Of the existing field, only Team Roberts is still to announce its 2008 plans. Three riders will graduate from 250cc to MotoGP next year, and one from WSBK, while those either leaving the class or yet to confirm their future plans are: Alex Barros, Carlos Checa, Makoto Tamada, plus Kenny and Kurtis Roberts.

The number of 500cc/MotoGP race wins for each rider is shown in brackets.


Ducati Marlboro:
Casey Stoner (10)
Marco Melandri (5)

Fiat Yamaha:
Valentino Rossi (62)
Jorge Lorenzo (rookie)

Repsol Honda:
Nicky Hayden (3)
Dani Pedrosa (3)

Rizla Suzuki:
Loris Capirossi (9)
Chris Vermeulen (1)

Kawasaki Racing:
John Hopkins (0)
Anthony West (0)

Yamaha Tech 3:
Colin Edwards (0)
James Toseland (rookie)

Honda Gresini:
Shinya Nakano (0)
Alex de Angelis (rookie)

Pramac d'Antin:
Toni Elias (1)
Sylvain Guintoli (0)

Honda LCR:
Randy de Puniet (0)

JiR/Team Scot:
Andrea Dovizioso (rookie)

Team Roberts:
Kurtis Roberts (0)?
Kenny Roberts (8)?