Section Width205 mm (8.1")
Aspect Ratio123%
Rim Diameter11"
Overall Diameter784 mm (30.9")
Sidewall Height252 mm
Circumference2462 mm
205/123R11 — Buy Tires

Everything to know about the 205/123R11 tire size

Size geometry

A 205/123R11 tire has a 205mm section width and a 123% aspect ratio, mounted on a 11-inch rim. Sidewall height works out to 252.2mm (9.93") and overall outside diameter is 783.7mm (30.85"). At highway speed the tire completes about 406 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 205/123R11 is unavailable, the closest same-diameter substitutes on the same rim are 195/129R11 and 215/117R11. 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 205/123R11 you can upsize to 215/111R12 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 195/136R10 (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 205/123R11 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 205/123R11

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