445/30R14 Tire Size Specifications
This tire size 445/30R14 fits 0 vehicles in our database.
Everything to know about the 445/30R14 tire size
Size geometry
A 445/30R14 tire has a 445mm section width and a 30% aspect ratio, mounted on a 14-inch rim. Sidewall height works out to 133.5mm (5.26") and overall outside diameter is 622.6mm (24.51"). At highway speed the tire completes about 511 revolutions per kilometre â your speedometer and odometer were calibrated against this number.
Direct substitute sizes
If 445/30R14 is unavailable, the closest same-diameter substitutes on the same rim are 435/31R14 and 455/29R14. 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 445/30R14 you can upsize to 455/27R15 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 435/34R13 (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 445/30R14 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 445/30R14
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