Section Width125 mm (4.9")
Aspect Ratio375%
Rim Diameter36"
Overall Diameter1852 mm (72.9")
Sidewall Height469 mm
Circumference5818 mm
125/375R36 — Buy Tires

Everything to know about the 125/375R36 tire size

Size geometry

A 125/375R36 tire has a 125mm section width and a 375% aspect ratio, mounted on a 36-inch rim. Sidewall height works out to 468.8mm (18.45") and overall outside diameter is 1851.9mm (72.91"). At highway speed the tire completes about 172 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 125/375R36 is unavailable, the closest same-diameter substitutes on the same rim are 115/408R36 and 135/347R36. 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 125/375R36 you can upsize to 135/338R37 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 115/419R35 (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 125/375R36 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 125/375R36

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