List of all Cobe Trophy races held in AAA National Motor Car Championship championships
| Race | Winner | Track | Race Start | |
|---|---|---|---|---|
 |
1909 Cobe Trophy |
Roberto Guerrero March 87C |
Crown Point | 19th June 1909 |
|
1910 Cobe Trophy |
Michael Andretti Lola T89/00 |
Indianapolis | 4th July 1910 |