The Rolex Sports Car Series and Grand-Am Cup races at Homestead-Miami Speedway were postponed by one week due to hurricane activity in Florida. Following are new dates and times.

details (ET)

The Grand-Am Cup race is scheduled for Saturday, Sept. 18 from 2:45 pm to 5:45 pm, and the Rolex Sports Car Series race for Sunday, Sept. 19 from 11 am to 1:45 pm. Both races will run on the 2.3-mile Homestead-Miami Speedway infield road course in Homestead, Fla.

The Grand-Am Cup race will air on Speed Channel on Saturday, Sept. 18 from 10 pm to 11 pm. The Rolex Series race will be telecast live on Speed Channel on Sunday, Sept. 19 from 11 am to 2 pm.