On this parts fiche the Bolt, Hexagon Socket Head is the most specified component.
This schematic depicts all components used in the Xg250 2005 4d61 France 1d4d6-352s1 Embrague Del Arranque partslist.
Some items from this specific schematic: Gear 3, Bolt, Hexagon Socket Head, Starter One-way Assy, Shaft 1.