Section Width945 mm (37.2")
Aspect Ratio23%
Rim Diameter16"
Overall Diameter841 mm (33.1")
Sidewall Height217 mm
Circumference2642 mm
945/23R16 — Buy Tires

Everything to know about the 945/23R16 tire size

Size geometry

A 945/23R16 tire has a 945mm section width and a 23% aspect ratio, mounted on a 16-inch rim. Sidewall height works out to 217.3mm (8.56") and overall outside diameter is 841.1mm (33.11"). At highway speed the tire completes about 378 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 945/23R16 is unavailable, the closest same-diameter substitutes on the same rim are 935/23R16 and 955/23R16. 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 945/23R16 you can upsize to 955/21R17 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 935/25R15 (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 945/23R16 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 945/23R16

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