ourkid2000 wrote:

> My new Civic has 16" (205/55R/16) aluminum wheels so I think i'm going to
> get some winter rims and tires for it for the comming winter.
>
> I was wondering if I could use 15" wheels & tires instead? If so, what size
> tire should I get to keep the right ratio? Anyone know how I can find out?
> 16 inch low profile winter tires, which would fit right, are just too
> expensive really and there's no need for such tires for the winter.

You could get a 195/65-15 and your speedometer would be off by only 0.4%.