Extension Case: Disassembly

WARNING: This page is about a different car, the 2006 Subaru Outback and 2006 Subaru Legacy. However, it is still accessible from the selected car via links, so may be relevant.

Take out the transfer clutch and multi-plate clutch hub assembly by lightly tapping the end of rear drive shaft.
NOTE: Be careful not to damage the oil seal of the extension.
Remove the snap ring using the ST and press.
ST 18762AA000 COMPRESSOR SPECIAL TOOL

Fig 1: Identifying Snap Ring With ST And Press
Supply compressed air to remove the clutch piston.

Fig 2: Identifying Clutch Piston
Remove the dust cover from extension case.
Remove the oil seal from the extension case.