The demo usually includes one bike and a single track.
To unlock the full game and its features, you must purchase a key from an authorized source: Gp Bikes Free License Key
GP Bikes operates on a "software as a service" model where the core game is free to download as a demo. To unlock the full features—including online multiplayer, all official tracks, and full bike customization—you must purchase a unique license key from the official PiBoSo website. Each key is unique to the purchaser. The demo usually includes one bike and a single track
: The demo features one bike (the default 125cc) and one track (Victoria). all official tracks