Incoming
| Rider | Team 1956 |
|---|
Outgoing
| Rider | Team 1957 |
|---|---|
 Douglas Anderson | Retired |
 Jos De Bakker | Retired |
 Harry de Boer | Retired |
| Alfons Guns | Retired |
| Rene Janssens | Retired |
| Juul Mertens | |
| Russell Mockridge | Retired |
| Bernard Simons | |
| Hendrik Van Walle | Retired |
| Frans Vermeiren | Retired |