Why do a lot of Class A gas RV's have a steering wheel that says Ford on them?

I know a lot of Class C RV's are on a Ford Chassis, but why do a lot of Class A (flat nose) gas RV's have a steering wheel that says "Ford" on it like the one in the photo? Why do a lot of Class A gas RV s have a steering wheel that says Ford on them - 1

You answered your own question.

No matter what it says on the side of the RV, there's an all Ford chassis underneath.