Section Width515 mm (20.3")
Aspect Ratio36%
Rim Diameter25"
Overall Diameter1006 mm (39.6")
Sidewall Height185 mm
Circumference3160 mm
515/36R25 — Buy Tires

Everything to know about the 515/36R25 tire size

Size geometry

A 515/36R25 tire has a 515mm section width and a 36% aspect ratio, mounted on a 25-inch rim. Sidewall height works out to 185.4mm (7.30") and overall outside diameter is 1005.8mm (39.60"). At highway speed the tire completes about 316 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 515/36R25 is unavailable, the closest same-diameter substitutes on the same rim are 505/37R25 and 525/35R25. 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 515/36R25 you can upsize to 525/33R26 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 505/39R24 (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 515/36R25 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 515/36R25

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