Section Width125 mm (4.9")
Aspect Ratio145%
Rim Diameter57"
Overall Diameter1810 mm (71.3")
Sidewall Height181 mm
Circumference5687 mm
125/145R57 — Buy Tires

Everything to know about the 125/145R57 tire size

Size geometry

A 125/145R57 tire has a 125mm section width and a 145% aspect ratio, mounted on a 57-inch rim. Sidewall height works out to 181.3mm (7.14") and overall outside diameter is 1810.3mm (71.27"). At highway speed the tire completes about 176 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 125/145R57 is unavailable, the closest same-diameter substitutes on the same rim are 115/158R57 and 135/134R57. 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 125/145R57 you can upsize to 135/125R58 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 115/169R56 (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 125/145R57 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 125/145R57

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