I am doing the same route. I would be riding across Himachal though. Maybe a 3 week itinerary. If you don't mind being a pillion and are an early riser, please feel free to connect. I would be covering the below trail. Kasol,Tosh ,Malana. Barshain,Bir,Parashar.
Manali,Spiti,Kinnaur,Simla.