Section Width475 mm (18.7")
Aspect Ratio53%
Rim Diameter21"
Overall Diameter1037 mm (40.8")
Sidewall Height252 mm
Circumference3258 mm
475/53R21 — Buy Tires

Everything to know about the 475/53R21 tire size

Size geometry

A 475/53R21 tire has a 475mm section width and a 53% aspect ratio, mounted on a 21-inch rim. Sidewall height works out to 251.8mm (9.91") and overall outside diameter is 1036.9mm (40.82"). At highway speed the tire completes about 307 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 475/53R21 is unavailable, the closest same-diameter substitutes on the same rim are 465/54R21 and 485/52R21. Both keep your speedometer reading within 1% — safe for daily use, ABS, and stability control. Always verify load and speed ratings before swapping.

Plus / minus sizing options

For a 475/53R21 you can upsize to 485/49R22 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 465/57R20 (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 475/53R21 tire size from the factory. Aftermarket fitment depends on rim width, offset, and clearance — match these specs to your wheel before purchasing tires.

Vehicles Using 475/53R21

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