[1] The season began with the 12 Hours of Sebring on March 20 and ended with the Petit Le Mans on October 2, completing nine total races.
The 2010 American Le Mans Series season features nine events, dropping the St. Petersburg round from 2009.
The Utah Grand Prix at Miller Motorsports Park has also had its date pushed back to July due to the move by Laguna Seca.
[3] Introduced on August 16, 2009, IMSA announced a new class structure for the 2010 season in order to address costs.
[4] IMSA will modify the LMP1 and LMP2 rules through performance balancing in order to allow the two to compete equally in the new single category.
[4] Note that the Sebring and Petit Le Mans events will be held under ACO regulations requiring the LMP class to be split amongst LMP1 and LMP2.
Starting with the Utah race, drivers are required to complete a particular amount of the minimum number of laps in order to earn points.
Although combined into a single LMP class for seven events, the LMP1 and LMP2 category rules are utilized for the Sebring and Petit Le Mans races.
Although combined into a single LMP class for seven events, the LMP1 and LMP2 category rules are utilized for the Sebring and Petit Le Mans races.