| Pos. | No. | Rider Name | Hometown | Machine | Sponsors |
| 1 | 98 | ERICK VALLEJO | MEXICO, NL | KAW | | |
| 2 | 989 | RODRIG THAIN | FRANCE 75011, | HON | FMF / Honda | |
| 3 | 188 | ANDY R HARRINGTON | EL CAJON, CA | YAM | Team Motoworld of El Cajon / One Industries / Thor / Smith / Renthal / FMF / Alpinestars / Acerbis / Galfer Brakes / Pirelli Tires / JSP / NJS / Spinelli Auto Sales | |
| 4 | 982 | AKIRA NARITA | CANYON LAKE, CA | HON | Moto Roman / Castrol / Morrow Credit / Bridgestone / Honda / Alpine Stars / Arai / RK Chain / Pro Grip | |
| 5 | 99 | RYAN A DUFF | CHAVIES, KY | YAM | One Industries / Sinisalo / Pro Circuit / Enzo / Oakley / Bell / Straight Edje / CTI | |
| 6 | 690 | KENNY L BARTRAM | STILLWATER, OK | KTM | KTM / K-Style / Arai / Alpine Stars / Pro Taper / FMF / Goat | |
| 7 | 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 | |
| 8 | 182 | DENNIS S OWENS | NORMAN, OK | SUZ | Reynard Racing / Fox / Scott / Silkolene | |
| 9 | 686 | KRIS C ROURKE | SANTEE, CA | SUZ | SMP Clothing / Western Power Sports / Bel-Ray / Scott / IMS / FMF / Cirque Optics / 989 Studios / M&M Plastering / Motosports / Stan's Performance Motorcycles / Dutch Touch Tattooing & Piercing | |
| 10 | 615 | JEFF S NORTHROP | CONCORD, CA | KAW | Team Green / Fox / FMF / Bel-Ray / Scott / Renthal / Dunlop / CTi / Concord Kawasaki / Posey Racing / DTI Air Filters / 100% | |
| 11 | 79 | BRAD HAGSETH | ONALASKA, WA | HON | DeMarini Sports / Honda / Pro Grip / Alpinestars / Arai / MVR / RG3 Suspension / Dunlop / Hinson / VFO / Torco / Applied / Works Connection / Tsubaki | |
| 12 | 606 | MATT P MAXIMOFF | LAKESIDE, CA | HON | Demarini's Planet Honda / Pro Grip / Torco / Ceet / Alpine Star / Arai / Santa Cruz Concepts / Shockwear / Galfer brakes / Pro Clean 1000 / MVR / RG3 / UFO / Tsubaki / Regina / Dunlop / Wiseco / Applied / V-force | |
| 13 | 433 | DAX KASTRIN | ALBUQUERQUE, NM | KAW | R&S Kawasaki / Hoy Fox Toyota / Sinisalo / Arnette / REP Motul / Pros Choice / Bridgestone / Bell Helmets / White Brothers / | |
| 14 | 118 | DOUG PARSONS | COLTON, CA | SUZ | Arnette / Pro Circuit / One Ind / Streight Edge / VP / Dunlop / Renthal | |
| 15 | 452 | MARK L TILLEY | ROWLAND HEIGHTS, CA | KTM | Z Racing / Wind / LBZ / AC / Scott / Alpinestar / Vertex / Cemoto | |
| 16 | 985 | HAWK B WHITE | QUAIL VALLEY, CA | SUZ | Rock Oil / F and S Suzuki / Zone Clothing | |
| 17 | 717 | RONNIE CLARK | FARMINGTON, NM | YAM | Boulder Yamaha / GSMXS / Fox / Proaction / FMF / Maxima / Dunlop / Works Connection / Ceat / Shred Shed / CTI2 | |
| 18 | 669 | GIO A TEDESCO | ALBUQUERQUE, NM | YAM | Fox / Scott / Tsubaki / One Industries / NCY Yamaha | |
| 19 | 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 | |
| 20 | 135 | DANNY R CARLSON | SUN CITY, CA | YAM | Team DAP / Bills Pipes / Fox / Shoei / Arnette / Nova / All Pro | |
| 21 | 587 | JERRY ALEMAN | MORENO VALLEY, CA | SUZ | Stiffie / FMF / Chvy's / Bridgestone | |
| 22 | 16 | CASEY A JOHNSON | LAKE ELSINORE, CA | YAM | Yamaha of Troy / Sinisalo / Oakley / Etnics / No Fear | |
| 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 | Stiffie / Westwood / Chuy's / Suzuki / Reynard Mods / Pirelli / FMF / Sunstar / AGC Bell / Scott / Works Connection / Carbon Tech / Silkolene | |
| 3 | 198 | ISAIAH V JOHNSON | ALBUQUERQUE, NM | YAM | Boulder Yamaha / FMF / Answer / Arnette / Applied / Sunstar / EVS / WorkConnectionZLT / Bridgestone / NGK / Motul | |
| 4 | 34 | RYAN HUFFMAN | ROSEBURG, OR | HON | Planet Honda / Pro Grip / FMF / Michelin Tires / Sunoco Fuels / DeVol / DeMarini / Honda Pro Chemicals / Gaerne / Pro X / SunStar / EBC / UFO / Zing / Twin Air / RK / Excel / Emig Racing / Bell Helmets / Mechanix Wear / Excel Graphics / CTi | |
| 5 | 73 | CHRIS WHEELER | EL CAJON, CA | YAM | Siefert Mtrspts / Spinali Auto Sales / Works Connection / FMF / Dunlop / ArnetteAllsport Braces / On The Pipe / A Pot Rentals / Applied Rac / Answer / Pro Pit / Pro's Choice / Sunstar | |
| 6 | 62 | RUSTY HOLLAND | FRESNO, CA | SUZ | Clawson Motorsports | |
| 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 | 112 | TOM CLOWERS JR | SANTEE, CA | SUZ | F&S Suzuki / Red Bull / Sinisalo / Smith Goggles / Bell Helmets / Maxima Oils / Alpinestars / Freestyle / CTI / Works Connection / N-Style / Dunlop Tires | |
| 9 | 909 | STEPHAN DEMARTIS | FRANCE 75011, | HON | Honda / FMF / Thor | |
| 10 | 669 | GIO A TEDESCO | ALBUQUERQUE, NM | YAM | Fox / Scott / Tsubaki / One Industries / NCY Yamaha | |
| 11 | 690 | KENNY L BARTRAM | STILLWATER, OK | KTM | KTM / K-Style / Arai / Alpine Stars / Pro Taper / FMF / Goat | |
| 12 | 188 | ANDY R HARRINGTON | EL CAJON, CA | YAM | Team Motoworld of El Cajon / One Industries / Thor / Smith / Renthal / FMF / Alpinestars / Acerbis / Galfer Brakes / Pirelli Tires / JSP / NJS / Spinelli Auto Sales | |
| 13 | 118 | DOUG PARSONS | COLTON, CA | SUZ | Arnette / Pro Circuit / One Ind / Streight Edge / VP / Dunlop / Renthal | |
| 14 | 182 | DENNIS S OWENS | NORMAN, OK | SUZ | Reynard Racing / Fox / Scott / Silkolene | |
| 15 | 982 | AKIRA NARITA | CANYON LAKE, CA | HON | Moto Roman / Castrol / Morrow Credit / Bridgestone / Honda / Alpine Stars / Arai / RK Chain / Pro Grip | |
| 16 | 98 | ERICK VALLEJO | MEXICO, NL | KAW | | |
| 17 | 985 | HAWK B WHITE | QUAIL VALLEY, CA | SUZ | Rock Oil / F and S Suzuki / Zone Clothing | |
| 18 | 717 | RONNIE CLARK | FARMINGTON, NM | YAM | Boulder Yamaha / GSMXS / Fox / Proaction / FMF / Maxima / Dunlop / Works Connection / Ceat / Shred Shed / CTI2 | |
| 19 | 606 | MATT P MAXIMOFF | LAKESIDE, CA | HON | Demarini's Planet Honda / Pro Grip / Torco / Ceet / Alpine Star / Arai / Santa Cruz Concepts / Shockwear / Galfer brakes / Pro Clean 1000 / MVR / RG3 / UFO / Tsubaki / Regina / Dunlop / Wiseco / Applied / V-force | |
| 20 | 16 | CASEY A JOHNSON | LAKE ELSINORE, CA | YAM | Yamaha of Troy / Sinisalo / Oakley / Etnics / No Fear | |
| Pos. | No. | Rider Name | Hometown | Machine | Sponsors |
| 1 | 94 | RYAN D CLARK | ALBUQUERQUE, NM | KAW | R&S Kawasaki / Thor / Bridgestone / Alpinestars / Dragon / One Industries / EmigRacing / Individual / PTS / Arai / Hinson | |
| 2 | 60 | DAVID PINGREE | MENIFEE, CA | SUZ | American Suzuki / Primal Impulse / Bills Pipes / Shift / Alpinestars / Champion Nutrition / CTI | |
| 3 | 49 | MICHAEL A BRANDES | QUAIL VALLEY, CA | SUZ | Primal Impulse / Suzuki / Bill's Pipes / Shift / Shoei / Scott / Alphinestar | |
| 4 | 33 | CASEY LYTLE | SANTA CLARITA, CA | YAM | Yamaha of Troy / Yamaha Motor Corp / Sinisalo / Oakley / Bell / Renthal / Alpinestars | |
| 5 | 85 | GREG S SCHNELL | RANCHO CUCAMONGA, CA | YAM | Motoworld Yamaha / Thor / Pro Circuit / Renthal / Goat / Alpinestars / Pirelli Tires / Applied Racing | |
| 6 | 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 | |
| 7 | 168 | KEITH R JOHNSON | ALBUQUERQUE, NM | YAM | Pro Circuit / Bobby J's Yamaha / AXO / Spy / Donnie Hanson MX Academy / Renthal / Applied Racing / Ceet / Works Connection / Innovation Sports / ZLT Designs / No Fear | |
| 8 | 136 | DANIEL M BLAIR | LODI, CA | YAM | Mach 1 Motorsports / FMF Racing / Bell Helmets / MX4 / Answer Racing / Spectro Oil / Bell Helmets / Ferodo Brakes / Scott Goggles / EVS Sports Protection | |
| 9 | 128 | STEVE ANDRICH | PERRIS, CA | SUZ | Tuning by Travis / Extreme / One Industries / Wiseco / Competition Direct / Emig Racing / Dunlop / CTi | |
| 10 | 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 | |
| 11 | 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 | |
| 12 | 79 | BRAD HAGSETH | ONALASKA, WA | HON | DeMarini Sports / Honda / Pro Grip / Alpinestars / Arai / MVR / RG3 Suspension / Dunlop / Hinson / VFO / Torco / Applied / Works Connection / Tsubaki | |
| 13 | 99 | RYAN A DUFF | CHAVIES, KY | YAM | One Industries / Sinisalo / Pro Circuit / Enzo / Oakley / Bell / Straight Edje / CTI | |
| 14 | 686 | KRIS C ROURKE | SANTEE, CA | SUZ | SMP Clothing / Western Power Sports / Bel-Ray / Scott / IMS / FMF / Cirque Optics / 989 Studios / M&M Plastering / Motosports / Stan's Performance Motorcycles / Dutch Touch Tattooing & Piercing | |
| 15 | 615 | JEFF S NORTHROP | CONCORD, CA | KAW | Team Green / Fox / FMF / Bel-Ray / Scott / Renthal / Dunlop / CTi / Concord Kawasaki / Posey Racing / DTI Air Filters / 100% | |
| 16 | 433 | DAX KASTRIN | ALBUQUERQUE, NM | KAW | R&S Kawasaki / Hoy Fox Toyota / Sinisalo / Arnette / REP Motul / Pros Choice / Bridgestone / Bell Helmets / White Brothers / | |
| 17 | 452 | MARK L TILLEY | ROWLAND HEIGHTS, CA | KTM | Z Racing / Wind / LBZ / AC / Scott / Alpinestar / Vertex / Cemoto | |
| 18 | 989 | RODRIG THAIN | FRANCE 75011, | HON | FMF / Honda | |
| 19 | 135 | DANNY R CARLSON | SUN CITY, CA | YAM | Team DAP / Bills Pipes / Fox / Shoei / Arnette / Nova / All Pro | |
| 20 | 587 | JERRY ALEMAN | MORENO VALLEY, CA | SUZ | Stiffie / FMF / Chvy's / Bridgestone | |
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