Calendar
| # | Start Date | Race title | Winner |
|---|---|---|---|
| 1 | 05.01.2013 | Anaheim | D. Millsaps |
| 2 | 12.01.2013 | Phoenix | J. Barcia |
| 3 | 19.01.2013 | Anaheim | R. Villopoto |
| 4 | 26.01.2013 | Oakland | R. Villopoto |
| 5 | 02.02.2013 | Anaheim | R. Dungey |
| 6 | 09.02.2013 | San Diego | D. Millsaps |
| 7 | 16.02.2013 | Arlington | R. Villopoto |
| 8 | 25.02.2013 | Atlanta | J. Stewart |
| 9 | 02.03.2013 | St. Louis | R. Villopoto |
| 10 | 09.03.2013 | Daytona | R. Villopoto |
| 11 | 16.03.2013 | Indianapolis | R. Villopoto |
| 12 | 23.03.2013 | Toronto | R. Villopoto |
| 13 | 06.04.2013 | Houston | R. Villopoto |
| 14 | 13.04.2013 | Indianapolis | R. Dungey |
| 15 | 20.04.2013 | Seattle | J. Barcia |
| 16 | 27.04.2013 | Salt Lake City | R. Villopoto |
| 17 | 04.05.2013 | Las Vegas | R. Villopoto |
Standings
| # | Driver | Team | P | Wins | Podiums | RWP |
|---|---|---|---|---|---|---|
| 1 | R. Villopoto | Kawasaki | 371 | 10 | 14 | 17 |
| 2 | D. Millsaps | Suzuki | 338 | 2 | 12 | 17 |
| 3 | R. Dungey | KTM | 337 | 2 | 12 | 17 |
| 4 | J. Barcia | Honda | 277 | 2 | 5 | 17 |
| 5 | C. Reed | Honda | 239 | 0 | 2 | 16 |
| 6 | T. Canard | Honda | 221 | 0 | 3 | 16 |
| 7 | A. Short | Honda | 214 | 0 | 0 | 17 |
| 8 | J. Brayton | Yamaha | 190 | 0 | 0 | 17 |
| 9 | B. Tickle | Suzuki | 176 | 0 | 0 | 17 |
| 10 | J. Stewart | Suzuki | 174 | 1 | 3 | 14 |
| 11 | J. Weimer | Kawasaki | 157 | 0 | 0 | 14 |
| 12 | M. Goerke | KTM | 139 | 0 | 0 | 14 |
| 13 | M. Alessi | Suzuki | 107 | 0 | 0 | 15 |
| 14 | W. Peick | Suzuki | 105 | 0 | 0 | 14 |
| 15 | J. Hill | Suzuki | 93 | 0 | 0 | 11 |
| 16 | R. Kiniry | Honda | 66 | 0 | 0 | 13 |
| 17 | P. Nicoletti | Yamaha | 58 | 0 | 0 | 9 |
| 18 | E. Tomac | Honda | 52 | 0 | 0 | 4 |
| 19 | C. Blose | Yamaha | 50 | 0 | 0 | 11 |
| 20 | V. Friese | Honda | 45 | 0 | 0 | 7 |
| 21 | J. Grant | Yamaha | 40 | 0 | 0 | 5 |
| 22 | B. Lamay | Yamaha | 39 | 0 | 0 | 7 |
| 23 | J. Albertson | Honda | 38 | 0 | 0 | 6 |
| 24 | K. Chisholm | Yamaha | 38 | 0 | 0 | 6 |
| 25 | M. Lemoine | Kawasaki | 34 | 0 | 0 | 6 |
| 26 | K. Partridge | Suzuki | 29 | 0 | 0 | 8 |
| 27 | L. Smith | KTM | 27 | 0 | 0 | 6 |
| 28 | K. Windham | Honda | 21 | 0 | 0 | 2 |
| 29 | P. Larsen | Honda | 17 | 0 | 0 | 3 |
| 30 | K. Roczen | KTM | 14 | 0 | 0 | 1 |
| 31 | C. Gilmore | Kawasaki | 14 | 0 | 0 | 3 |
| 32 | J. Sipes | Kawasaki | 13 | 0 | 0 | 3 |
| 33 | K. Regal | Yamaha | 8 | 0 | 0 | 1 |
| 34 | A. Enticknap | Honda | 5 | 0 | 0 | 2 |
| 35 | C. Soubeyras | Honda | 4 | 0 | 0 | 1 |
| 36 | N. Schmidt | Honda | 3 | 0 | 0 | 1 |
| 37 | M. Horban | KTM | 2 | 0 | 0 | 1 |
| 38 | T. Tapia | Suzuki | 2 | 0 | 0 | 1 |