Tire Question .
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You want to have the same front to back outer diameter ratio as a 225/45/17 and 245/40/17 or your cruise control may stop working. You should be able to find a tire calculator on google. I used to use the one at Miata.net, but I'm not sure if it is still there.
You want to have the same front to back outer diameter ratio as a 225/45/17 and 245/40/17 or your cruise control may stop working. You should be able to find a tire calculator on google. I used to use the one at Miata.net, but I'm not sure if it is still there.
Here's pics with the car lowered on 18s now...
























