Quote:
Originally Posted by N234
Rotational inertia increases proportionally with mass, but increases exponentially by the distance from the center of the wheel.
With identical weight,a smaller wheel is easier to spin than a larger one.
You're lightweight 18s need to be lighter to compensate for the larger diameter, and even lighter to reduce rotational inertia.
Someone might correct me but:
I = m × d²
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I kinda understand I suppose. but would an extra inch really matter?