125/173R56 Tire Size Specifications
This tire size 125/173R56 fits 0 vehicles in our database.
Everything to know about the 125/173R56 tire size
Size geometry
A 125/173R56 tire has a 125mm section width and a 173% aspect ratio, mounted on a 56-inch rim. Sidewall height works out to 216.3mm (8.51") and overall outside diameter is 1854.9mm (73.03"). At highway speed the tire completes about 172 revolutions per kilometre â your speedometer and odometer were calibrated against this number.
Direct substitute sizes
If 125/173R56 is unavailable, the closest same-diameter substitutes on the same rim are 115/188R56 and 135/160R56. 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 125/173R56 you can upsize to 135/151R57 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 115/199R55 (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 125/173R56 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 125/173R56
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