Section Width125 mm (4.9")
Aspect Ratio12%
Rim Diameter28"
Overall Diameter741 mm (29.2")
Sidewall Height15 mm
Circumference2329 mm
125/12R28 — Buy Tires

Everything to know about the 125/12R28 tire size

Size geometry

A 125/12R28 tire has a 125mm section width and a 12% aspect ratio, mounted on a 28-inch rim. Sidewall height works out to 15.0mm (0.59") and overall outside diameter is 741.2mm (29.18"). At highway speed the tire completes about 429 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 125/12R28 is unavailable, the closest same-diameter substitutes on the same rim are 115/13R28 and 135/11R28. 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 125/12R28 you can upsize to 135/2R29 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 115/24R27 (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 125/12R28 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 125/12R28

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