| Pos. | No. | Rider Name | Hometown | Machine | Sponsors |
| 1 | 26 | STEPHANE RONCADA | MENIFEE, CA | YAM | YAMAHA OF TROY / YAMAHA / FOX | | | |
| 2 | 199 | TRAVIS A PASTRANA | ANNAPOLIS, MD | SUZ | AMERICAN SUZUKI MOTOR CORP | | | |
| 3 | 711 | TALLON S VOHLAND | CITRUS HEIGHTS, CA | KAW | SPLITFIRE / PRO CIRCUIT / KAWASAKI | | | |
| 4 | 6 | STEVE LAMSON | MURRIETA, CA | HON | WORKS CONNECTION / DGY / TROY LEE DESIGNS / HONDA | | | |
| 5 | 18 | BROCK SELLARDS | NEW PHILADELPHIA, OH | HON | FMF HONDA / SHOEI / DUNLOP / SMITH / VP RACING FUEL | | | |
| 6 | 29 | CASEY A JOHNSON | LAKE ELSINORE, CA | YAM | YAMAHA OF TROY / YAMAHA / FOX | | | |
| 7 | 23 | NICHOLAS A WEY | DEWITT, MI | KAW | SPLITFIRE / PRO CIRCUIT / KAWASAKI | | | |
| 8 | 38 | PAUL CURRIE | WESLEY CHAPEL, FL | HON | PLANO HONDA / MSR / SCOTT / PRO CIRCUIT / UFO / SHOEI / DUNLOP | | | |
| 9 | 120 | RODRIG THAIN | FRANCE, | KTM | KTM SPORTMOTORCYCLE USA, INC. | | | |
| 10 | 34 | TRAVIS A PRESTON | HESPERIA, CA | SUZ | DEMARINI / BILL'S PIPES / PRO CALIBER / TROY LEE / TORCO | | | |
| 11 | 195 | BILLY R PAYNE | SIMI VALLEY, CA | KAW | SPLITFIRE / PRO CIRCUIT / KAWASAKI | | | |
| 12 | 158 | JUSTIN BUCKELEW | ALBUQUERQUE, NM | YAM | YAMAHA OF TROY / YAMAHA / FOX | | | |
| 13 | 36 | JASON R MCCORMICK | VANCOUVER, WA | HON | | | | |
| 14 | 61 | ROBBIE HORTON | BLOUNTVILLE, TN | SUZ | BILL'S PIPES / AXO / MOTORIOUS.COM SUZUKI | | | |
| 15 | 69 | TOM WELCH | CHARLOTTE HALL, MD | SUZ | | | | |
| 16 | 32 | DANNY L SMITH | MIDDLETON, ID | HON | FMF / HONDA / THOR / SMITH / N-STYLE / ALPINESTARS | | | |
| 17 | 28 | ERNESTO R FONSECA | COSTA RICA, | YAM | YAMAHA OF TROY / YAMAHA / FOX | | | |
| 18 | 40 | MATT WALKER | MC RAE, GA | HON | | | | |
| 19 | 70 | DAVID B KRATZ | CENTER VALLEY, PA | HUS | HUSQVARNA / FAST BY FERRACCI / MARZOCHI / PROGRIP | | | |
| 20 | 30 | CASEY LYTLE | CASTAIC, CA | HON | FMF / AMERICAN HONDA | | | |
| 21 | 73 | PAUL P CARPENTER | ITHACA, NY | HUS | HUSQVARNA / FAST BY FERRACCI / DKNY / PRO GRIP / DUNLOP | | | |
| 22 | 44 | BRANDEN L JESSEMAN | FOMBELL, PA | SUZ | BILLS PIPES / MOTORIOUS.COM / SUZUKI / AXO | | | |
| 23 | 114 | CHRIS WHEELER | PIQUA, OH | KTM | AM LEONARD / KTM USA / SINASOLO / TRW / TORCO / ALEIN WKSHP | | | |
| 24 | 27 | MICHAEL A BRANDES | LAKE ELSINORE, CA | HON | FMF / AMERICAN HONDA | | | |
| 25 | 89 | RANDY J VALADE | HOWELL, MI | HON | DGY / PRO CIRCUIT / AXO / RENTHAL / SCOTT / TWIN AIR / BOYESEN | | | |
| 26 | 83 | THOMAS L HOFMASTER | PEARL CITY, IL | HON | TUF / THOR / PRO CIRCUIT HON / EVS / SMITH / TWIN AIR | | | |
| 27 | 56 | RYAN D CLARK | ALBUQUERQUE, NM | SUZ | DEMARINI / BILLS PIPES / PRO CALIBER / TROY LEE / TORCO / RG | | | |
| 28 | 716 | TRAVIS C ELLIOTT | ALVIN, TX | HON | PLANO HONDA / MSR / ALPINE STAR / SCOTT / PRO CIRCUIT / PRO | | | |
| 29 | 602 | AARON DAY | ODENTON, MD | HON | PRO CIRCUIT / RENTHAL / PRO ART WORKS / THOR / RK CHAIN | | | |
| 30 | 84 | JOSEPH W OEHLHOF | WAPAKONETA, OH | KTM | AM LEONARD / KTM USA / SINASOLO / TRW / TORCO / ALEIN WRKSHP | | | |
| 31 | 41 | KELLY D SMITH | LUDINGTON, MI | KTM | KTM / THOR / HJC / SMITH / ALPINESTARS / RENTHAL / CTI / TSUBAKI | | | |
| 32 | 63 | GREG S SCHNELL | RANCHO CUCAMONGA, CA | YAM | MOTOWORLD OF EL CAJON / PRO CIRCUIT / DUNLOP / RENTHAL / | | | |
| 33 | 243 | WILLIAM URSIC III | SCENERY HILL, PA | SUZ | F & S SUZUKI / NO FEAR / TAG / WD 40 | | | |
| 34 | 24 | NATHAN RAMSEY | LAKE ELSINORE, CA | KAW | SPLITFIRE / PRO CIRCUIT / KAWASAKI | | | |
| 35 | 35 | DAVID PINGREE | MENIFEE, CA | SUZ | BILLS PIPES / SUZUKI / MOTORIOUS.COM / AXO / SCOTT / SHOEI | | | |
| 36 | 757 | DAVID W OETTEL | SALEM, WI | HON | DGY / PRO CIRCUIT / AXO / LATEX GRAFIX / WISECO / SCOTT / TWIN | | | |
| 37 | 715 | IVAN TEDESCO | ALBUQUERQUE, NM | HON | PLANO HONDA / MSR / SCOTT / PRO CIRCUIT / UFO / SHOEI / PRO | | | |
| 38 | 150 | SCOTT METZ | WEST HARRISON, IN | YAM | MOTOXTREMES / AUDIO ADVANTAGE / REP / SHEPHERD EX / POWELL | | | |
| 39 | 717 | JIRI DOSTAL | QUAIL VALLEY, CA | HON | PLANO HONDA / MSR / SCOTT / PRO CIRCUIT / UFO / SHOEI / DUNLOP | | | |
| 40 | 47 | BARRY CARSTEN | BAYVILLE, NJ | SUZ | BROMLEY SUZUKI | | | |
| Pos. | No. | Rider Name | Hometown | Machine | Sponsors |
| 1 | 26 | STEPHANE RONCADA | MENIFEE, CA | YAM | YAMAHA OF TROY / YAMAHA / FOX | | | |
| 2 | 199 | TRAVIS A PASTRANA | ANNAPOLIS, MD | SUZ | AMERICAN SUZUKI MOTOR CORP | | | |
| 3 | 18 | BROCK SELLARDS | NEW PHILADELPHIA, OH | HON | FMF HONDA / SHOEI / DUNLOP / SMITH / VP RACING FUEL | | | |
| 4 | 28 | ERNESTO R FONSECA | COSTA RICA, | YAM | YAMAHA OF TROY / YAMAHA / FOX | | | |
| 5 | 6 | STEVE LAMSON | MURRIETA, CA | HON | WORKS CONNECTION / DGY / TROY LEE DESIGNS / HONDA | | | |
| 6 | 38 | PAUL CURRIE | WESLEY CHAPEL, FL | HON | PLANO HONDA / MSR / SCOTT / PRO CIRCUIT / UFO / SHOEI / DUNLOP | | | |
| 7 | 711 | TALLON S VOHLAND | CITRUS HEIGHTS, CA | KAW | SPLITFIRE / PRO CIRCUIT / KAWASAKI | | | |
| 8 | 41 | KELLY D SMITH | LUDINGTON, MI | KTM | KTM / THOR / HJC / SMITH / ALPINESTARS / RENTHAL / CTI / TSUBAKI | | | |
| 9 | 158 | JUSTIN BUCKELEW | ALBUQUERQUE, NM | YAM | YAMAHA OF TROY / YAMAHA / FOX | | | |
| 10 | 30 | CASEY LYTLE | CASTAIC, CA | HON | FMF / AMERICAN HONDA | | | |
| 11 | 120 | RODRIG THAIN | FRANCE, | KTM | KTM SPORTMOTORCYCLE USA, INC. | | | |
| 12 | 63 | GREG S SCHNELL | RANCHO CUCAMONGA, CA | YAM | MOTOWORLD OF EL CAJON / PRO CIRCUIT / DUNLOP / RENTHAL / | | | |
| 13 | 69 | TOM WELCH | CHARLOTTE HALL, MD | SUZ | | | | |
| 14 | 32 | DANNY L SMITH | MIDDLETON, ID | HON | FMF / HONDA / THOR / SMITH / N-STYLE / ALPINESTARS | | | |
| 15 | 29 | CASEY A JOHNSON | LAKE ELSINORE, CA | YAM | YAMAHA OF TROY / YAMAHA / FOX | | | |
| 16 | 35 | DAVID PINGREE | MENIFEE, CA | SUZ | BILLS PIPES / SUZUKI / MOTORIOUS.COM / AXO / SCOTT / SHOEI | | | |
| 17 | 24 | NATHAN RAMSEY | LAKE ELSINORE, CA | KAW | SPLITFIRE / PRO CIRCUIT / KAWASAKI | | | |
| 18 | 34 | TRAVIS A PRESTON | HESPERIA, CA | SUZ | DEMARINI / BILL'S PIPES / PRO CALIBER / TROY LEE / TORCO | | | |
| 19 | 27 | MICHAEL A BRANDES | LAKE ELSINORE, CA | HON | FMF / AMERICAN HONDA | | | |
| 20 | 44 | BRANDEN L JESSEMAN | FOMBELL, PA | SUZ | BILLS PIPES / MOTORIOUS.COM / SUZUKI / AXO | | | |
| 21 | 715 | IVAN TEDESCO | ALBUQUERQUE, NM | HON | PLANO HONDA / MSR / SCOTT / PRO CIRCUIT / UFO / SHOEI / PRO | | | |
| 22 | 23 | NICHOLAS A WEY | DEWITT, MI | KAW | SPLITFIRE / PRO CIRCUIT / KAWASAKI | | | |
| 23 | 47 | BARRY CARSTEN | BAYVILLE, NJ | SUZ | BROMLEY SUZUKI | | | |
| 24 | 70 | DAVID B KRATZ | CENTER VALLEY, PA | HUS | HUSQVARNA / FAST BY FERRACCI / MARZOCHI / PROGRIP | | | |
| 25 | 56 | RYAN D CLARK | ALBUQUERQUE, NM | SUZ | DEMARINI / BILLS PIPES / PRO CALIBER / TROY LEE / TORCO / RG | | | |
| 26 | 73 | PAUL P CARPENTER | ITHACA, NY | HUS | HUSQVARNA / FAST BY FERRACCI / DKNY / PRO GRIP / DUNLOP | | | |
| 27 | 89 | RANDY J VALADE | HOWELL, MI | HON | DGY / PRO CIRCUIT / AXO / RENTHAL / SCOTT / TWIN AIR / BOYESEN | | | |
| 28 | 36 | JASON R MCCORMICK | VANCOUVER, WA | HON | | | | |
| 29 | 757 | DAVID W OETTEL | SALEM, WI | HON | DGY / PRO CIRCUIT / AXO / LATEX GRAFIX / WISECO / SCOTT / TWIN | | | |
| 30 | 243 | WILLIAM URSIC III | SCENERY HILL, PA | SUZ | F & S SUZUKI / NO FEAR / TAG / WD 40 | | | |
| 31 | 150 | SCOTT METZ | WEST HARRISON, IN | YAM | MOTOXTREMES / AUDIO ADVANTAGE / REP / SHEPHERD EX / POWELL | | | |
| 32 | 602 | AARON DAY | ODENTON, MD | HON | PRO CIRCUIT / RENTHAL / PRO ART WORKS / THOR / RK CHAIN | | | |
| 33 | 61 | ROBBIE HORTON | BLOUNTVILLE, TN | SUZ | BILL'S PIPES / AXO / MOTORIOUS.COM SUZUKI | | | |
| 34 | 114 | CHRIS WHEELER | PIQUA, OH | KTM | AM LEONARD / KTM USA / SINASOLO / TRW / TORCO / ALEIN WKSHP | | | |
| 35 | 84 | JOSEPH W OEHLHOF | WAPAKONETA, OH | KTM | AM LEONARD / KTM USA / SINASOLO / TRW / TORCO / ALEIN WRKSHP | | | |
| 36 | 716 | TRAVIS C ELLIOTT | ALVIN, TX | HON | PLANO HONDA / MSR / ALPINE STAR / SCOTT / PRO CIRCUIT / PRO | | | |
| 37 | 83 | THOMAS L HOFMASTER | PEARL CITY, IL | HON | TUF / THOR / PRO CIRCUIT HON / EVS / SMITH / TWIN AIR | | | |
| 38 | 195 | BILLY R PAYNE | SIMI VALLEY, CA | KAW | SPLITFIRE / PRO CIRCUIT / KAWASAKI | | | |
| 39 | 717 | JIRI DOSTAL | QUAIL VALLEY, CA | HON | PLANO HONDA / MSR / SCOTT / PRO CIRCUIT / UFO / SHOEI / DUNLOP | | | |
| 40 | 40 | MATT WALKER | MC RAE, GA | HON | | | | |