i run 36's, ran them on a 10 in wheel,changed to a 8 and they are a lot different.i think they hook better on a 10 in rim.but they are narrower and taller,thats what i was going for on my toyota truggy.i have to run way less air now too.ran 10 psi front and 8 psi rear.now i'm at 8 front and 4...