2010 NASCAR Nationwide Series

The 2010 NASCAR Nationwide Series season was the twenty-ninth season of semi-professional in the United States. Beginning at Daytona International Speedway, the season included thirty-five races, which ended with the Ford 300 at Homestead Miami Speedway. During the 2009 off-season, NASCAR announced few calendar changes, including moving the Memphis Motorsports Park race to Road America because a closure of Memphis. Joe Gibbs won the owners' championship, while Brad Keselowski won the drivers' championship during the O'Reilly Auto Parts Challenge at Texas Motor Speedway, two races before the final. Toyota won the manufacturers' championship with 240 points.

Schedule changes: Phoenix and Nashville moved ahead of Texas in April. The spring race at Dover preceded the Charlotte weekends due to the extra week in May before Memorial Day. Because of the closure of the Memphis track, Gateway International Raceway in Madison, Illinois, also hosted a second race in October. Milwaukee was dropped from the schedule due to issues with the promoters, as the Wisconsin State Fair was attempting to hire a new promoter following the previous promoter's sanctioning fee nonpayment. That date went to Road America.

Note: all race dates, names, distances, television and radio stations and start times are subject to change.

The total distance of the season will be 8,599.6 miles (13,839.7 km).
♣ – This race will be run using the new Nationwide Series Car of Tomorrow.

NASCAR announced in October 2009 that the Nationwide Series' Car of Tomorrow will make its debut in 2010 in four races. Those races were the July race at Daytona International Speedway, the August race at Michigan International Speedway, the September race at Richmond International Raceway, and the October race at Charlotte Motor Speedway

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