Section Width145 mm (5.7")
Aspect Ratio197%
Rim Diameter10"
Overall Diameter825 mm (32.5")
Sidewall Height286 mm
Circumference2593 mm
145/197R10 — Buy Tires

Everything to know about the 145/197R10 tire size

Size geometry

A 145/197R10 tire has a 145mm section width and a 197% aspect ratio, mounted on a 10-inch rim. Sidewall height works out to 285.6mm (11.25") and overall outside diameter is 825.3mm (32.49"). At highway speed the tire completes about 386 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 145/197R10 is unavailable, the closest same-diameter substitutes on the same rim are 135/212R10 and 155/184R10. 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 145/197R10 you can upsize to 155/176R11 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 135/221R9 (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 145/197R10 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 145/197R10

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