of the 7DL electric dual motor‑reducer that equips Alpine A390. The line was inaugurated in September.
Contact us
Usine Renault de Cléon
BP 105,
76 410 Cléon
France
+ 33 (0)1 76 86 86 64 ou + 33 (0)1 76 86 81 81