Section Width625 mm (24.6")
Aspect Ratio34%
Rim Diameter23"
Overall Diameter1009 mm (39.7")
Sidewall Height213 mm
Circumference3171 mm
625/34R23 — Buy Tires

Everything to know about the 625/34R23 tire size

Size geometry

A 625/34R23 tire has a 625mm section width and a 34% aspect ratio, mounted on a 23-inch rim. Sidewall height works out to 212.5mm (8.37") and overall outside diameter is 1009.2mm (39.73"). At highway speed the tire completes about 315 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 625/34R23 is unavailable, the closest same-diameter substitutes on the same rim are 615/35R23 and 635/33R23. 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 625/34R23 you can upsize to 635/31R24 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 615/37R22 (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 625/34R23 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 625/34R23

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