245/300R14 Tire Size Specifications
This tire size 245/300R14 fits 0 vehicles in our database.
Everything to know about the 245/300R14 tire size
Size geometry
A 245/300R14 tire has a 245mm section width and a 300% aspect ratio, mounted on a 14-inch rim. Sidewall height works out to 735.0mm (28.94") and overall outside diameter is 1825.6mm (71.87"). At highway speed the tire completes about 174 revolutions per kilometre â your speedometer and odometer were calibrated against this number.
Direct substitute sizes
If 245/300R14 is unavailable, the closest same-diameter substitutes on the same rim are 235/313R14 and 255/288R14. 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 245/300R14 you can upsize to 255/283R15 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 235/318R13 (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 245/300R14 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 245/300R14
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