Parts such as the Side Cover: Collar (3l1), Screw, With Washer (34k), Clamp, Tank Recovery are included in the Xt660r 2006 3s62 Sweden 1e3s6-300e2 Side Cover parts fiche.
With two applications this Screw, With Washer (34k) is the most specified part.
The component with the lowest price in the SIDE COVER schematic is the Bolt, Flange(4my).