Section Width155 mm (6.1")
Aspect Ratio139%
Rim Diameter10"
Overall Diameter685 mm (27.0")
Sidewall Height215 mm
Circumference2152 mm
155/139R10 — Buy Tires

Everything to know about the 155/139R10 tire size

Size geometry

A 155/139R10 tire has a 155mm section width and a 139% aspect ratio, mounted on a 10-inch rim. Sidewall height works out to 215.4mm (8.48") and overall outside diameter is 684.9mm (26.96"). At highway speed the tire completes about 465 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 155/139R10 is unavailable, the closest same-diameter substitutes on the same rim are 145/149R10 and 165/131R10. 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 155/139R10 you can upsize to 165/123R11 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 145/157R9 (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 155/139R10 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 155/139R10

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