looking from underneath, chute on left uses ball type rotation, chute on right uses a disc type rotation
http://img265.imageshack.us/img265/3117/combinehervesterchutehj9.jpg
also dark and light red colors
http://img98.imageshack.us/img98/6665/combineharvester51sfcolje5.jpg

Cool! I like this model. It was first released in the late '70s, and reverted to "regular" wheels. I cannot imagine what a Superfast harvester would have been like. I am glad the designers did not entertain the idea. :)