Casey Stoner Valentino Rossi doubt will be successful like the Yamaha when defending Ducati next season. Stoner assess the competition in MotoGP is more strict.
Having won four MotoGP world title with Yamaha since 2004, Rossi finally joined the Ducati. Duet and the Italian team is believed to be a success in MotoGP next season.
Having won four MotoGP world title with Yamaha since 2004, Rossi finally joined the Ducati. Duet and the Italian team is believed to be a success in MotoGP next season.
