The Nut M10x1.25x10 is the cheapest item from this partsfiche.
The thirteen Sf848 2013 Usa (streetfighter 848) D120-00013 028 - Rear Shock Absorber component parts are all listed in this schematic.
This Shock-absorber is the most expensive of the items that make up this 028 - Rear Shock Absorber assembly.