Smallest margin GC wins
Wins in GC with the smallest of margins.
| # | Year | Race | Class | Margin |
|---|---|---|---|---|
| 1 | 1929 | Vuelta Ciclista al País Vasco | 0:00 | |
| 2 | 1931 | Ronde van België / Tour de Belgique | 0:00 | |
| 3 | 1923 | Le Havre - Rouen - Le Havre | 2:54 | |
| 4 | 1928 | Vuelta Ciclista al País Vasco | 12:20 | |
| 5 | 1929 | Tour de France | 44:23 |