Section Width345 mm (13.6")
Aspect Ratio85%
Rim Diameter13"
Overall Diameter917 mm (36.1")
Sidewall Height293 mm
Circumference2880 mm
345/85R13 — Buy Tires

Everything to know about the 345/85R13 tire size

Size geometry

A 345/85R13 tire has a 345mm section width and a 85% aspect ratio, mounted on a 13-inch rim. Sidewall height works out to 293.3mm (11.55") and overall outside diameter is 916.7mm (36.09"). At highway speed the tire completes about 347 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 345/85R13 is unavailable, the closest same-diameter substitutes on the same rim are 335/88R13 and 355/83R13. 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 345/85R13 you can upsize to 355/79R14 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 335/91R12 (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 345/85R13 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 345/85R13

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