| Sezon | Klasa | Mistrz Kierowców |
|---|---|---|
| 1933 | Racing Cars |
 Carlo Felice Trossi
|
| Sports Cars |
Mario Tadini
|
|
| 1932 | Racing Cars |
 Rudolf Caracciola
|
| Sports Cars |
Hans Stuck
|
|
| 1931 | Racing Cars |
 Juan Zanelli
|
| Sports Cars |
Rudolf Caracciola
|
|
| 1930 | Racing Cars |
Hans Stuck
|
| Sports Cars |
Rudolf Caracciola
|