The 2006 Rolex Sports Car Series season was the seventh season of the Grand-Am Rolex Sports Car Series presented by Crown Royal Special Reserve. The 15-race championship was competed with Daytona Prototype (DP) and Grand Touring (GT) class cars. It began January 28, 2006 and ended September 2, 2006. Infineon Raceway was added, breaking the record for most races. Mont Tremblant was dropped for Miller Motorsports Park, leaving Hermanos Rodríguez as the only race outside the US. Long Beach Street Circuit was added. Taken from http://en.wikipedia.org/wiki/2006_Rolex_Sports_Car_Series_season.


The 2006 American Le Mans Series season was the eighth season for the IMSA American Le Mans Series. It was a series for Le Mans Prototypes (LMP) and Grand Touring (GT) race cars divided into 4 classes: LMP1, LMP2, GT1, and GT2. It began March 18, 2006, and ended October 21, 2006 after 10 races. Taken from http://en.wikipedia.org/wiki/2006_American_Le_Mans_Series_season.


The 2006 24 Hours of Le Mans was the 74th Grand Prix of Endurance, and took place over 17–18 June 2006. It saw for the first time in Le Mans history the victory of a diesel-powered car (the Audi R10 TDI). Taken from http://en.wikipedia.org/wiki/2006_24_Hours_of_Le_Mans.