Section Width415 mm (16.3")
Aspect Ratio52%
Rim Diameter18"
Overall Diameter889 mm (35.0")
Sidewall Height216 mm
Circumference2792 mm
415/52R18 — Buy Tires

Everything to know about the 415/52R18 tire size

Size geometry

A 415/52R18 tire has a 415mm section width and a 52% aspect ratio, mounted on a 18-inch rim. Sidewall height works out to 215.8mm (8.50") and overall outside diameter is 888.8mm (34.99"). At highway speed the tire completes about 358 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 415/52R18 is unavailable, the closest same-diameter substitutes on the same rim are 405/53R18 and 425/51R18. Both keep your speedometer reading within 1% — safe for daily use, ABS, and stability control. Always verify load and speed ratings before swapping.

Plus / minus sizing options

For a 415/52R18 you can upsize to 425/48R19 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 405/56R17 (minus-one) for a softer ride or winter setup. Both stay inside the Âą3% diameter tolerance that ABS and TPMS systems expect.

Vehicle compatibility

0 vehicles in our database run the 415/52R18 tire size from the factory. Aftermarket fitment depends on rim width, offset, and clearance — match these specs to your wheel before purchasing tires.

Vehicles Using 415/52R18

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