SADEV Industries

SADEV Racing Transmissions

SADEV Racing Transmissions is a leading player in the design and manufacturing of competition-grade transmission systems. For more than 50 years, the company has been developing gearboxes, differentials, and transmission components for the most demanding motorsport disciplines: rally, circuit racing,single-seaters, off-road, rallycross, and many more.

With full control over the entire production cycle—from engineering to precision machining, through to assembly and technical support—SADEV Racing Transmissions delivers reliable, high‑performance solutions tailored to the needs of manufacturers, teams, and drivers worldwide.

Renowned for its innovation, responsiveness, and product quality, the company supports numerous prestigious international championships and collaborates with some of the biggest names in motorsport. SADEV Racing Transmissions continues to pursue its mission: providing competitors with transmission systems capable of turning every race into a victory.

Billard Engrenages

Billard Engrenages - Specialist in high-precision gear manufacturing

Billard Engrenages is a long‑established expert in the design and production of high‑precision gears. For nearly 80 years, the company has been developing advanced know‑how in gear cutting, spiral bevel gear grinding, and complex mechanical components for demanding industrial applications.

Its mastery of specialized machining processes, combined with a strong culture of precision and reliability, has made Billard Engrenages a trusted partner in strategic sectors such as aerospace, petrochemicals, rail, energy, and defense.

Now part of SADEV Industries, Billard Engrenages contributes its unique expertise to a broader industrial ecosystem, strengthening the group’s capabilities in high‑precision mechanics and supporting customers with increasingly complex technical requirements.

Serodem

Sérodem – Specialist in precision bar‑turning and mechanical components

Sérodem is a precision engineering company recognized for its expertise in bar‑turning and the production of high‑accuracy mechanical components. With decades of experience, the company has built a strong reputation for delivering reliable, high‑quality parts tailored to the needs of demanding industrial sectors.

Its mastery of bar‑turning processes, combined with rigorous quality control and advanced machining capabilities, enables Sérodem to support customers requiring complex, high‑precision components. The company serves a wide range of industries where performance, durability, and precision are essential.

Now integrated into SADEV Industries, Sérodem strengthens the group’s industrial footprint in Normandy and contributes additional know‑how in precision mechanics, enhancing the group’s ability to meet increasingly technical and specialized requirements.