Section Width145 mm (5.7")
Aspect Ratio213%
Rim Diameter12"
Overall Diameter923 mm (36.3")
Sidewall Height309 mm
Circumference2898 mm
145/213R12 — Buy Tires

Everything to know about the 145/213R12 tire size

Size geometry

A 145/213R12 tire has a 145mm section width and a 213% aspect ratio, mounted on a 12-inch rim. Sidewall height works out to 308.9mm (12.16") and overall outside diameter is 922.5mm (36.32"). At highway speed the tire completes about 345 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 145/213R12 is unavailable, the closest same-diameter substitutes on the same rim are 135/229R12 and 155/199R12. 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 145/213R12 you can upsize to 155/191R13 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 135/238R11 (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 145/213R12 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 145/213R12

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