Course disputée sur le circuit de Mugello
| Position | Numéro | Pilote | Team | Temps | Tours | Points | Départ |
|---|---|---|---|---|---|---|---|
| 1 | 46 | Valentino Rossi | Fiat Yamaha Team | 16:00:10 | 23 | 25 | 3 |
| 2 | 65 | Loris Capirossi | Ducati Marlboro Team | 16:09:45 | 23 | 20 | 2 |
| 3 | 69 | Nicky Hayden | Repsol Honda Team | 16:12:25 | 23 | 16 | 4 |
| 4 | 26 | Dani Pedrosa | Repsol Honda Team | 16:33:37 | 23 | 13 | 8 |
| 5 | 15 | Sete Gibernau | Ducati Marlboro Team | 16:51:20 | 23 | 11 | 1 |
| 6 | 33 | Marco Melandri | Fortuna Honda | 19:16:43 | 23 | 10 | 6 |
| 7 | 24 | Toni Elias | Fortuna Honda | 21:16:49 | 23 | 9 | 12 |
| 8 | 10 | Kenny Jr Roberts | Team Roberts | 21:19:42 | 23 | 8 | 11 |
| 9 | 6 | Makoto Tamada | Konica Minolta Honda | 21:20:41 | 23 | 7 | 10 |
| 10 | 21 | John Hopkins | Team Suzuki MotoGP | 21:30:31 | 23 | 6 | 7 |
| 11 | 56 | Shinya Nakano | Kawasaki Racing Team | 21:31:13 | 23 | 5 | 5 |
| 12 | 5 | Colin Edwards | Camel Yamaha Team | 00:31:28 | 23 | 4 | 14 |
| 13 | 17 | Randy De Puniet | Kawasaki Racing Team | 02:20:08 | 23 | 3 | 16 |
| 14 | 71 | Chris Vermeulen | Team Suzuki MotoGP | 03:35:22 | 23 | 2 | 15 |
| 15 | 7 | Carlos Checa | Tech3 Yamaha | 07:37:46 | 23 | 1 | 13 |
| 16 | 77 | James Ellison | Tech3 Yamaha | 12:23:17 | 23 | 0 | 17 |
| 17 | 30 | Jose Luis Cardoso | Pramac d\'Antin MotoGP | 17:39:57 | 22 | 0 | 19 |
| 18 | 66 | Alexander Hofmann | Pramac d\'Antin MotoGP | 14:42:03 | 8 | 0 | 18 |
| 19 | 27 | Casey Stoner | Lcr Honda | 09:02:10 | 8 | 0 | 9 |