What is a Birken ID?
![Birken renn 2011 17](/index.php/assets/phwi/289-8aabfdabef139920bf02b616830dadce-std/birken-renn-2011-17.jpeg)
What is a Birken ID
Birken ID is your peronal customer number in Birken. You will be assigned a Birken ID the first time you enter one of our races.
Birken ID is your peronal customer number in Birken. You will be assigned a Birken ID the first time you enter one of our races.