Section Width125 mm (4.9")
Aspect Ratio643%
Rim Diameter11"
Overall Diameter1887 mm (74.3")
Sidewall Height804 mm
Circumference5928 mm
125/643R11 — Buy Tires

Everything to know about the 125/643R11 tire size

Size geometry

A 125/643R11 tire has a 125mm section width and a 643% aspect ratio, mounted on a 11-inch rim. Sidewall height works out to 803.8mm (31.64") and overall outside diameter is 1886.9mm (74.29"). At highway speed the tire completes about 169 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 125/643R11 is unavailable, the closest same-diameter substitutes on the same rim are 115/699R11 and 135/595R11. 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 125/643R11 you can upsize to 135/586R12 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 115/710R10 (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 125/643R11 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 125/643R11

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