555/54R20 Tire Size Specifications
This tire size 555/54R20 fits 0 vehicles in our database.
Everything to know about the 555/54R20 tire size
Size geometry
A 555/54R20 tire has a 555mm section width and a 54% aspect ratio, mounted on a 20-inch rim. Sidewall height works out to 299.7mm (11.80") and overall outside diameter is 1107.4mm (43.60"). At highway speed the tire completes about 287 revolutions per kilometre â your speedometer and odometer were calibrated against this number.
Direct substitute sizes
If 555/54R20 is unavailable, the closest same-diameter substitutes on the same rim are 545/55R20 and 565/53R20. 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 555/54R20 you can upsize to 565/51R21 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 545/57R19 (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 555/54R20 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 555/54R20
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