Mike, FYI, there's a parts catalog available online
HERE.You are correct, in that we could have looked it up for him, but you claim to have parts books and didn't confirm what we were assuming either.
Isn't sharing information what Stovebolt is all about?
For the OP:
THIS PAGE indicates that the rear fenders are the same for all Single Unit (Panel, Canopy Express, Suburban) trucks.
