49th annual event
The 2011 Rolex 24 at Daytona ran on Saturday and Sunday January 29–30, 2011 at the Daytona International Speedway was the 49th running of the 24 Hours of Daytona endurance race.[1] The first race of the 2011 Rolex Sports Car Series season,[2] it was broadcast on Speed Channel, with fourteen hours of live coverage,[3] in addition to a considerable attendance.