Races in calendar week 32/2006
All motorsport events on the weekend of 11–13 Aug 2006.
| Circuit | Country | Series |
|---|---|---|
| Assen |  Netherlands |
|
| Curitiba |  Brazil |
|
| Denver (Pepsi Center) |  USA |
|
| Narellan (Oran Park) |  Australia |
|
| Silverstone |  Great Britain |
|
| Sparta (oval) | USA |
|
| Watkins Glen | USA |
|
| Zhuhai |  China |
|