1955 AAA Championship Car season

The 1955 AAA Championship Car season consisted of 11 races, beginning in Speedway, Indiana on May 30 and concluding in Phoenix, Arizona on November 6. There was also one non-championship event in Mechanicsburg, Pennsylvania. The AAA National Champion and Indianapolis 500 winner was Bob Sweikert. This was the last year of the AAA National Championship.

Schedule and results
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 * Indianapolis 500 was AAA-sanctioned and counted towards the FIA F1 World Drivers' Championship title.