Section Width145 mm (5.7")
Aspect Ratio242%
Rim Diameter11"
Overall Diameter981 mm (38.6")
Sidewall Height351 mm
Circumference3083 mm
145/242R11 — Buy Tires

Everything to know about the 145/242R11 tire size

Size geometry

A 145/242R11 tire has a 145mm section width and a 242% aspect ratio, mounted on a 11-inch rim. Sidewall height works out to 350.9mm (13.81") and overall outside diameter is 981.2mm (38.63"). At highway speed the tire completes about 324 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 145/242R11 is unavailable, the closest same-diameter substitutes on the same rim are 135/260R11 and 155/226R11. 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 145/242R11 you can upsize to 155/218R12 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 135/269R10 (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 145/242R11 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 145/242R11

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