Parts such as the Flasher Light: Washer, Flasher, Damper, Flasher, Screw, Lens Fitting, Collar, Flasher 1 are included in the Xs850l 1981 (b) Usa Flasher Light parts fiche.
The Flasher Light assembly is constructed from several parts from which the Rear Flasher Light Assy 1 is the most expensive.
On this parts fiche the Front Flasher Light Assy 1 is the most specified component.