In this schematic the "O-ring,14.8x2.4" is used most often.
This part-list fiche shows all the components that make up the Vt750c Shadow 2008 (8) Korea / Kmh Gasket Kit B .
A sample from the products for the Gasket Kit B include: O-ring,14.8x2.4, Oring 183, Washer,sealing,8m, O-ring,4.9x1.9.