My doors are keyed alike. I pulled the screws on both to verify via the label, and both labels match. I like that because I had the key stuck in the deadbolt on the last camper. I also used blue loctite on all the screws when I put it back together, as I know they tend to back out over time.
LINK TO MY MODS
2012 F350 King Ranch DRW 6.7L
2013 Sabre 36QBOK-7 Platinum Package