Section Width205 mm (8.1")
Aspect Ratio115%
Rim Diameter12"
Overall Diameter776 mm (30.6")
Sidewall Height236 mm
Circumference2439 mm
205/115R12 — Buy Tires

Everything to know about the 205/115R12 tire size

Size geometry

A 205/115R12 tire has a 205mm section width and a 115% aspect ratio, mounted on a 12-inch rim. Sidewall height works out to 235.8mm (9.28") and overall outside diameter is 776.3mm (30.56"). At highway speed the tire completes about 410 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 205/115R12 is unavailable, the closest same-diameter substitutes on the same rim are 195/121R12 and 215/110R12. 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 205/115R12 you can upsize to 215/104R13 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 195/127R11 (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 205/115R12 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 205/115R12

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