Check out any of the six Seat components enlisted.
Parts such as the Seat: Rubber,seat Setti, Bolt,socket 8x16, Washer,10.2mm, Seat Assy,double are included in the Vt750c2b 2010 (a) European Direct Sales / Kmh St Seat parts fiche.
The Damper is the cheapest item from this partsfiche.