Ford 2003 Mustang Workshop Manual page 2887

2. Using the special tool and a press, remove the countershaft rear bearing.
3. Using the special tool and a press, remove the countershaft front bearing.
4. Place the special tool in a vise. Position the countershaft extension in the tool with the sixth
drive gear facing upward. Remove the fifth/sixth shift fork.
5. Remove the sixth drive gear.
6. Remove the sixth drive gear needle bearing.