If you look more closely, then you see the Tiger II Sprockets and Idlers.
Especially the idlers do not look like the original ones on the Panther II.
I have drawn these in the CAD and made with my small CNC milling machine:

Then I also have made the cover for the rear of the Panther II:

There is a site with a lot of Panther II Pictures:
http://www.armorjournal.com/index-tanks ... I-NACM.php