Ronnie Quintarelli becomes SADEV Official Advisor

06/05/2025
Ronnie Quintarelli, a Super GT legend, becomes Official SADEV Advisor to support the brand’s growth in the Japanese motorsport market.
SADEV expands in Japan
As a world leader in high-performance transmissions, SADEV is pursuing its ambition by developing its presence in the Japanese motorsports market, which is renowned for its technological excellence and passion.
SADEV is already dynamic in Japan, working with major manufacturers such as MAZDA, NISMO, NISSAN, MITSUBISHI, HONDA, DOME and TRD.
The French transmission manufacturer equips various vehicles in the most prestigious national racing categories such as the Super Taikyu Series, Formula Regional Japanese Championship and formula Drift.
CUSCO and Sonia ITO: SADEV's representatives in Japan
To support its presence in Japan, the company relies on CUSCO, the official distributor of SADEV products in the country.
SADEV also trusts Sonia ITO, a key figure in Japanese motorsports, as the brand's representative. Her expertise and knowledge of this market is key to representing SADEV.
When SADEV was looking for a successful, technology driven and talented driver to collaborate with on a technical level, she recommended Ronnie Quintarelli.
Ronnie QUINTARELLI is now ‘SADEV Official Advisor’
Ronnie Quintarelli is recognized as a Super GT legend in Japanese motorsports, with a very impressive performance record.
In more than twenty years in Japan, he has competed over 130 races, 18 victories, 15 pole positions and, above all, 4 Super GT championship titles.
When we ask Ronnie Quintarelli about a memorable experience with SADEV, he told us about his first time to the Fuji 24H Race in 2022 driving for Team NISMO with a Nissan Z Racing Concept car:
« That car was equipped with a SADEV gearbox, and I really enjoyed my driving, thanks to a very reliable car in one of the biggest motorsport events here in Japan. »
Ronnie Quintarelli
Today, Ronnie Quintarelli becomes Official SADEV Advisor for Japan. His role will be to use his technical expertise for the development of new products dedicated to the Japanese motorsports market.
He will also support optimization of existing gearboxes and help SADEV stand out a as the premier supplier for major Japanese competitors.
This collaboration between Ronnie Quintarelli and SADEV confirms its desire to work with the best to design ever more efficient, reliable and innovative gearboxes specially designed for the Japanese needs.