Section Width125 mm (4.9")
Aspect Ratio124%
Rim Diameter13"
Overall Diameter640 mm (25.2")
Sidewall Height155 mm
Circumference2011 mm
125/124R13 — Buy Tires

Everything to know about the 125/124R13 tire size

Size geometry

A 125/124R13 tire has a 125mm section width and a 124% aspect ratio, mounted on a 13-inch rim. Sidewall height works out to 155.0mm (6.10") and overall outside diameter is 640.2mm (25.20"). At highway speed the tire completes about 497 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 125/124R13 is unavailable, the closest same-diameter substitutes on the same rim are 115/135R13 and 135/115R13. 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 125/124R13 you can upsize to 135/105R14 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 115/146R12 (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 125/124R13 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 125/124R13

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