Hero Motocorp — regarding non functional clutch plate

Address:	New Delhi, Delhi, 110044
Website:	www.heromotocorp.com

Dear sir i have purchase glamour model in 13 july 2017
Now today when i gone for service they to me that clutch plate is not working it need to be change and cost 1400/- and service charge extra
This is to inform that my meter reading is only 6345 km how this fault can come
It is manufacturing defect plz look at the matter
Why should i pay this money as the bike is 4 month old