| |
| Auto Sports IRL (Indy Racing League) Chicago | 
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| |
| Year | 
| 
| 
|
| 2008 | |||
| 2007 | Dario Franchitti (gbr) | Scott Dixon (nzl) | Sam Hornish Jr. (usa) |
| [Dallara-Honda] | [Dallara-Honda] | [Dallara-Honda] | |
| 2006 | Dan Wheldon (gbr) | Scott Dixon (nzl) | Sam Hornish Jr. (usa) |
| [Dallara-Honda] | [Dallara-Honda] | [Dallara-Honda] | |
| 2005 | Dan Wheldon (gbr) | Helio Castroneves (bra) | Sam Hornish Jr. (usa) |
| [Dallara-Honda] | [Dallara-Toyota] | [Dallara-Toyota] | |
| 2004 | Adrian Fernández (mex) | Bryan Herta (usa) | Tony Kanaan (bra) |
| [G Force-Honda] | [Dallara-Honda] | [Dallara-Honda] | |
| 2003 | Sam Hornish Jr. (usa) | Scott Dixon (nzl) | Bryan Herta (usa) |
| [Dallara-Chevrolet] | [G Force-Toyota] | [Dallara-Honda] | |
| 2002 | Sam Hornish Jr. (usa) | Al Unser Jr. (usa) | Buddy Lazier (usa) |
| 2001 | Jaques Lazier (usa) | Sam Hornish Jr. (usa) | Eddie Cheever Jr. (usa) |
|
Note: venue: 2001-: Chicagoland Speedway, Joliet, IL (usa) |
