Section Width135 mm (5.3")
Aspect Ratio402%
Rim Diameter30"
Overall Diameter1847 mm (72.7")
Sidewall Height543 mm
Circumference5804 mm
135/402R30 — Buy Tires

Everything to know about the 135/402R30 tire size

Size geometry

A 135/402R30 tire has a 135mm section width and a 402% aspect ratio, mounted on a 30-inch rim. Sidewall height works out to 542.7mm (21.37") and overall outside diameter is 1847.4mm (72.73"). At highway speed the tire completes about 172 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 135/402R30 is unavailable, the closest same-diameter substitutes on the same rim are 125/434R30 and 145/374R30. 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 135/402R30 you can upsize to 145/366R31 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 125/444R29 (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 135/402R30 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 135/402R30

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