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235/45 R17 tire dimensions

Nominal geometric dimensions, calculated from the size marking.

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643.3 mm

Overall diameter · 235/45 R17

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What 235/45 R17 means

Nominal section width235 mm
Sidewall-to-width ratio45%
Sidewall height106 mm
ConstructionR — radial
Wheel bead-seat diameter17 inches
Overall diameter643 mm (25.3 in)
Rolling circumference2021 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.

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Vehicles with 235/45 R17 tires

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