Section Width725 mm (28.5")
Aspect Ratio17%
Rim Diameter30"
Overall Diameter1009 mm (39.7")
Sidewall Height123 mm
Circumference3168 mm
725/17R30 — Buy Tires

Everything to know about the 725/17R30 tire size

Size geometry

A 725/17R30 tire has a 725mm section width and a 17% aspect ratio, mounted on a 30-inch rim. Sidewall height works out to 123.3mm (4.85") and overall outside diameter is 1008.5mm (39.70"). At highway speed the tire completes about 316 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 725/17R30 is unavailable, the closest same-diameter substitutes on the same rim are 715/17R30 and 735/17R30. 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 725/17R30 you can upsize to 735/15R31 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 715/19R29 (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 725/17R30 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 725/17R30

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