The 2006 Speed World Challenge season was the 17th season of the SCCA Pro Racing Speed World Challenge. It began on March 15 at Sebring International Raceway and ended on October 21 at Road Atlanta after ten rounds.[1]
| Date | Location | Classes | ||
|---|---|---|---|---|
| March 15 | GT | TC | ||
| March 30 | GT | TC | ||
| April 7 | GT | |||
| May 19 | GT | TC | ||
| June 23 | GT | TC | ||
| July 13 | GT | TC | ||
| August 11 | TC | |||
| August 18 | GT | TC | ||
| September 1 | GT | TC | ||
| October 3 | GT | TC | ||
| October 19 | GT | TC | ||
| Round | Date | Circuit | Winning Driver (GT)Winning Driver (TC) | Winning Vehicle (GT)Winning Vehicle (TC) | |
|---|---|---|---|---|---|
| 1 | March 16-17 | Sebring |  Mike McCannBill Auberlen | Dodge ViperBMW 325i | |
| 2 | April 1 | St. Petersburg | Lawson AschenbachRandy Pobst | Porsche 911 GT3Mazda6 | |
| 3 | April 9 | Long Beach |  Ron FellowsDid not participate | Cadillac CTS-VDid not participate | |
| 4 | April 21 | Mid Ohio | Lou Gigliotti Chip Herr | Chevrolet Corvette C6Audi A4 | |
| 5 | June 25 | Infineon | Ricardo Emery Pierre Kleinubing | Porsche 911 GT3Acura TSX | |
| 6 | July 15 | Miller | Lou GigliottiPierre Kleinubing | Chevrolet Corvette C6Acura TSX | |
| 7 | August 13 | Denver | Did not participateBrandon Davis | Did not participateAcura TSX | |
| 8 | August 20 | Road America | Tommy ArcherChip Herr | Dodge SRT ViperAudi S4 | |
| 9 | September 3 | Mosport | Michael GalatiChip Herr | Volvo S60RAudi A4 | |
| 10 | October 5 | Road Atlanta | Lawson AschenbachMichael Galati | Cadillac CTS-V | |
| 11 | October 22 | Laguna Seca | Randy PobstEric Curran | Porsche 911Acura RSX |