Menu

255/60 R18 tire dimensions

Nominal geometric dimensions, calculated from the size marking.

Enter your tire size

Original tire size

Your results

763.2 mm

Overall diameter · 255/60 R18

Calculate to see all six dimensions.

What 255/60 R18 means

Nominal section width255 mm
Sidewall-to-width ratio60%
Sidewall height153 mm
ConstructionR — radial
Wheel bead-seat diameter18 inches
Overall diameter763 mm (30.0 in)
Rolling circumference2398 mm

Load index, speed rating and approved wheel widths must also match the vehicle requirements. Calculated dimensions do not establish a safe replacement size. Actual rolling circumference changes with load, pressure, wear and tire construction.

Compare with another size →

Vehicles with 255/60 R18 tires

Configurations in the catalogue recorded with this size. Equipment varies by market and trim.