This is a skinzip containing 16 factory and special colors for Box5's Unimog 406, created after finding the original PSD.

All colors are from http://www.rockymountainmoggers.com/unimogcolorcodes.html (archived link)
Every color also includes a clean version:

Make sure to download the updated Unimog 406 first! It adds a GUID, which is required for skinning.