Royal Enfield - Defective bike delivered

i have purchased * bikes from Royal Enfield and all the bikes are registered in my name only. on December *st **** Shimoga Royal Enfield showroom delivered my new interceptor *** baker express.. from the day first its making bad noise I thought it would be go but day by day its really getting more more noise I asked service centre about the problem and they have no idea about the problem and they simply rub the back disk and disk pad from sand paper and they told problem solved but again its started to making noise again i take it to the service centre again they told run the bike until the first service(***km) and bring it for the service and i did the same and also mentioned about the specific problem that i m facing but prblm not solved and they told we will claim the warrenty for disc break and they done it but still that noise is not gone again they change disc calliper again problem continues finally they changed back wheel but as it is the problem continues and its a new bike just one month old its not need to be repaired like this i m going service centre everyday from last one month simply spending my money on Petrol for taking my bike to service centre and test ride after every repair my time and money and my energy everything is wasted i badly need voxyas help my * year savings completely gone on defective bike