Section Width335 mm (13.2")
Aspect Ratio168%
Rim Diameter31"
Overall Diameter1913 mm (75.3")
Sidewall Height563 mm
Circumference6010 mm
335/168R31 — Buy Tires

Everything to know about the 335/168R31 tire size

Size geometry

A 335/168R31 tire has a 335mm section width and a 168% aspect ratio, mounted on a 31-inch rim. Sidewall height works out to 562.8mm (22.16") and overall outside diameter is 1913.0mm (75.31"). At highway speed the tire completes about 166 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 335/168R31 is unavailable, the closest same-diameter substitutes on the same rim are 325/173R31 and 345/163R31. 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 335/168R31 you can upsize to 345/159R32 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 325/177R30 (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 335/168R31 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 335/168R31

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