945/18R28 Tire Size Specifications
This tire size 945/18R28 fits 0 vehicles in our database.
Everything to know about the 945/18R28 tire size
Size geometry
A 945/18R28 tire has a 945mm section width and a 18% aspect ratio, mounted on a 28-inch rim. Sidewall height works out to 170.1mm (6.70") and overall outside diameter is 1051.4mm (41.39"). At highway speed the tire completes about 303 revolutions per kilometre â your speedometer and odometer were calibrated against this number.
Direct substitute sizes
If 945/18R28 is unavailable, the closest same-diameter substitutes on the same rim are 935/18R28 and 955/18R28. Both keep your speedometer reading within 1% â safe for daily use, ABS, and stability control. Always verify load and speed ratings before swapping.
Plus / minus sizing options
For a 945/18R28 you can upsize to 955/16R29 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 935/20R27 (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 945/18R28 tire size from the factory. Aftermarket fitment depends on rim width, offset, and clearance â match these specs to your wheel before purchasing tires.
Vehicles Using 945/18R28
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