135/21R23 Tire Size Specifications
This tire size 135/21R23 fits 0 vehicles in our database.
Everything to know about the 135/21R23 tire size
Size geometry
A 135/21R23 tire has a 135mm section width and a 21% aspect ratio, mounted on a 23-inch rim. Sidewall height works out to 28.4mm (1.12") and overall outside diameter is 640.9mm (25.23"). At highway speed the tire completes about 497 revolutions per kilometre â your speedometer and odometer were calibrated against this number.
Direct substitute sizes
If 135/21R23 is unavailable, the closest same-diameter substitutes on the same rim are 125/23R23 and 145/20R23. 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 135/21R23 you can upsize to 145/11R24 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 125/33R22 (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 135/21R23 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 135/21R23
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