Door metal trim was always included with cabs as it finishes the cardboard off. The SS is a new thing and was not original to AD's. Be careful on who you buy the trim from as some is not very close to the originals and causes poor fit issues.
https://www.flickr.com/photos/advance-design_parts_co/12647392044/in/album-72157641244124604/
These slides are from 1948/47.
https://www.flickr.com/photos/advance-design_parts_co/17244184861/in/album-72157651718017649/

Last edited by Brad Allen; 05/02/2017 2:06 PM.