Section Width685 mm (27.0")
Aspect Ratio36%
Rim Diameter13"
Overall Diameter823 mm (32.4")
Sidewall Height247 mm
Circumference2587 mm
685/36R13 — Buy Tires

Everything to know about the 685/36R13 tire size

Size geometry

A 685/36R13 tire has a 685mm section width and a 36% aspect ratio, mounted on a 13-inch rim. Sidewall height works out to 246.6mm (9.71") and overall outside diameter is 823.4mm (32.42"). At highway speed the tire completes about 387 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 685/36R13 is unavailable, the closest same-diameter substitutes on the same rim are 675/37R13 and 695/35R13. 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 685/36R13 you can upsize to 695/34R14 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 675/38R12 (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 685/36R13 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 685/36R13

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