All available race results Ambrogio Erba
| Date | Race | Rank |
| 10/10 | Milano - Modena | 6 |
Rider information for 1909
| Rank | 317 |
| Score | 44 |
| Name | Ambrogio ERBA |
| Country | Italy |
| Team | Rudge Whitworth - Pirelli |
| Date | Race | Rank |
| 10/10 | Milano - Modena | 6 |
| Rank | 317 |
| Score | 44 |
| Name | Ambrogio ERBA |
| Country | Italy |
| Team | Rudge Whitworth - Pirelli |