Section Width145 mm (5.7")
Aspect Ratio56%
Rim Diameter27"
Overall Diameter848 mm (33.4")
Sidewall Height81 mm
Circumference2665 mm
145/56R27 — Buy Tires

Everything to know about the 145/56R27 tire size

Size geometry

A 145/56R27 tire has a 145mm section width and a 56% aspect ratio, mounted on a 27-inch rim. Sidewall height works out to 81.2mm (3.20") and overall outside diameter is 848.2mm (33.39"). At highway speed the tire completes about 375 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 145/56R27 is unavailable, the closest same-diameter substitutes on the same rim are 135/60R27 and 155/52R27. 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 145/56R27 you can upsize to 155/44R28 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 135/70R26 (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 145/56R27 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 145/56R27

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