Tire Size Comparison

Compare two tire sizes side by side: diameter, ground clearance and speedometer impact.

Formula

Diameter difference = Diameter(New) − Diameter(Current)

Assumptions

Compare two tire sizes side by side: diameter, ground clearance and speedometer impact.

How to read it

As a rule of thumb, a diameter difference under 3% is acceptable. Beyond that, speedometer, ABS and ground clearance drift noticeably from factory settings.

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