International D1610, "disc wheels" rear singles?

An AB160........the ABs had proper CV joints in the front axle ,the C &D lines had ordinary universals ,and consequently had a 1/2mile turning circle .

John k.
Thats great info. Thanks
Were they still Dana 70's?
 

mad_as_hec wrote:

I was looking for a decent pic of the ID plate.

Probably Sililar to the original poster, I'm looking at using a AB / C / D 1610 4x4 as a base for a HD tourer.
I'd go single wheels for the off road-ish work and I do not need the GVM of the duals.

1) Does anybody know the size of the single wheels 6, 7, 8 x 20?
2) Were they a factory option or put on by some other entity?
I now see from 
Reason
If the vehicle came with something as an option, it's easier for the engineer to approve.

BMR? / DOI?

Brett / 180wannabe. Thanks for pointing out these were 6 stud.