Here is a PDF I did on the task. Part numbers are included.
Yes, I wrote it and took all the photos. It is not easy to get a mint green cab for an example :)
I'm glad it helped you out.
Thanks for the posting. Just bought a 968 and the cladding is rough.
I picked mine up from 20th Street Auto in Phoenix, AZ. If you e-mail them with a P/N they will find them. I know they some in April. They were used but in good shape.
I have an order in with Stuttgart Custom Parts. I ordered and entire set with seals. It has been a week, I'll let you know if they come through.