Contributed By: Cliff Hobbs [MVP SMS]
Reproduced from the Microsoft Software Update Services: Frequently Asked Questions web page:

http://www.microsoft.com/windowsserversystem/sus/susfaq.mspx#top

"One method is to push the contents to a new drive. To do so, follow these steps:

1. Create a new partition on the new drive.

2. Move the contents of the \SUS\content folder over to the root of the new partition.

3. In the Computer Management snap-in, go to the Disk Management section.

4. Right-click the new partition and select Change Drive Letter and Path.

5. Select Add, then select Mount in the following empty NTFS folder.

6. In the same dialog box, select the path to the original copy of the content folder (e.g. C:\SUS\content)."