Wyniki 1. treningu przed GP USA:
1. Valentino Rossi Yamaha 1m21.981s
2. Jorge Lorenzo Yamaha 1m22.093s + 0.112s
3. Casey Stoner Ducati 1m22.170s + 0.189s
4. Dani Pedrosa Honda 1m22.637s + 0.656s
5. Toni Elias Gresini Honda 1m22.682s + 0.701s
6. Andrea Dovizioso Honda 1m22.880s + 0.899s
7. Marco Melandri Hayate Kawasaki 1m23.140s + 1.159s
8. Chris Vermeulen Suzuki 1m23.217s + 1.236s
9. Colin Edwards Tech 3 Yamaha 1m23.285s + 1.304s
10. Alex de Angelis Gresini Honda 1m23.406s + 1.425s
11. Randy de Puniet LCR Honda 1m23.439s + 1.458s
12. Loris Capirossi Suzuki 1m23.637s + 1.656s
13. James Toseland Tech 3 Yamaha 1m23.690s + 1.709s
14. Nicky Hayden Ducati 1m23.747s + 1.766s
15. Sete Gibernau Hernando Ducati 1m24.533s + 2.552s
16. Gabor Talmacsi Scot Honda 1m24.926s + 2.945s
17. Niccolo Canepa Pramac Ducati 1m25.511s + 3.530s
