Ford 2003 Mustang Workshop Manual page 191

5. Method two. Using the special tools, remove the hub.
6. Remove the snap ring.
7. Press the wheel bearing from the knuckle.
1. Position the knuckle on the press bed supported by the special tool.
2. Using the appropriate step plate adapter, press the bearing from the knuckle.
Installation
1. Install the bearing.
1. Position the knuckle on the press.
2. Using the appropriate step plate adapter, press the bearing into the knuckle until the
bearing clears the snap ring groove and bottoms out in the bore.