On this parts fiche the O Ring,15mm is the most specified component.
Parts such as the Brake Pedal: Switch,brake, Pin-cotter,2.0x15, Lever-brake,pedal, Pin-cotter,2.0x22 are included in the Kvf360-b9f Prairie360 2009 Usa Brake Pedal parts fiche.
Of all the components that make up this Brake Pedal the Washer,8.5x16x1.2 has the lowest price.