Section Width945 mm (37.2")
Aspect Ratio44%
Rim Diameter13"
Overall Diameter1162 mm (45.7")
Sidewall Height416 mm
Circumference3650 mm
945/44R13 — Buy Tires

Everything to know about the 945/44R13 tire size

Size geometry

A 945/44R13 tire has a 945mm section width and a 44% aspect ratio, mounted on a 13-inch rim. Sidewall height works out to 415.8mm (16.37") and overall outside diameter is 1161.8mm (45.74"). At highway speed the tire completes about 274 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 945/44R13 is unavailable, the closest same-diameter substitutes on the same rim are 935/44R13 and 955/44R13. 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 945/44R13 you can upsize to 955/42R14 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 935/46R12 (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 945/44R13 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 945/44R13

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