| Pos. | No. | Rider Name | Hometown | Machine | Sponsors |
| 1 | 49 | MICHAEL A BRANDES | QUAIL VALLEY, CA | SUZ | Primal Impulse / Suzuki / Bill's Pipes / Shift / Shoei / Scott / Alphinestar | |
| 2 | 85 | GREG S SCHNELL | RANCHO CUCAMONGA, CA | YAM | Motoworld Yamaha / Thor / Pro Circuit / Renthal / Goat / Alpinestars / Pirelli Tires / Applied Racing / Works Connection / Hinson | |
| 3 | 168 | KEITH R JOHNSON | ALBUQUERQUE, NM | YAM | Bobby's J's Yamaha / No Fear / Alpinestars / Renthal / PJ1 / Applied Racing / Works Connection / Rated #'s / Regina / Pro Circuit / Spy / CTi / Bridgestone / HRP / Donnie Hansen MX Academy / Ceet / Braking / Wiseco | |
| 4 | 61 | SHAUN J PEROLIO | CORONA, CA | KAW | Team Mex-Cal / Oneal / Dunlop / Arnette / Pro Circuit | |
| 5 | 199 | JACOB H MARTIN | EDMOND, OK | SUZ | Suzuki Sports / FMF / Thor / Bel-Ray / Dunlop / 909 / Bell / CTi / Alpinestars / Reef | |
| 6 | 627 | TRAVIS C ELLIOTT | ALVIN, TX | HON | Plano Honda / Honda Pro Oils / FMF / JM Racing / MSR / Oakley / Sunstar / Pirelli / Renthal | |
| 7 | 861 | DONOVAN MITCHELL | ORANGEVALE, CA | YAM | NCY Yamaha / AXO / Arai / FMF / Scott / IMS / Ceet / Cyromax / SunLine / Works Connection / CTI / SunStar / Renthal / Applied / Motul / All Pro Training / Donnie Hansen MX Academy | |
| 8 | 717 | RONNIE CLARK | FARMINGTON, NM | YAM | GSMXS / Fox / Maxima / Goat / Pro Action / FMF / Shred Shed / Twin Air / Answer | |
| 9 | 370 | JEFF HEDDEN | VALLEY CENTER, KS | KTM | Nichols KTM / K-Style / Aria / Alpine Stars / Goat / CTi / Michelin / Pacific DesignRegina / EBC | |
| 10 | 79 | BRAD HAGSETH | ONALASKA, WA | HON | DeMarini Sports / Honda / Pro Grip / Alpinestars / Arai / MVR / RG3 Suspension / Dunlop / Hinson / VFO / Torco / Applied / Works Connection / Tsubaki | |
| 11 | 441 | JEREMY R CHAUSSEE | LANCASTER, CA | KAW | | |
| 12 | 598 | DARREN P MCELHATTAN | SAINT PETERSBURG, FL | YAM | Noleen / Bieffe / Thor / Bridgestone / Wiseco / Barney's Yamaha / Tag Metals / Dum Dum Designs | |
| 13 | 419 | CORY J FRANCIS | TOPEKA, KS | KTM | KTM / Topeka KTM / K-Style / Shawnee Wholesale / Alpine Stars / Arai / Goat / HRP / Applied / Michelin / Twin Air / CTi / EBC / Sunstar / Regina | |
| 14 | 628 | BRYAN A PICCIRELLI | GRAPEVINE, TX | HON | Plano Honda / MSR / Pro Action / FMF / Pro Honda Lub. / Sunstar / Wiseco / Cometic / Superfast Fuels / NGK / Oakley / Pirelli / Pro Taper / Tex-MX News / Throttle Jockey | |
| 15 | 692 | MICHAEL PEACOCK | CARROLLTON, TX | HON | Plano Honda / Superfast Performance Fuels / JIM Racing / MSR / Pro Honda Chem / Pirelli / Oakley / Duval / Hinson | |
| 16 | 676 | BOBBY R FITCH | SEDALIA, CO | YAM | Vickery Motorsports / GSMXW / D-4 Painting / Goat / Dunlop / Fox / FMF / Ceet | |
| 17 | 99 | RYAN A DUFF | CHAVIES, KY | YAM | One Industries / Sinisalo / Pro Circuit / Enzo / Oakley / Bell / Straight Edje / CTI | |
| 18 | 727 | JOHN R SEREIKA JR | NORCO, CA | HON | IMS Pro Series / Maxxis / Torco / FMF / Straight Edge / John Burr Cycle / VP / WarptAlpine Stars / HRP / CBZ / Goat / 909 / Rekien / Cyralabs | |
| 19 | 833 | KRIS R PAPWORTH | AMERICAN FORK, UT | SUZ | Frandsen's Rec Center / Production Suspension / Dragon / FMF / G.S.M.X | |
| 20 | 128 | STEVE ANDRICH | PERRIS, CA | YAM | TBT / FMF / Extreme / One Industries / Dunlop / CT / Wiseco / Competition Direct / Arnette | |
| 21 | 77 | BRIAN L STONE | KANSAS CITY, MO | KAW | Kawasaki of Missouri / Thor / Midwest Mechanical / Bell / Scott / Wiseco / CometicBridgestone / Motion Pro / Baker Boys | |
| 22 | 76 | DONALD E UPTON | SUN CITY, CA | HON | IMS / Pro Series Warp / Torco / FMF / John Burr Cycles / Maxis Tires / V P Fuels / Goat Eyewear / Straight Edge / A C Racing / ZLT Designs / 909 | |
| Pos. | No. | Rider Name | Hometown | Machine | Sponsors |
| 1 | 25 | NATHAN RAMSEY | CORONA, CA | KAW | Splitfire / ProCircuit / Kawasaki | |
| 2 | 144 | CHARLES DALE BOGARD | GRAND PRAIRIE, TX | SUZ | American Suzuki / Answer / Reynard Mod / 2 Extreme / FMF / Pirelli / FX / Vinson / CTI / UFO / Carbontech / Works Connection / Silkolene / Smith / Sabaki / ProToper / Sanstar / SuperFuels / Plano Ctr / Stiffie / Westwood / Chuy's / Suzuki / Reynard Mods / Sunstar / AGC / Bell / Scott | |
| 3 | 198 | ISAIAH V JOHNSON | ALBUQUERQUE, NM | YAM | FMF / Boulder Yamaha / Answer / Arnette / EVS / Bridgestone / Sunstar / Work connection / One Industries / Motul / ZLT / Pro Taper | |
| 4 | 62 | RUSTY HOLLAND | FRESNO, CA | HON | Moto DeMarini / MUR / CEET / Alpine Star / Smith / Torco / Pro Grip / Dunlop / AppliedPlanet Honda / CTi-2 | |
| 5 | 98 | ERICK VALLEJO | MEXICO, NL | KAW | Kawasaki Mexico / Troy Lee Designs / Shoei / Alpine Stars / CEU / Arnette / Renthal / Acerbis | |
| 6 | 71 | JAMES M POVOLNY JR | MENDOTA HEIGHTS, MN | YAM | Dr Medsker / TMR / Thor / FMF / Pirelli / Red Line Oil / Alpine Stars / Bell / Smith / Alpha Motorsports / Ceet / Works Connection / Sunstar / EBC / WhiteKnuckle | |
| 7 | 26 | SCOTT SHEAK | CORONA, CA | KAW | Splitfire / Procircuit / Kawasaki | |
| 8 | 118 | DOUG PARSONS | COLTON, CA | SUZ | AXO / Arnette / Pro Circuit / AGC / CTI / Dunlop / One Ind. / IMS | |
| 9 | 690 | KENNY L BARTRAM | STILLWATER, OK | KTM | KTM / K-Style / Arai / Alpinestar / Applied / Pro Taper / Goat / FMF | |
| 10 | 85 | GREG S SCHNELL | RANCHO CUCAMONGA, CA | YAM | Motoworld Yamaha / Thor / Pro Circuit / Renthal / Goat / Alpinestars / Pirelli Tires / Applied Racing / Works Connection / Hinson | |
| 11 | 168 | KEITH R JOHNSON | ALBUQUERQUE, NM | YAM | Bobby's J's Yamaha / No Fear / Alpinestars / Renthal / PJ1 / Applied Racing / Works Connection / Rated #'s / Regina / Pro Circuit / Spy / CTi / Bridgestone / HRP / Donnie Hansen MX Academy / Ceet / Braking / Wiseco | |
| 12 | 370 | JEFF HEDDEN | VALLEY CENTER, KS | KTM | Nichols KTM / K-Style / Aria / Alpine Stars / Goat / CTi / Michelin / Pacific DesignRegina / EBC | |
| 13 | 861 | DONOVAN MITCHELL | ORANGEVALE, CA | YAM | NCY Yamaha / AXO / Arai / FMF / Scott / IMS / Ceet / Cyromax / SunLine / Works Connection / CTI / SunStar / Renthal / Applied / Motul / All Pro Training / Donnie Hansen MX Academy | |
| 14 | 727 | JOHN R SEREIKA JR | NORCO, CA | HON | IMS Pro Series / Maxxis / Torco / FMF / Straight Edge / John Burr Cycle / VP / WarptAlpine Stars / HRP / CBZ / Goat / 909 / Rekien / Cyralabs | |
| 15 | 676 | BOBBY R FITCH | SEDALIA, CO | YAM | Vickery Motorsports / GSMXW / D-4 Painting / Goat / Dunlop / Fox / FMF / Ceet | |
| 16 | 79 | BRAD HAGSETH | ONALASKA, WA | HON | DeMarini Sports / Honda / Pro Grip / Alpinestars / Arai / MVR / RG3 Suspension / Dunlop / Hinson / VFO / Torco / Applied / Works Connection / Tsubaki | |
| 17 | 833 | KRIS R PAPWORTH | AMERICAN FORK, UT | SUZ | Frandsen's Rec Center / Production Suspension / Dragon / FMF / G.S.M.X | |
| 18 | 692 | MICHAEL PEACOCK | CARROLLTON, TX | HON | Plano Honda / Superfast Performance Fuels / JIM Racing / MSR / Pro Honda Chem / Pirelli / Oakley / Duval / Hinson | |
| 19 | 628 | BRYAN A PICCIRELLI | GRAPEVINE, TX | HON | Plano Honda / MSR / Pro Action / FMF / Pro Honda Lub. / Sunstar / Wiseco / Cometic / Superfast Fuels / NGK / Oakley / Pirelli / Pro Taper / Tex-MX News / Throttle Jockey | |
| 20 | 99 | RYAN A DUFF | CHAVIES, KY | YAM | One Industries / Sinisalo / Pro Circuit / Enzo / Oakley / Bell / Straight Edje / CTI | |
| Pos. | No. | Rider Name | Hometown | Machine | Sponsors |
| 1 | 33 | CASEY LYTLE | SANTA CLARITA, CA | YAM | Yamaha of Troy / Yamaha Motor Corp / Sinisalo / Oakley / Bell / Renthal / Alpinestars | |
| 2 | 60 | DAVID PINGREE | MENIFEE, CA | SUZ | American Suzuki / Primal Impulse / Bills Pipes / Shift / Alpinestars / Champion Nutrition / CTI | |
| 3 | 195 | BILLY R PAYNE | SIMI VALLEY, CA | KAW | Splitfire / Pro Circuit / Kawasaki | |
| 4 | 188 | ANDY R HARRINGTON | EL CAJON, CA | YAM | Team Motoworld of El Cajon / Thor / Works Connection / Alpinestars / Shoei / Smith / FMF / Pirelli / PJ1 / Acerbis / Emig Racing / One Industries / Renthal / Spinalli Auto Sales / NOS / JSP | |
| 5 | 32 | JOSH R DEMUTH | NORTH RICHLAND HI, TX | YAM | Excel Yamaha / Thor / Shoei / Hoffman Bicycles / Exhibit Clothing / Pirelli / WorkConnection / Sunstar | |
| 6 | 94 | RYAN D CLARK | ALBUQUERQUE, NM | KAW | Team Green / R&S / Thor / RG3 / Bridgestone / Arai / Alpinestars / Dragon Optical / One Ind / Maxima / Hunter Racing / Renthal / NGK / VP Race Fuels / Innocation Sports / Bills Pipes / Pro-X / ZLT / Works Connection / Emig Racing / Hinson / PTS Skate shoes / Individual | |
| 7 | 66 | TYLER D EVANS | SALINAS, CA | SUZ | Stiffie / American Suzuki / Sunstar / Alpine Stars / Bell Helmets / Bel-Ray / FMF / Smith Regina / Santa Cruz Concepts / Applied / Ceet / CTI / Works Connection Regina / Perilli / Hinson / Yamaha Suzuki Sports Center | |
| 8 | 43 | TRAVIS A PRESTON | HESPERIA, CA | SUZ | Moto XXX / Thor / Pro Circut / Dunlop / Arnette / PJ1 / Ibon / Works Connection / Streightedje / The Racers Edge / Wiseco / Renthal / Epitaph / Fatwreck Chords / Nitro Records Ethies | |
| 9 | 112 | TOM CLOWERS JR | SANTEE, CA | SUZ | F&S Suzuki / Red Bull / Sinisalo / Bell / Dunlop / Free Style / Applied / Tog / EK / Wiseco / Ethnies / Maxima | |
| 10 | 128 | STEVE ANDRICH | PERRIS, CA | YAM | TBT / FMF / Extreme / One Industries / Dunlop / CT / Wiseco / Competition Direct / Arnette | |
| 11 | 61 | SHAUN J PEROLIO | CORONA, CA | KAW | Team Mex-Cal / Oneal / Dunlop / Arnette / Pro Circuit | |
| 12 | 49 | MICHAEL A BRANDES | QUAIL VALLEY, CA | SUZ | Primal Impulse / Suzuki / Bill's Pipes / Shift / Shoei / Scott / Alphinestar | |
| 13 | 441 | JEREMY R CHAUSSEE | LANCASTER, CA | KAW | | |
| 14 | 77 | BRIAN L STONE | KANSAS CITY, MO | KAW | Kawasaki of Missouri / Thor / Midwest Mechanical / Bell / Scott / Wiseco / CometicBridgestone / Motion Pro / Baker Boys | |
| 15 | 717 | RONNIE CLARK | FARMINGTON, NM | YAM | GSMXS / Fox / Maxima / Goat / Pro Action / FMF / Shred Shed / Twin Air / Answer | |
| 16 | 199 | JACOB H MARTIN | EDMOND, OK | SUZ | Suzuki Sports / FMF / Thor / Bel-Ray / Dunlop / 909 / Bell / CTi / Alpinestars / Reef | |
| 17 | 598 | DARREN P MCELHATTAN | SAINT PETERSBURG, FL | YAM | Noleen / Bieffe / Thor / Bridgestone / Wiseco / Barney's Yamaha / Tag Metals / Dum Dum Designs | |
| 18 | 419 | CORY J FRANCIS | TOPEKA, KS | KTM | KTM / Topeka KTM / K-Style / Shawnee Wholesale / Alpine Stars / Arai / Goat / HRP / Applied / Michelin / Twin Air / CTi / EBC / Sunstar / Regina | |
| 19 | 76 | DONALD E UPTON | SUN CITY, CA | HON | IMS / Pro Series Warp / Torco / FMF / John Burr Cycles / Maxis Tires / V P Fuels / Goat Eyewear / Straight Edge / A C Racing / ZLT Designs / 909 | |
| 20 | 627 | TRAVIS C ELLIOTT | ALVIN, TX | HON | Plano Honda / Honda Pro Oils / FMF / JM Racing / MSR / Oakley / Sunstar / Pirelli / Renthal | |
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