Wireless bicycle system

A wireless bicycle system is mainly provided with a first bicycle component, a second bicycle component, and a terminal. The first bicycle component comprises a first wireless communication unit. The second bicycle component comprises a second wireless communication unit. The terminal comprises an identification detection portion and a coupling portion. The identification detection section is adapted to detect identification information of one of the first and the second bicycle component. The coupling portion is formed, the first and for coupling the second bicycle component for wireless communication.