Section Width255 mm (10.0")
Aspect Ratio326%
Rim Diameter10"
Overall Diameter1917 mm (75.5")
Sidewall Height831 mm
Circumference6021 mm
255/326R10 — Buy Tires

Everything to know about the 255/326R10 tire size

Size geometry

A 255/326R10 tire has a 255mm section width and a 326% aspect ratio, mounted on a 10-inch rim. Sidewall height works out to 831.3mm (32.73") and overall outside diameter is 1916.6mm (75.46"). At highway speed the tire completes about 166 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 255/326R10 is unavailable, the closest same-diameter substitutes on the same rim are 245/339R10 and 265/314R10. 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 255/326R10 you can upsize to 265/309R11 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 245/344R9 (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 255/326R10 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 255/326R10

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