You need to add another bike through Strava.
For us to help you estimate the condition of your bike and its components, we recommend automating the synchronization process between your tracking device and a Strava Bike. In this way, we ensure that the condition of your bike is always up to date with its usage.
There are two options for adding a bike on Strava:
Strava Mobile App: Strava > You > Profile > Gear > Add gear