| Class | Num | Driver | Hometown | Reg | Make/Model | Sponsor
|
|---|
| AS | 88 | Kyle Watkins | Broomfield CO | 04 Ford Mustang | Sector Purple Racing | Colo
|
| DSR | 5 | Jake Latham | Fort Collins CO | Stohr | SCRPerformance/BuiltByBones | Colo
|
| DSR | 58 | Chris Farrell | Salt Lake City UT | Lee Stohr | C&M mfg, GDRE, Hoosier, sunoco | Utah
|
| EP | 26 | Bill Lamkin | Broomfield CO | 99 Mazda Miata | Hoosier/MazdaMotorsports/BimmerHaus | Colo
|
| EP | 53 | Guy Ruse | Boulder CO | 87 Mazda RX-7 | RK44 / PEARL AUTO BODY / MAZDASPEED | Colo
|
| EP | 87 | Woody Adams | Deadwood SD | 00 Caterham 7 America | | Colo
|
| FB | 17 | Chris Waterman | Boulder CO | 07 Spreads RM07 | Advanced Automotive/RillTech Racing | Colo
|
| FC | 32 | Kirk Kindsfater | Fort Collins CO | Van Diemen | Orthopaedic Center of the Rockies/A | Colo
|
| FF | 11 | Doug Stout | Pueblo CO | Swift | DS Masonry Inc | CDR
|
| FF | 21 | John Butkovich | Pueblo CO | Swift DB1 | Front Range Mototsports | Colo
|
| FF | 25 | David Loken | Littleton CO | Swift | | Colo
|
| FF | 37 | Bill Kephart | Colorado Springs CO | Vestal | | Colo
|
| FP | 88 | Paul Jensen | Colorado Springs CO | 91 Mazda Miata | | CDR
|
| FV | 34 | Tommy Boileau | Monument CO | VDF | HOOSIER / 1-800-FIGHT-MS | CDR
|
| FV | 49 | Brandon Peterson | Edwards CO | 09 Vortech | Peak Performance | Colo
|
| FV | 94 | Bob Neumeister | Pueblo CO | Vortech | HOOSIER TIRE/ REDLINE OIL | Colo
|
| GT2 | 76 | David Dirks | Loveland CO | 05 Porsche 996 GT3 Cup | Twobels Racing | Colo
|
| GT2 | 77 | Eban Bell | Littleton CO | 04 Porsche 996 GT3 Cup | Twobels Racing | Colo
|
| GT3 | 27 | Jim Valdez | Denver CO | 06 BMW E46 | | Colo
|
| GTL | 4 | Jonathan Goodale | Conifer CO | 09 Mazda MX-5 | Hoosier Mazdaspeed Bimmerhaus | Colo
|
| HP | 24 | James Blust | Castle Rock CO | 62 Triumph Spitfire | | CDR
|
| HP | 81 | Jerry Oleson | Aurora CO | 62 Austin Healey Sprite | | Colo
|
| S2 | 9 | Bruce Gurney | Albuquerque NM | 01 Daedalus | Aspen park vet redline hoosier | Colo
|
| S2 | 34 | Mark Mercer | Aurora CO | Lola 90.91 | Hoosier Tires/Ferenco | Colo
|
| SM | 3 | Phil Cummings | Colorado Springs CO | 99 Mazda Miata | Great Western Land and MY Hony | CDR
|
| SM | 20 | Christopher Ash | Parker CO | 99 Mazda Miata | Scanworks Medical / Rilltech Racing | Colo
|
| SM | 33 | Bobby Boileau IV | Monument CO | 99 Mazda Miata | PPIR / 1-800-FIGHT-MS | CDR
|
| SM | 38 | Kyle Watkins | Broomfield CO | 94 Mazda Miata | Sector Purple Racing Hoosier Sens | Colo
|
| SRF | 9 | Wade White | Vail CO | Spec Racer Ford | Peg Thompson | Colo
|
| SRF | 51 | Jim Nelson | Westminster CO | Spec Racer Ford | LaRue Motorsports | Colo
|
| SSB | 4 | Travis Wolcott | Boulder CO | 01 Chevrolet Camaro V-6 | | Colo
|
| SSB | 12 | Robert Schader | Boulder CO | 03 BMW Z4 | hoosier tires, red line oil, summit | Colo
|
| SSB | 57 | Carolyn Kujala | Tucson AZ | 06 Mini Cooper S | Gila Monster Racing | RioG
|
| SSB | 96 | Pratt Cole | Salt Lake City UT | 06 Ford Mustang V-6 | Western Metals U-SA Cares for Life | Utah
|
| STU | 41 | Michael Pettiford | Louisville CO | 07 Volkswagen Jetta GLI | GO 4 IT Racing Schools/Hawk/Hoosier | Colo
|
| STU | 57 | Carolyn Kujala | Tucson AZ | 06 Volkswagen Jetta | Go4It - Gila Monster Racing | RioG
|
| T1 | 41 | Michael Pettiford | Louisville CO | 10 Chevy Corvette C6 | GO 4 IT Racing Schools/Hawk/Hoosier | Colo
|
| T2 | 2 | Jason Ott | Thornton CO | 07 BMW Z4 M Coupe | BimmerHaus/Hoosier/Deadfast Racing | Colo
|
| T2 | 7 | David Muramoto | Aurora CO | 06 Nissan 350Z | Nissan Sport Magazine/Hoosier Tires | Colo
|
| T2 | 26 | Daniel Spirek | Parker CO | 07 BMW Z4 M Coupe | Hoosier/Bimmerhaus Performance | Colo
|
| T2 | 41 | Michael Pettiford | Louisville CO | 07 Pontiac Solstice GXP | GO 4 IT Racing Schools/Hawk Brakes | Colo
|
| T3 | 43 | Tommy Boileau | Monument CO | 04 Honda S2000 | BFG / 1-800-FIGHT-MS | CDR
|
| T3 | 65 | Chris Sarian | Wheat Ridge CO | 07 Volkswagen GTI | Peak Eurosport/APR/Larry Miller VW | Colo
|
| T3 | 74 | James Leithauser | Westminster CO | 08 Honda S2000 | Hoosier / BimmerHaus | Colo
|