Compute tire dimensions, overall diameter, sidewall height, circumference, and revolutions per mile, or compare alternative tire and wheel setups for speedometer error.
Enter your tire code (e.g. 265 / 70 R 17) to calculate dimensions
/R
Example: 265 / 70 R 17
Tire Dimensions (265/70R17)
31.61" — Sidewall: 7.3"
Metric: 802.8 mm Diameter | 185.5 mm Sidewall Height