Ben Spies
Parity, popularity and rivalries followed the series through the 1990s and often as a prelude to the more international rivalries across manufacturers as well as riders. Ducati, Honda, Kawasaki and Suzuki all won championships during this time and Harley-Davidson even joined the fray (though they never won a race). It also provided a proving ground for eventual World Champions Nicky Hayden and Ben Spies.