Newman-Haas Racing
| Panoz/Cosworth/Bridgestone | #1 Sébastien BOURDAIS #2 Graham RAHAL
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Forsythe Racing
| Panoz/Cosworth/Bridgestone | #3 Paul TRACY #3 Oriol SERVIA #7 Mario DOMINGUEZ #7 David MARTINEZ
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Minardi Team USA
| Panoz/Cosworth/Bridgestone | #4 Dan CLARKE #4 Mario DOMINGUEZ #14 Robert DOORNBOS
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Team Australia Racing
| Panoz/Cosworth/Bridgestone | #5 Will POWER #15 Simon PAGENAUD
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Dale Coyne Racing
| Panoz/Cosworth/Bridgestone | #11 Katherine LEGGE #19 Bruno JUNQUIERA
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Mi-Jack Conquest Racing
| Panoz/Cosworth/Bridgestone | #34 Nelson PHILIPPE #34 Jan HEYLEN #42 Matt HALLIDAY
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PKV Racing
| Panoz/Cosworth/Bridgestone | #21 Neel JANI #22 Mario DOMINGUEZ #22 Oriol SERVIA #22 Tristan GOMMENDY
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RSports
| Panoz/Cosworth/Bridgestone | #8 Alex TAGLIANI #9 Justin WILSON
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Pacific Coast Motorsports
| Panoz/Cosworth/Bridgestone | #28 Mario DOMINGUEZ #28 Ryan DALZIEL #29 Alex FIGGE #29 Roberto MORENO
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