| Pos. | No. | Rider Name | Hometown | Machine | Sponsors |
| 1 | 5 | MIKE LAROCCO | SOUTH BEND, IN | HON | Factory Connection / Jack in the Box / Oneal / Scott / Bell / Gaerne / If Design / Motolids / UFO / Wiseco / Klotz / Cometic / EBC / Renthal / Shockware / V-Force / Pirelli / Cycra / White Powerfilters / E-line / Ringers Resource / Atomic 22 / Works Connection / Bills Pipes / Hinson |
| 2 | 56 | MIKE E KATIN JR | EAST SPARTA, OH | YAM | Kames Sports / One Industries / Sinisalo / Hammerhead / Wiseco / Pirelli / Cametic / Alpinestar / Smith / Pro Circuit |
| 3 | 66 | TODD DEHOOP | HUDSONVILLE, MI | YAM | Yamaha of Troy / Sinisalo / Pro Circuit / Dunlop / Scott / Bell / Renthal / N-Style / EBC / Hinson / Works Connection / TwinAir |
| 4 | 78 | PAT F FOSTER | BISHOP, CA | KAW | Tom Morgan Racing / Dunlop / MSR / Bell / Applied / Axcel / AFAM / Smith / FMF / Works Connection / N-Style / Wiseco / VSK / White Brothers / ZLT |
| 5 | 87 | BRIAN L STONE | KANSAS CITY, MO | KAW | Edge Racing / JT / Bell / Wiseco / Scott / EVS / Pro Circuit / Motion Pro / Bridgestone |
| 6 | 629 | KELLY D SMITH | LUDINGTON, MI | KTM | KTM Sport Motorcycle / Fox / Lansing Cycle / Michelin / EVS / Scott / Flying Colors |
| 7 | 209 | BILLY M BINCKLEY | WOODINVILLE, WA | YAM | Lynnwood Yamaha / FMF / O'Neal / Aurora Engineering / Scott / Renthal / White Knuckle Grips / Air Placed Concrete / Jak Bakz / White Knuckle Grips / Vision Quest Marketing |
| 8 | 89 | JEFF P TILTON | EL CAJON, CA | YAM | Smittys Cycle Center / Yamaha / SMP / Bell / Sunstar / Smith / AP Designs / Renthal / EBC / UFO / FMF / Works Connection |
| 9 | 65 | JASON L FRENETTE | CANADA, AB | KAW | Airdrie Motorsports / FMF / Smith Goggles / AXO / Applied Racing / Throttle Jockey / CTi / White Bros / Berg Racing / Boyesen / EBC / Renthal / Maxima / Pirelli / Twin Air Filters / Wiseco / Fastway / UFO |
| 10 | 646 | ERIK ANDERSON | TUCSON, AZ | HON | Pro Circuit / JT Racing / One Industries / Works Connection / Applied Racing |
| 11 | 120 | CORY BAUDER | KENNEWICK, WA | YAM | Team Lynnwood Yamaha / O'Neal / FMF / Renthal / Dunlop / Hot Air Designs / Whits Knuckle / Scott / Aurora Engineering / Air Placed Concrete / Riverside Ford |
| 12 | 34 | ANTHONY P AMARADIO | TEMECULA, CA | YAM | Dirt Squirt / Race Tech / Motorex / Pirelli / Spy / AGV / Prex |
| 13 | 414 | CHAD SANNER | SMITHFIELD, PA | KAW | Sigmund Kaw / Sweet Commotion / Dirt Bikes / Performance Eng / Sungear / Smith / Ceet / EBC / Pirelli / Applied |
| 14 | 700 | ERON Q EZERINS | WEST ALLIS, WI | SUZ | Torque Center / Banzai Racing / Silkolene |
| 15 | 839 | TIM D ROTH | STEVENS POINT, WI | SUZ | MX Tech / Torque Center / Energizer Batteries / / Nielson / CEET / Bridgestone / Rickon |
| 16 | 205 | TRACY BACHMAN | FORT DODGE, IA | HON | Storm Lake Honda / Pro Circuit / Thor |
| 17 | 228 | TRAVIS B TRIEB | KEARNEY, MO | YAM | TNT Sports / Fox / So Cal / Edge Racing |
| 18 | 404 | KARTER BUSSE | DOUSMAN, WI | SUZ | Torque Center / Lake Country Motorsports / Garvis / Dad |
| 19 | 132 | JOSEPH W OEHLHOF | WAPAKONETA, OH | HON | Fast Cycles / REP / Allan Nott / Cycra / Thor / Scott / Pirelli |
| 20 | 64 | JEFF HEDDEN | VALLEY CENTER, KS | YAM | K&N Yamaha / Pro Circuit / Thor / Bridgestone / Wiseco / Shoei / Motul / UFO / 100% / Works Connection / Pacific Designs |
| 21 | 624 | PAT J READY | SAINT PAUL, MN | KAW | RBP / North Star Sports / Thor / Elf |
| 22 | 24 | PHIL LAWRENCE | MENIFEE, CA | KAW | Tecate-Thor Kawasaki Mexico / Bridgestone / Pro-Circuit / Wide Open Racing / Renthall / Motul / Arai / Scott / Twin-Air / CTI / Works Connection / UFO / Troy Lee Designs / R.K. / Excell / Galfer / VP |
| Pos. | No. | Rider Name | Hometown | Machine | Sponsors |
| 1 | 2 | JEREMY A MCGRATH | MENIFEE, CA | YAM | Chaparral / Yamaha Racing |
| 2 | 16 | MICKAEL PICHON | FRANCE, | SUZ | American Suzuki Motor Corp. |
| 3 | 10 | RYAN HUGHES | TEMECULA, CA | KAW | Kawasaki Motors Corp. USA |
| 4 | 46 | HEATH D VOSS | PRIOR LAKE, MN | HON | Shoei / Bridgestone / Wiseco / AXO / EK Chain / ELF |
| 5 | 96 | CORY KEENEY | OAKDALE, MN | YAM | Hartman Ent. / FMF / Extreme / Pro Action / Pirelli / GRP / Applied / Sun Star / Wiseco / Varner / EBC / CEET / Bell / Pro Concepts |
| 6 | 34 | ANTHONY P AMARADIO | TEMECULA, CA | YAM | Dirt Squirt / Race Tech / Motorex / Pirelli / Spy / AGV / Prex |
| 7 | 87 | BRIAN L STONE | KANSAS CITY, MO | KAW | Edge Racing / JT / Bell / Wiseco / Scott / EVS / Pro Circuit / Motion Pro / Bridgestone |
| 8 | 209 | BILLY M BINCKLEY | WOODINVILLE, WA | YAM | Lynnwood Yamaha / FMF / O'Neal / Aurora Engineering / Scott / Renthal / White Knuckle Grips / Air Placed Concrete / Jak Bakz / White Knuckle Grips / Vision Quest Marketing |
| 9 | 414 | CHAD SANNER | SMITHFIELD, PA | KAW | Sigmund Kaw / Sweet Commotion / Dirt Bikes / Performance Eng / Sungear / Smith / Ceet / EBC / Pirelli / Applied |
| 10 | 120 | CORY BAUDER | KENNEWICK, WA | YAM | Team Lynnwood Yamaha / O'Neal / FMF / Renthal / Dunlop / Hot Air Designs / Whits Knuckle / Scott / Aurora Engineering / Air Placed Concrete / Riverside Ford |
| 11 | 700 | ERON Q EZERINS | WEST ALLIS, WI | SUZ | Torque Center / Banzai Racing / Silkolene |
| 12 | 839 | TIM D ROTH | STEVENS POINT, WI | SUZ | MX Tech / Torque Center / Energizer Batteries / / Nielson / CEET / Bridgestone / Rickon |
| 13 | 205 | TRACY BACHMAN | FORT DODGE, IA | HON | Storm Lake Honda / Pro Circuit / Thor |
| 14 | 228 | TRAVIS B TRIEB | KEARNEY, MO | YAM | TNT Sports / Fox / So Cal / Edge Racing |
| 15 | 66 | TODD DEHOOP | HUDSONVILLE, MI | YAM | Yamaha of Troy / Sinisalo / Pro Circuit / Dunlop / Scott / Bell / Renthal / N-Style / EBC / Hinson / Works Connection / TwinAir |
| 16 | 624 | PAT J READY | SAINT PAUL, MN | KAW | RBP / North Star Sports / Thor / Elf |
| Pos. | No. | Rider Name | Hometown | Machine | Sponsors |
| 1 | 15 | DAMON W HUFFMAN | ACTON, CA | KAW | Kawasaki Motors Corp., U.S.A. |
| 2 | 61 | RYAN W TERLECKI | SALEM, OR | SUZ | Tom Morgan Racing / Dunlop / J T Racing / FMF / Throttle Jockey / Smith Goggles / Bell Helmets / Fuel Clothing / Red Line Oils / Hinson / Works Connection / Applied / Ampersand / Wiseco / Fastway / Hammerhead Graphics / Washougal MX |
| 3 | 83 | JAMES M POVOLNY JR | MENDOTA HEIGHTS, MN | KTM | Dr. Medskeri / Cycle Shed / KTM / FMF / Xtreme / Pirelli / RedLine Oil / Bell / Smith / Alpinestars / Applied |
| 4 | 80 | JEANSEBASTIEN ROY | CANADA, PQ | KAW | Two Wheel Kawasaki / MSR / Pirelli / Bieffe / FMF / Pro Action / Barr's Competition / Silkolene / Braking / EK / Works Connection / Oakley / No Fear / Boyesen / Twin Air / Pro Taper / CTI / UFO / Factory FX / Hinson / UTop / Motion Pro |
| 5 | 154 | CAREY HART | HENDERSON, NV | KAW | Fleshgear / Alpinestars / Split / AGV / Red Carpet Kawasaki / Black Flys / Soul Expressions / Jer's Board Shop / SED / MC Central |
| 6 | 5 | MIKE LAROCCO | SOUTH BEND, IN | HON | Factory Connection / Jack in the Box / Oneal / Scott / Bell / Gaerne / If Design / Motolids / UFO / Wiseco / Klotz / Cometic / EBC / Renthal / Shockware / V-Force / Pirelli / Cycra / White Powerfilters / E-line / Ringers Resource / Atomic 22 / Works Connection / Bills Pipes / Hinson |
| 7 | 78 | PAT F FOSTER | BISHOP, CA | KAW | Tom Morgan Racing / Dunlop / MSR / Bell / Applied / Axcel / AFAM / Smith / FMF / Works Connection / N-Style / Wiseco / VSK / White Brothers / ZLT |
| 8 | 56 | MIKE E KATIN JR | EAST SPARTA, OH | YAM | Kames Sports / One Industries / Sinisalo / Hammerhead / Wiseco / Pirelli / Cametic / Alpinestar / Smith / Pro Circuit |
| 9 | 65 | JASON L FRENETTE | CANADA, AB | KAW | Airdrie Motorsports / FMF / Smith Goggles / AXO / Applied Racing / Throttle Jockey / CTi / White Bros / Berg Racing / Boyesen / EBC / Renthal / Maxima / Pirelli / Twin Air Filters / Wiseco / Fastway / UFO |
| 10 | 629 | KELLY D SMITH | LUDINGTON, MI | KTM | KTM Sport Motorcycle / Fox / Lansing Cycle / Michelin / EVS / Scott / Flying Colors |
| 11 | 646 | ERIK ANDERSON | TUCSON, AZ | HON | Pro Circuit / JT Racing / One Industries / Works Connection / Applied Racing |
| 12 | 89 | JEFF P TILTON | EL CAJON, CA | YAM | Smittys Cycle Center / Yamaha / SMP / Bell / Sunstar / Smith / AP Designs / Renthal / EBC / UFO / FMF / Works Connection |
| 13 | 132 | JOSEPH W OEHLHOF | WAPAKONETA, OH | HON | Fast Cycles / REP / Allan Nott / Cycra / Thor / Scott / Pirelli |
| 14 | 64 | JEFF HEDDEN | VALLEY CENTER, KS | YAM | K&N Yamaha / Pro Circuit / Thor / Bridgestone / Wiseco / Shoei / Motul / UFO / 100% / Works Connection / Pacific Designs |
| 15 | 404 | KARTER BUSSE | DOUSMAN, WI | SUZ | Torque Center / Lake Country Motorsports / Garvis / Dad |
| 16 | 24 | PHIL LAWRENCE | MENIFEE, CA | KAW | Tecate-Thor Kawasaki Mexico / Bridgestone / Pro-Circuit / Wide Open Racing / Renthall / Motul / Arai / Scott / Twin-Air / CTI / Works Connection / UFO / Troy Lee Designs / R.K. / Excell / Galfer / VP |
| Pos. | No. | Rider Name | Hometown | Machine | Sponsors |
| 1 | 13 | MICHAEL R CRAIG | LAKESIDE, CA | HON | Honda of Troy / Sinisalo / Alpinestars / Oakley / Bell / Dunlop / Renthal / Pro Circuit / Acerbis |
| 2 | 4 | LARRY WARD | FLORENCE, SC | SUZ | American Suzuki Motor Corp. |
| 3 | 19 | DOUG A HENRY | OXFORD, CT | YAM | Yamaha Motor Corp. USA / Fox / Bridgestone |
| 4 | 17 | STEVE LAMSON | RIVERSIDE, CA | HON | American Honda Motor Co., Inc. / Fox |
| 5 | 10 | RYAN HUGHES | TEMECULA, CA | KAW | Kawasaki Motors Corp. USA |
| 6 | 2 | JEREMY A MCGRATH | MENIFEE, CA | YAM | Chaparral / Yamaha Racing |
| 7 | 16 | MICKAEL PICHON | FRANCE, | SUZ | American Suzuki Motor Corp. |
| 8 | 96 | CORY KEENEY | OAKDALE, MN | YAM | Hartman Ent. / FMF / Extreme / Pro Action / Pirelli / GRP / Applied / Sun Star / Wiseco / Varner / EBC / CEET / Bell / Pro Concepts |
| 9 | 46 | HEATH D VOSS | PRIOR LAKE, MN | HON | Shoei / Bridgestone / Wiseco / AXO / EK Chain / ELF |
| 10 | 34 | ANTHONY P AMARADIO | TEMECULA, CA | YAM | Dirt Squirt / Race Tech / Motorex / Pirelli / Spy / AGV / Prex |
| 11 | 120 | CORY BAUDER | KENNEWICK, WA | YAM | Team Lynnwood Yamaha / O'Neal / FMF / Renthal / Dunlop / Hot Air Designs / Whits Knuckle / Scott / Aurora Engineering / Air Placed Concrete / Riverside Ford |
| 12 | 66 | TODD DEHOOP | HUDSONVILLE, MI | YAM | Yamaha of Troy / Sinisalo / Pro Circuit / Dunlop / Scott / Bell / Renthal / N-Style / EBC / Hinson / Works Connection / TwinAir |
| 13 | 87 | BRIAN L STONE | KANSAS CITY, MO | KAW | Edge Racing / JT / Bell / Wiseco / Scott / EVS / Pro Circuit / Motion Pro / Bridgestone |
| 14 | 209 | BILLY M BINCKLEY | WOODINVILLE, WA | YAM | Lynnwood Yamaha / FMF / O'Neal / Aurora Engineering / Scott / Renthal / White Knuckle Grips / Air Placed Concrete / Jak Bakz / White Knuckle Grips / Vision Quest Marketing |
| 15 | 700 | ERON Q EZERINS | WEST ALLIS, WI | SUZ | Torque Center / Banzai Racing / Silkolene |
| 16 | 839 | TIM D ROTH | STEVENS POINT, WI | SUZ | MX Tech / Torque Center / Energizer Batteries / / Nielson / CEET / Bridgestone / Rickon |
| 17 | 228 | TRAVIS B TRIEB | KEARNEY, MO | YAM | TNT Sports / Fox / So Cal / Edge Racing |
| 18 | 414 | CHAD SANNER | SMITHFIELD, PA | KAW | Sigmund Kaw / Sweet Commotion / Dirt Bikes / Performance Eng / Sungear / Smith / Ceet / EBC / Pirelli / Applied |
| 19 | 205 | TRACY BACHMAN | FORT DODGE, IA | HON | Storm Lake Honda / Pro Circuit / Thor |
| 20 | 624 | PAT J READY | SAINT PAUL, MN | KAW | RBP / North Star Sports / Thor / Elf |
| Pos. | No. | Rider Name | Hometown | Machine | Sponsors |
| 1 | 3 | EZRA LUSK | BAINBRIDGE, GA | HON | American Honda Motor Co., Inc. / Fox |
| 2 | 8 | KEVIN W WINDHAM | BATON ROUGE, LA | YAM | Yamaha Motor Corp. USA / Fox / Bridgestone |
| 3 | 11 | JIMMY BUTTON | SCOTTSDALE, AZ | YAM | Chaparral / Yamaha Racing |
| 4 | 100 | MICHAEL L BROWN | PINEY FLATS, TN | HON | Honda of Troy / Sinisalo / Oakley / Dunlop / Bell / Alpinestar |
| 5 | 15 | DAMON W HUFFMAN | ACTON, CA | KAW | Kawasaki Motors Corp., U.S.A. |
| 6 | 5 | MIKE LAROCCO | SOUTH BEND, IN | HON | Factory Connection / Jack in the Box / Oneal / Scott / Bell / Gaerne / If Design / Motolids / UFO / Wiseco / Klotz / Cometic / EBC / Renthal / Shockware / V-Force / Pirelli / Cycra / White Powerfilters / E-line / Ringers Resource / Atomic 22 / Works Connection / Bills Pipes / Hinson |
| 7 | 80 | JEANSEBASTIEN ROY | CANADA, PQ | KAW | Two Wheel Kawasaki / MSR / Pirelli / Bieffe / FMF / Pro Action / Barr's Competition / Silkolene / Braking / EK / Works Connection / Oakley / No Fear / Boyesen / Twin Air / Pro Taper / CTI / UFO / Factory FX / Hinson / UTop / Motion Pro |
| 8 | 78 | PAT F FOSTER | BISHOP, CA | KAW | Tom Morgan Racing / Dunlop / MSR / Bell / Applied / Axcel / AFAM / Smith / FMF / Works Connection / N-Style / Wiseco / VSK / White Brothers / ZLT |
| 9 | 61 | RYAN W TERLECKI | SALEM, OR | SUZ | Tom Morgan Racing / Dunlop / J T Racing / FMF / Throttle Jockey / Smith Goggles / Bell Helmets / Fuel Clothing / Red Line Oils / Hinson / Works Connection / Applied / Ampersand / Wiseco / Fastway / Hammerhead Graphics / Washougal MX |
| 10 | 83 | JAMES M POVOLNY JR | MENDOTA HEIGHTS, MN | KTM | Dr. Medskeri / Cycle Shed / KTM / FMF / Xtreme / Pirelli / RedLine Oil / Bell / Smith / Alpinestars / Applied |
| 11 | 56 | MIKE E KATIN JR | EAST SPARTA, OH | YAM | Kames Sports / One Industries / Sinisalo / Hammerhead / Wiseco / Pirelli / Cametic / Alpinestar / Smith / Pro Circuit |
| 12 | 89 | JEFF P TILTON | EL CAJON, CA | YAM | Smittys Cycle Center / Yamaha / SMP / Bell / Sunstar / Smith / AP Designs / Renthal / EBC / UFO / FMF / Works Connection |
| 13 | 646 | ERIK ANDERSON | TUCSON, AZ | HON | Pro Circuit / JT Racing / One Industries / Works Connection / Applied Racing |
| 14 | 154 | CAREY HART | HENDERSON, NV | KAW | Fleshgear / Alpinestars / Split / AGV / Red Carpet Kawasaki / Black Flys / Soul Expressions / Jer's Board Shop / SED / MC Central |
| 15 | 65 | JASON L FRENETTE | CANADA, AB | KAW | Airdrie Motorsports / FMF / Smith Goggles / AXO / Applied Racing / Throttle Jockey / CTi / White Bros / Berg Racing / Boyesen / EBC / Renthal / Maxima / Pirelli / Twin Air Filters / Wiseco / Fastway / UFO |
| 16 | 629 | KELLY D SMITH | LUDINGTON, MI | KTM | KTM Sport Motorcycle / Fox / Lansing Cycle / Michelin / EVS / Scott / Flying Colors |
| 17 | 132 | JOSEPH W OEHLHOF | WAPAKONETA, OH | HON | Fast Cycles / REP / Allan Nott / Cycra / Thor / Scott / Pirelli |
| 18 | 64 | JEFF HEDDEN | VALLEY CENTER, KS | YAM | K&N Yamaha / Pro Circuit / Thor / Bridgestone / Wiseco / Shoei / Motul / UFO / 100% / Works Connection / Pacific Designs |
| 19 | 404 | KARTER BUSSE | DOUSMAN, WI | SUZ | Torque Center / Lake Country Motorsports / Garvis / Dad |
| 20 | 24 | PHIL LAWRENCE | MENIFEE, CA | KAW | Tecate-Thor Kawasaki Mexico / Bridgestone / Pro-Circuit / Wide Open Racing / Renthall / Motul / Arai / Scott / Twin-Air / CTI / Works Connection / UFO / Troy Lee Designs / R.K. / Excell / Galfer / VP |
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