wide wheels with rather narrow tires

[Lawrence C Leung]

TireRack recommendation, Rim 85-90% of tire width for best performance.
So when the rim is wider than the contact patch, itsa no good.

LL - NY

On Tue, 16 Jan 2001 23:25:04 -0000 "Erik Ringelberg"
<eringelberg at hotmail.com> writes:
>All,
>
>There is a ratio for width of tire and rim. Graph: On the same rim 
>with 
>increasing tire sizes there is a traction curve that declines to the 
>right, 
>with increasing comfort. It also falls off hard on the left when the 
>tire 
>width is not sufficient to deal with the heat of the car's cornering. 
>So 
>relative narrow is better, up to a point. It also reduces tramlining 
>for a 
>given rim width. (A wider tire will tram more.)
>
>This is all theory. A stiff sidewall R-tire will work best at the 
>widest 
>width you can cram on. (see hoosier).
>
>Erik
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