If thier 700xx rims the fronts are the same bolt pattern. 400ex, 300ex, 450r, 250r, 250x, thier all 4/110 on the front. Dont know about the rear but its samller, But the xx is bigger.what size are they so i know if my tires will mount on them also will they fit a honda 400ex 2001?? bolt pattern also please ?? thank you