Section Width115 mm (4.5")
Aspect Ratio127%
Rim Diameter26"
Overall Diameter953 mm (37.5")
Sidewall Height146 mm
Circumference2992 mm
115/127R26 — Buy Tires

Everything to know about the 115/127R26 tire size

Size geometry

A 115/127R26 tire has a 115mm section width and a 127% aspect ratio, mounted on a 26-inch rim. Sidewall height works out to 146.1mm (5.75") and overall outside diameter is 952.5mm (37.50"). At highway speed the tire completes about 334 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 115/127R26 is unavailable, the closest same-diameter substitutes on the same rim are 105/139R26 and 125/117R26. 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 115/127R26 you can upsize to 125/107R27 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 105/151R25 (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 115/127R26 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 115/127R26

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