| Race details | |
|---|---|
| 15th round of the2009 IndyCar Series season | |
 | |
| Date | August 29, 2009 |
| Official name | Peak Antifreeze & Motor Oil Indy 300 |
| Location | Chicagoland Speedway,Joliet, Illinois |
| Course | Permanent racing facility 1.520 mi / 2.446 km |
| Distance | 200 laps 304 mi / 489.200 km |
| Pole position | |
| Driver |  Ryan Briscoe (Penske Racing) |
| Time | 1:41.6327 (4 laps) |
| Fastest lap | |
| Driver |  Tomas Scheckter (Dreyer & Reinbold) |
| Time | 25.0567 (on lap 193 of 200) |
| Podium | |
| First | Ryan Briscoe (Penske Racing) |
| Second |  Scott Dixon (Chip Ganassi Racing) |
| Third |  Mario Moraes (KV Racing) |
The2009 Peak Antifreeze & Motor Oil Indy 300 was the fifteenth round of the2009 IndyCar Series season, and was held on August 29, 2009 at the 1.520-mile (2.446 km)Chicagoland Speedway inJoliet, Illinois. The race was won byRyan Briscoe who beatScott Dixon on the last lap to win by only 0.0077 of a second.[1]
| Row | Inside | Outside | ||
|---|---|---|---|---|
| 1 | 6 | Ryan Briscoe | 3 | Hélio Castroneves |
| 2 | 10 |  Dario Franchitti | 11 | Tony Kanaan |
| 3 | 02 |  Graham Rahal | 9 | Scott Dixon |
| 4 | 26 | Marco Andretti | 5 | Mario Moraes |
| 5 | 06 |  Oriol Servià | 7 | Danica Patrick |
| 6 | 4 | Dan Wheldon | 20 | Ed Carpenter |
| 7 | 27 |  Hideki Mutoh | 43 | Tomas Scheckter |
| 8 | 18 | Justin Wilson | 24 | Mike Conway (R) |
| 9 | 2 | Raphael Matos (R) | 14 | Ryan Hunter-Reay |
| 10 | 67 | Sarah Fisher | 13 |  E. J. Viso |
| 11 | 23 | Milka Duno | 33 |  Robert Doornbos (R) |
| 12 | 98 | Jaques Lazier | ||
| Pos | Driver | Points |
|---|---|---|
| 1 | Ryan Briscoe | 550 |
| 2 | Dario Franchitti | 525 |
| 3 | Scott Dixon | 517 |
| 4 | Hélio Castroneves | 383 |
| 5 | Danica Patrick | 353 |
| Previous race: 2009 Indy Grand Prix of Sonoma | IndyCar Series 2009 season | Next race: 2009 Indy Japan 300 |
| Previous race: 2008 Peak Antifreeze Indy 300 | Peak Antifreeze Indy 300 | Next race: 2010 Peak Antifreeze Indy 300 |