Section Width515 mm (20.3")
Aspect Ratio13%
Rim Diameter31"
Overall Diameter921 mm (36.3")
Sidewall Height67 mm
Circumference2894 mm
515/13R31 — Buy Tires

Everything to know about the 515/13R31 tire size

Size geometry

A 515/13R31 tire has a 515mm section width and a 13% aspect ratio, mounted on a 31-inch rim. Sidewall height works out to 67.0mm (2.64") and overall outside diameter is 921.3mm (36.27"). At highway speed the tire completes about 346 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 515/13R31 is unavailable, the closest same-diameter substitutes on the same rim are 505/13R31 and 525/13R31. 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 515/13R31 you can upsize to 525/10R32 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 505/16R30 (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 515/13R31 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 515/13R31

tire_size.no_vehicles_found