| # | Pilotos (EST/PAÍS) | Pacote/Equipe | Classe |
| 1 | Scott Pruett (EUA)
Memo Rojas (MEX) | Lexus / Riley
Chip Ganassi Racing with Felix Sabates | DP |
| 3 | Bill Lester (EUA)
Shane Lewis (EUA) | Lexus / Riley
Southard Motorsports | DP |
| 6 | Ian James (EUA)
John Pew (EUA) | Ford / Riley
Michael Shank Racing | DP |
| 7 | Matt Plumb (EUA)
Gene Sigal (EUA) | BMW / Riley
Rum Bum Racing | DP |
| 10 | Max Angelelli (ITA)
Michael Valiante (CAN) | Pontiac / Dallara
SunTrust Racing | DP |
| 16 | Christian Fittipaldi (BRA)
Antonio Garcia (ESP) | Pontiac / Coyote
Cheever Racing | DP |
| 23 | Bill Auberlen (EUA)
Joey Hand (EUA) | Porsche / Riley
Alex Job Racing | DP |
| 47 | Burt Frisselle (EUA)
Ricky Taylor (EUA) | Ford / Dallara
Doran Racing | DP |
| 58 | David Donohue (EUA)
Darren Law (EUA) | Porsche / Riley
Brumos Racing | DP |
| 59 | João Barbosa (POR)
JC France (EUA) | Porsche / Riley
Brumos Racing | DP |
| 60 | Oswaldo Negri Jr (BRA)
Mark Patterson (EUA) | Ford / Riley
Michael Shank Racing | DP |
| 61 | Brian Frisselle (EUA)
Mark Wilkins (CAN) | Ford / Riley
AIM Autosport | DP |
| 75 | Tracy Krohn (EUA)
Eric Van De Poele (BEL) | Pontiac / Lola
Krohn Racing | DP |
| 76 | Nic Jonsson (SUE)
Ricardo Zonta (BRA) | Pontiac / Lola
Krohn Racing | DP |
| 77 | Memo Gidley (EUA)
Brad Jaeger (EUA) | Ford / Dallara
Doran Racing | DP |
| 91 | Marc Goossens (BEL)
Jim Matthews (EUA) | Pontiac / Riley
Bob Stallings/Riley-Matthews | DP |
| 99 | Jon Fogarty (EUA)
Alex Gurney (EUA) | Pontiac / Riley
Bob Stallings Racing | DP |
