momentan nur 1 und es ist auch nur "Training" möglich - Multiplayer und Rennen wird erst mit der finalen Version veröffentlicht
"....However the update will be released on 20.12.2014 for free only for single player experience, as soon as we will receive 200 E U R donations we will release a multiplayer version with 20 pits and also a DOWNHILL edition also with multiplayer support....."
http://www.assettocorsa.net/forum/index.php?
threads/wip-pikes-peak-usa-2014-all-asphalt-miro-
kurek-edition-beta-v0-7-download-available.15320/