Valentino Rossi won the 2004 MotoGP riders’ championship, racing for Yamaha.
The manufacturers’ championship went to Honda.
It was one of Valentino Rossi’s 7 MotoGP titles (2001, 2002, 2003, 2004, 2005, 2008, 2009).
MotoGP & Bikes
Who won the 2004 MotoGP championship?
Valentino Rossi won the 2004 MotoGP championship with Yamaha.
Sources
- Paddock curated championship records
- Wikipedia — MotoGP champions
- MotoGP official site