2006 Indy Grand Prix of Sonoma
Infineon Raceway · · NTT IndyCar Series
Race summary
| Winner | Cars | Margin |
|---|---|---|
| Marco Andretti | 18 | 0.656 |
Finishing order
Interval is the deficit to the winner: seconds where official timing recorded them, laps where a car finished down.
| Fin | Driver | Team | Engine | Interval |
|---|---|---|---|---|
| 1 | Marco Andretti | Andretti Global | Honda | |
| 2 | Dario Franchitti | Andretti Global | Honda | +0.656s |
| 3 | Vítor Meira | Panther Racing | Honda | +10.653s |
| 4 | Scott Dixon | Chip Ganassi Racing | Honda | +11.187s |
| 5 | Helio Castroneves | Team Penske | Honda | +12.505s |
| 6 | Dan Wheldon | Chip Ganassi Racing | Honda | +13.449s |
| 7 | Jeff Simmons | Rahal Letterman Lanigan Racing | Honda | +13.875s |
| 8 | Danica Patrick | Rahal Letterman Lanigan Racing | Honda | +15.742s |
| 9 | Sam Hornish Jr. | Team Penske | Honda | +16.337s |
| 10 | Bryan Herta | Andretti Global | Honda | +18.557s |
| 11 | Tony Kanaan | Andretti Global | Honda | +40.664s |
| 12 | Ed Carpenter | Vision Racing | Honda | +1 lap |
| 13 | Kosuke Matsuura | Fernandez Racing | Honda | +1 lap |
| 14 | Scott Sharp | Fernandez Racing | Honda | +1 lap |
| 15 | Buddy Rice | Rahal Letterman Lanigan Racing | Honda | +5 laps |
| 16 | Ryan Briscoe | Dreyer & Reinbold Racing | Honda | — |
| 17 | Tomas Scheckter | Vision Racing | Honda | +36 laps |
| 18 | Jeff Bucknum | A.J. Foyt Enterprises | Honda | — |