275/55R21 vs 265/55R22 tire size
265/55R22 vs 275/55R21, diameter
+1.7% taller
- Speedometer
- 59.0 mph
- At a true 60 mph
- Diameter
- 33.48 in
- Was 32.91 in
- Revs per mile
- 602
- Was 613
- 3% guideline
- Within
Car built for 275/55R21, now on 265/55R22.
275/55R21 and 265/55R22
| Measure | 275/55R21 | 265/55R22 | Difference |
|---|---|---|---|
| Width, mm | 275 | 265 | -10 |
| Sidewall, % of width | 55 | 55 | 0 |
| Rim, in | 21 | 22 | +1 |
| Section height, in | 5.95 | 5.74 | -0.22 |
| Diameter, in | 32.91 | 33.48 | +0.57 (+1.7%) |
| Circumference, in | 103.4 | 105.2 | +1.8 |
| Revs per mile | 613 | 602 | -10 (-1.7%) |
Fitting 265/55R22 instead of 275/55R21
Within the usual 3% diameter guideline.
- Needs 22 in wheels.
Cars with 275/55R21
Cars with 265/55R22
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.
- Two or more sources agree
- One source
- Model-level or estimate
- Sources differ