Maybe check to see if it's something Robey's can do - although they mainly work yard equipment/landscaping equipment they might have an idea for you. Otherwise, there's always Mt. Holly Powersports on 38 if none of the auto shops in town have a bike guy.
Amy C. replied:
If there isn't anyone in Medford try Redline Motorcycles n Pemberton. It's owned by 2 brothers,who used to work at Powersports.