A.J. Foyt Enterprises A.J. Foyt IV Access Motorsports Al Unser Jr. Alex Barron Andretti Green Racing Arie Luyendyk Jr. Bryan Herta Dan Wheldon Dreyer & Reinbold Racing Ed Carpenter Felipe Giaffone Gil de Ferran Greg Ray Helio Castroneves Hemelgarn 91 Johnson Motorsports Hemelgarn Racing Jeff Simmons Keith Duesenberg Racing Kelley Racing Kenn Hardley Racing Kenny Brack Mark Taylor Marlboro Team Penske Marty Roth Team Menard Panther Racing Paul Dana PDM Racing Team Rahal Red Bull Cheever Racing

Richie Hearn Robbie Buhl Roger Yasukawa Sam Hornish Jr. Sam Schmidt Motorsports Sarah Fisher Scott Dixon Scott Sharp Super Aguri Fernandez Racing Target Chip Ganassi Racing Thiago Medeiros Tomas Scheckter Tony Kanaan Tora Takagi Vitor Meira