The lowest price component in this Swingarm parts-list fiche is the Screw,cross 5x8.
Parts such as the Swingarm: Slider,chain, Washer,swingarm S, Screw Cross 5x8, Nut,hex.,8mm are included in the Crf250r 2009 (9) Australia / Bla Swingarm parts fiche.
This SWINGARM assembly utilises four Washer,swingarm S(s) - the highest specified component.