They are identical.... the Super Duties, at least, are assembled at Kentucky Truck Plant and I’m quite sure the only difference is the door sticker. Some option packages are unique to Canadian trucks .... ie I think you might be able to buy a 2wd Platinum in the US but all Canadian Platinums come with 4wd. I sold one of my trucks directly to a fellow from South Carolina. There are certain things that must be done prior, but, overall it was a very easy process for him to import it into the US so long as he drove it across the line. Ford warranty transfers 100%. GM has a slight delay and Ram warranty is not transferable across the line.