(For other motorcycles please ask)
Only the correct oil filter ensures that your oil is free of all particles. For the long life of your engine and a perfect, smooth running.
Copper washer: article no. 1854013 and 1854011
You can use oil filter 30014 (with grooves) as well as oil filter 7721779 (with edges).
Please pay attention which oil filter is already installed in your motorcycle!