Whether you&';re replacing a worn-out part or enhancing your bike&';s performance, the Aventon Derailleur is your go-to solution for smooth, reliable shifting on 7- and 8-speed ebikes. Keep your ebike running at its best and enjoy every ride with this durable and dependable derailleur. Derailleurs may be Aventon or Shimano branded depending on the selection made. Select the proper bike model and speed option in the dropdown menus to ensure the proper derailleur is received