35 to 37 Speedometer Calibration

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H

Hemmy

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KustomAF said:
It’ll be off by a percentage. The ACTUAL diameter of your original tire/actual diameter of the new tire. The odometer will be off by the same percentage. About 3.6% if we’re talking stock 35 ko2’s to 37” ko2s
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Once I updated my tire size in Forscan, my speedo is spot on. I also noticed a slight improvement in my average mpg.
 

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