All available race results Pietro Guzzetti
| Date | Race | Rank |
| 08/11 | Giro di Lombardia | 18 |
Rider information for 1908
| Rank | 161 |
| Score | 73 |
| Name | Pietro GUZZETTI |
| Country | Italy |
| Team | Individual |
| Date | Race | Rank |
| Giro d'Italia | ||
| 15/05 | Stage 2 | 83 |
| 07/11 | Giro di Lombardia | 194 |
Rider information for 1909
| Rank | 793 |
| Score | 6 |
| Name | Pietro GUZZETTI |
| Country | Italy |
| Team | Dei - Pirelli |