Thread: How does the Boxster determine it's speed?
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Old 04-10-2019, 06:48 PM   #2
KRAM36
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Join Date: Feb 2013
Location: Funville
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I know that changing the tire radius will cause the speedometer to report an incorrect speed, well the factory set speed. I'm not sure if it's being based off the front tires or rear tires?

Anyone know?

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