WARNING: This page is about a different car, the 2007 Lincoln MKX and 2007 Ford Edge. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
FWD shown, AWD similar.
Using the special tools and a press, install new differential carrier bearings on the differential assembly.
Fig 1: Installing Transfer Shaft Bearings On Transfer Shaft Assembly Using Special Tools (307-587/1, 307-587/2)