Team Constructor Motorcycle Tyres No Rider Rounds
Camel Yamaha Team Yamaha Yamaha YZR-M1 M 5 United States Colin Edwards All
46 Italy Valentino Rossi All
Konica Minolta Honda Honda Honda RC211V M 6 Japan Makoto Tamada All
Tech 3 Yamaha Yamaha Yamaha YZR-M1 D 7 Spain Carlos Checa All
77 United Kingdom James Ellison All
Team Roberts Team Roberts KR211V M 10 United States Kenny Roberts, Jr. All
Ducati Marlboro Team Ducati Ducati Desmosedici GP6 B 15 Spain Sete Gibernau 1–7, 10–11, 13–16
65 Italy Loris Capirossi All
66 Germany Alex Hofmann 8–9, 12
12 Australia Troy Bayliss 17
Kawasaki Racing Team Kawasaki Kawasaki Ninja ZX-RR B 17 France Randy de Puniet All
56 Japan Shinya Nakano All
8 Japan Naoki Matsudo 15
Rizla Suzuki MotoGP Suzuki Suzuki GSV-R B 21 United States John Hopkins All
71 Australia Chris Vermeulen All
64 Japan Kousuke Akiyoshi 15
Repsol Honda Team Honda Honda RC211V M 26 Spain Dani Pedrosa All
69 United States Nicky Hayden All
Honda LCR Honda Honda RC211V M 27 Australia Casey Stoner All
Pramac d'Antin MotoGP Ducati Ducati Desmosedici GP5 D 30 Spain José Luis Cardoso All
66 Germany Alex Hofmann 1–7, 10–11, 13–17
22 Spain Iván Silva 8–9, 12
Fortuna Honda Honda Honda RC211V M 24 Spain Toni Elías 1–8, 10–17
33 Italy Marco Melandri All
84 Italy Michel Fabrizio 9
Ilmor SRT Ilmor Ilmor X3 M 8 Australia Garry McCoy 16–17