I am the happy owner of a 4 piece sonor S class maple. It's a 22/12/13/16 kit that I bought 2 years ago (second hand). this was the serie that was replaced by the Sclass pro serie (wichi has been replaced by the sclassix).
I don't have very good pictures of it, but here is one
(ps: it's not me on the drums but a friend of mine)