You can order admission tickets or group tickets (from 10 persons) for the general spectator area via this webshop.
After receipt of payment either by credit card or ATM card or Sofortüberweisung the tickets will be shipped from August.
The following payment methods are accepted:
Master Card, Masterpass, Visa, Amex, Maestro and Sofortüberweisung
The normal tickets are not limited and can be bought on race days directly at the entrances.