Parts such as the Swingarm: Bearing-needle,bm2229, Collar, Seal, Seal,sdo22x29x5 are included in the Ksf450-b8f Kfx450r 2008 Usa Swingarm parts fiche.
With four applications this Bearing-needle,bm2229 is the most specified part.
The Swingarm assembly is constructed from several parts from which the Arm-comp-swing is the most expensive.