5th season of AAA National Motor Car Championship, started 1st January and ended at 9th September 1913
Beginners of the season: WH Smith , Billy Carlson , Clyde Washburn , Earl Schnack , Ed Lyons , Tony Jeanette , Al Lambda , William Campbell , CA Conant , W Alexander , J Comptor , Jules Goux , Albert Guyot , Theodore Pilette , HJ Kilpatrick , Tom Alley , Vincenzo Trucco , Ed Madden , Paolo Zuccarelli , Ernest Reeder , Charles Latta , Jack Walsh , Nick Nichols , Conrad Hanson , Bill Taaffe , Conde Mosley , Claude Newhouse , Fritz Pringle , Gaston Weigle , Hugh Drane , William McConners , TJ Beaudette , John Opsahl , Charles Luttrell , CH Taylor , Bob Wilson , Felix Magone , Paul Leach , Joe Mansfield
Wisconsin
Mercer
Fiat
Peugeot
Duesenberg
Simplex
Benz
Nyberg
Marmon
Wisconsin
Mercedes
Case
Buick
National
Studebaker
Sunbeam
Cadillac
Interstate
Isotta
Knight
Speedwell
Hartford
Hudson
Wisconsin
Apperson
Wisconsin
Ford
Lozier
Velie
Cino
Marion
Duesenberg
Kinnear
Moon
Fiat
Columbia
Locomobile
Macomber
Fraschini