Rim width and tyre width

PB Forum :: BMX (20")
Rim width and tyre width
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flag kaflick
Posted: Feb 13, 2010 at 9:20 Quote
hi

i've got sun rhyno rim and aitken 2.25 tyre. Tyre is 58mm wide, and my question is: if i get wider rim (32-34mm) tyre will be much wider?
flag pyrofly
Posted: Feb 13, 2010 at 9:24 Quote
kaflick wrote:
hi

i've got sun rhyno rim and aitken 2.25 tyre. Tyre is 58mm wide, and my question is: if i get wider rim (32-34mm) tyre will be much wider?

Nope..The tire width is predetermined by the widest point on the sidewall.
It wouldn't be wider from a wider rim because the area that contacts the rim(bead) is still narrower than the sidewall width..

 


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