Some items from this specific schematic: Bolt, Bearing(30x55x17), Bearing(30x55x17), Washer.
The Steering Stem assembly is constructed from several parts from which the Stem,steering is the most expensive.
The most reasonably priced component used on the Dl1000 Vstrom 2008 (k8) Usa (e03) Steering Stem is the Nut.