Section Width435 mm (17.1")
Aspect Ratio48%
Rim Diameter18"
Overall Diameter875 mm (34.4")
Sidewall Height209 mm
Circumference2748 mm
435/48R18 — Buy Tires

Everything to know about the 435/48R18 tire size

Size geometry

A 435/48R18 tire has a 435mm section width and a 48% aspect ratio, mounted on a 18-inch rim. Sidewall height works out to 208.8mm (8.22") and overall outside diameter is 874.8mm (34.44"). At highway speed the tire completes about 364 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 435/48R18 is unavailable, the closest same-diameter substitutes on the same rim are 425/49R18 and 445/47R18. 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 435/48R18 you can upsize to 445/44R19 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 425/52R17 (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 435/48R18 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 435/48R18

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