The most reasonably priced component used on the Crf250r 2010 (a) European Direct Sales Gasket Kit A is the Wash,sealing,6mm.
A sample from the products for the Gasket Kit A include: Gasket,head Cover (nas), Rubber,mount, Seal,spark Plug T, O-ring,19x3.
This Gasket Kit,a (nas) is the most expensive of the items that make up this Gasket Kit A assembly.