Section Width725 mm (28.5")
Aspect Ratio22%
Rim Diameter31"
Overall Diameter1106 mm (43.6")
Sidewall Height160 mm
Circumference3476 mm
725/22R31 — Buy Tires

Everything to know about the 725/22R31 tire size

Size geometry

A 725/22R31 tire has a 725mm section width and a 22% aspect ratio, mounted on a 31-inch rim. Sidewall height works out to 159.5mm (6.28") and overall outside diameter is 1106.4mm (43.56"). At highway speed the tire completes about 288 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 725/22R31 is unavailable, the closest same-diameter substitutes on the same rim are 715/22R31 and 735/22R31. 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 725/22R31 you can upsize to 735/20R32 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 715/24R30 (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 725/22R31 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 725/22R31

tire_size.no_vehicles_found