The Gear Box assembly is constructed from several parts from which the Case-gear,rh is the most expensive.
fifty-one components are shown in this Kaf620-s9f Mule4010 2009 Usa / Trans4x4 Gear Box exploded diagram.
Some items from this specific schematic: Collar,66x70x11, Plug-oil Drain, Case-gear,rh, Bolt-flanged,8x20.