fifteen components are shown in this Mt03 2007 5yk2 Holland 1f5yk-300e1 Camshaft & Chain exploded diagram.
The component with the lowest price in the CAMSHAFT & CHAIN schematic is the Bolt, Flange(4my).
The sub assemblies and components that make up this Camshaft & Chain include this Camshaft Assy 1, the most expensive part.