Section Width155 mm (6.1")
Aspect Ratio137%
Rim Diameter55"
Overall Diameter1822 mm (71.7")
Sidewall Height212 mm
Circumference5723 mm
155/137R55 — Buy Tires

Everything to know about the 155/137R55 tire size

Size geometry

A 155/137R55 tire has a 155mm section width and a 137% aspect ratio, mounted on a 55-inch rim. Sidewall height works out to 212.3mm (8.36") and overall outside diameter is 1821.7mm (71.72"). At highway speed the tire completes about 175 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 155/137R55 is unavailable, the closest same-diameter substitutes on the same rim are 145/146R55 and 165/129R55. 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 155/137R55 you can upsize to 165/121R56 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 145/155R54 (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 155/137R55 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 155/137R55

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