Section Width815 mm (32.1")
Aspect Ratio14%
Rim Diameter27"
Overall Diameter914 mm (36.0")
Sidewall Height114 mm
Circumference2871 mm
815/14R27 — Buy Tires

Everything to know about the 815/14R27 tire size

Size geometry

A 815/14R27 tire has a 815mm section width and a 14% aspect ratio, mounted on a 27-inch rim. Sidewall height works out to 114.1mm (4.49") and overall outside diameter is 914.0mm (35.98"). At highway speed the tire completes about 348 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 815/14R27 is unavailable, the closest same-diameter substitutes on the same rim are 805/14R27 and 825/14R27. 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 815/14R27 you can upsize to 825/12R28 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 805/16R26 (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 815/14R27 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 815/14R27

tire_size.no_vehicles_found