Needs to be a dealer that can handle commercial trucks.
Lots of small-town mom&pop dealers can, not all high volume dealers can, as they sell just cars/vans/pickups.
2008 F350SD V10 with an 2012 Arctic Fox 29-5E
When someone tells you to buy the same rig they own, listen, they might be right. When they tell you to buy a different rig then they own, really pay attention, they probably know something you don't.