Section Width135 mm (5.3")
Aspect Ratio437%
Rim Diameter27"
Overall Diameter1866 mm (73.5")
Sidewall Height590 mm
Circumference5861 mm
135/437R27 — Buy Tires

Everything to know about the 135/437R27 tire size

Size geometry

A 135/437R27 tire has a 135mm section width and a 437% aspect ratio, mounted on a 27-inch rim. Sidewall height works out to 590.0mm (23.23") and overall outside diameter is 1865.7mm (73.45"). At highway speed the tire completes about 171 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 135/437R27 is unavailable, the closest same-diameter substitutes on the same rim are 125/472R27 and 145/407R27. 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 135/437R27 you can upsize to 145/398R28 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 125/482R26 (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 135/437R27 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 135/437R27

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