Section Width415 mm (16.3")
Aspect Ratio31%
Rim Diameter31"
Overall Diameter1045 mm (41.1")
Sidewall Height129 mm
Circumference3282 mm
415/31R31 — Buy Tires

Everything to know about the 415/31R31 tire size

Size geometry

A 415/31R31 tire has a 415mm section width and a 31% aspect ratio, mounted on a 31-inch rim. Sidewall height works out to 128.7mm (5.06") and overall outside diameter is 1044.7mm (41.13"). At highway speed the tire completes about 305 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 415/31R31 is unavailable, the closest same-diameter substitutes on the same rim are 405/32R31 and 425/30R31. 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 415/31R31 you can upsize to 425/27R32 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 405/35R30 (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 415/31R31 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 415/31R31

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