The most reasonably priced component used on the Xr650r 2006 (6) Australia Gasket Kit A is the Washer Seal, 6mm.
This schematic depicts all components used in the Xr650r 2006 (6) Australia Gasket Kit A partslist.
A sample from the products for the Gasket Kit A include: O-ring,9.6x2.6, O Ring,5.8x1.9, Wash,sealing,6mm, Washer 5mm.