The Cam Chain assembly is constructed from several parts from which the Adjuster Assy,tensioner is the most expensive.
The most reasonably priced component used on the Dr200se 2013 (l3) Usa (e03) Cam Chain is the Gasket(8.2x14x1) (nas).
A sample from the products for the Cam Chain include: Gasket(8.2x14x1) (nas), Spring, Tensioner,cam Chain, Bar.