Tire Size Calculator

Old tire:
New tire:
Parameter Old New Difference
Overall diameter 635 mm 635 mm 0 mm (0%)
Section width 195 mm 195 mm 0 mm (0%)
Circumference 1993 mm 1993 mm 0 mm (0%)
Sidewall height 127 mm 127 mm 0 mm (0%)
Revs per kilometer 501.7 501.7 0 (0%)
Clearance Clearance will not change Clearance will not change
Result: The difference of diameter does not exceed 3%
If your speedometer reads: Real speed is:
60