Parts such as the Generator: Rotor Assy, Stator Assy, Screw, Pan Head(3tj), Washer, Plate (796) are included in the Xvz1300a 2000 4yp4 France 104yp-351f1 Generator parts fiche.
In this schematic the "Screw, Pan Head(4my)" is used most often.
The Generator assembly is constructed from several parts from which the Rotor Assy is the most expensive.