The most reasonably priced component used on the Dt125re 2006 1d04 Switzerland 1e1d0-300e1 Oil Tank is the Bolt, With Washer(3xp).
Parts such as the Oil Tank: Spacer 826181750000, Bolt, With Washer(3xp), Collar(3bn), Tank, Oil are included in the Dt125re 2006 1d04 Switzerland 1e1d0-300e1 Oil Tank parts fiche.
The sub assemblies and components that make up this Oil Tank include this Tank, Oil, the most expensive part.