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265/50R22 vs 285/45R22 tire size

285/45R22 vs 265/50R22, diameter

-1.0% shorter

Speedometer
60.6 mph
At a true 60 mph
Diameter
32.10 in
Was 32.43 in
Revs per mile
628
Was 622
3% guideline
Within

Car built for 265/50R22, now on 285/45R22.

265/50R22 and 285/45R22

265/50R22 vs 285/45R22 tire size
Measure265/50R22285/45R22Difference
Width, mm265285+20
Sidewall, % of width5045-5
Rim, in22220
Section height, in5.225.05-0.17
Diameter, in32.4332.10-0.33 (-1.0%)
Circumference, in101.9100.8-1.1
Revs per mile622628+6 (+1.0%)

Fitting 285/45R22 instead of 265/50R22

Within the usual 3% diameter guideline.

  • 20 mm wider. Check rubbing at full lock.

Cars with 265/50R22

Cars with 285/45R22

What this cannot tell you

Diameter within 3% is a common shop guideline, not a maker spec.

Load index, offset and clearance are not in this data.

How values are checked