Section Width355 mm (14.0")
Aspect Ratio139%
Rim Diameter37"
Overall Diameter1927 mm (75.8")
Sidewall Height493 mm
Circumference6053 mm
355/139R37 — Buy Tires

Everything to know about the 355/139R37 tire size

Size geometry

A 355/139R37 tire has a 355mm section width and a 139% aspect ratio, mounted on a 37-inch rim. Sidewall height works out to 493.4mm (19.43") and overall outside diameter is 1926.7mm (75.85"). At highway speed the tire completes about 165 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 355/139R37 is unavailable, the closest same-diameter substitutes on the same rim are 345/143R37 and 365/135R37. 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 355/139R37 you can upsize to 365/132R38 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 345/147R36 (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 355/139R37 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 355/139R37

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