Section Width125 mm (4.9")
Aspect Ratio110%
Rim Diameter15"
Overall Diameter656 mm (25.8")
Sidewall Height138 mm
Circumference2061 mm
125/110R15 — Buy Tires

Everything to know about the 125/110R15 tire size

Size geometry

A 125/110R15 tire has a 125mm section width and a 110% aspect ratio, mounted on a 15-inch rim. Sidewall height works out to 137.5mm (5.41") and overall outside diameter is 656.0mm (25.83"). At highway speed the tire completes about 485 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 125/110R15 is unavailable, the closest same-diameter substitutes on the same rim are 115/120R15 and 135/102R15. 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 125/110R15 you can upsize to 135/92R16 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 115/131R14 (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 125/110R15 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 125/110R15

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