Section Width145 mm (5.7")
Aspect Ratio138%
Rim Diameter57"
Overall Diameter1848 mm (72.8")
Sidewall Height200 mm
Circumference5806 mm
145/138R57 — Buy Tires

Everything to know about the 145/138R57 tire size

Size geometry

A 145/138R57 tire has a 145mm section width and a 138% aspect ratio, mounted on a 57-inch rim. Sidewall height works out to 200.1mm (7.88") and overall outside diameter is 1848.0mm (72.76"). At highway speed the tire completes about 172 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 145/138R57 is unavailable, the closest same-diameter substitutes on the same rim are 135/148R57 and 155/129R57. 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 145/138R57 you can upsize to 155/121R58 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 135/158R56 (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 145/138R57 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 145/138R57

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