Section Width235 mm (9.3")
Aspect Ratio30%
Rim Diameter27"
Overall Diameter827 mm (32.5")
Sidewall Height71 mm
Circumference2597 mm
235/30R27 — Buy Tires

Everything to know about the 235/30R27 tire size

Size geometry

A 235/30R27 tire has a 235mm section width and a 30% aspect ratio, mounted on a 27-inch rim. Sidewall height works out to 70.5mm (2.78") and overall outside diameter is 826.8mm (32.55"). At highway speed the tire completes about 385 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 235/30R27 is unavailable, the closest same-diameter substitutes on the same rim are 225/31R27 and 245/29R27. 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 235/30R27 you can upsize to 245/24R28 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 225/37R26 (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 235/30R27 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 235/30R27

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