The most reasonably priced component used on the Yz250 2008 1p8g South Africa 1g1p8-100e1 Rear Suspension is the Washer, Plain (7g3).
The Rear Suspension is made up of components including this Spring which is the most expensive.
Parts such as the Rear Suspension: Bush, Shock Absorber Lower, Guide, Spring 2, Spring Seat, Bolt 1 are included in the Yz250 2008 1p8g South Africa 1g1p8-100e1 Rear Suspension parts fiche.