The 2011 Rolex Sports Car Series season was the twelfth season of Grand-Am's premier series. Continental Tire became the official tire partner for Grand-Am, replacing Pirelli after three seasons due to Pirelli's departure to FIAFormula One, GP2 Asia Series and GP2 Series (now FIA Formula 2 Championship) as well as increasing GP3 Series (now FIA Formula 3 Championship) involvement as an official tire partner after FIA World Motor Sport Council meeting verdict event in Geneva, Switzerland on June 24, 2010.[1][2] The company purchased the naming rights of the RSCS's support series, the Grand-Am Cup Series, from KONI in 2010.
The official schedule was released October 18, 2010, and consisted of twelve rounds.[4] Road America appears on the schedule after a nine-year absence, while Laguna Seca returns after its absence from the schedule in 2010. The second race at Daytona and Miller Motorsports Park do not return.
Spirit of Daytona Racing announced on October 11, 2010, that they would be changing to a Chevrolet-powered prototype.[7]SunTrust Racing also announced on October 6 that they would return to the Chevrolet powerplant after two years of using a Ford powerplant.[8]
It was announced on October 12, 2010 that Brumos Racing would be fielding a Porsche 911 GT3 for 2011 in a return to the team's roots.[9] The drivers will be Leh Keen and Andrew Davis.
It was announced on October 13, 2010 that Blackforest Motorsports would be returning to the series, fielding a Ford Mustang.[10]
It was announced on October 22, 2010 that Toro Corse would be entering two Lamborghini Gallardos in the GT class.[11]