255/30R19 vs 265/30R19 tire size
265/30R19 vs 255/30R19, diameter
+0.9% taller
- Speedometer
- 59.4 mph
- At a true 60 mph
- Diameter
- 25.26 in
- Was 25.02 in
- Revs per mile
- 798
- Was 806
- 3% guideline
- Within
Car built for 255/30R19, now on 265/30R19.
255/30R19 and 265/30R19
| Measure | 255/30R19 | 265/30R19 | Difference |
|---|---|---|---|
| Width, mm | 255 | 265 | +10 |
| Sidewall, % of width | 30 | 30 | 0 |
| Rim, in | 19 | 19 | 0 |
| Section height, in | 3.01 | 3.13 | +0.12 |
| Diameter, in | 25.02 | 25.26 | +0.24 (+0.9%) |
| Circumference, in | 78.6 | 79.4 | +0.7 |
| Revs per mile | 806 | 798 | -8 (-0.9%) |
Fitting 265/30R19 instead of 255/30R19
Within the usual 3% diameter guideline.
Cars with 255/30R19
Cars with 265/30R19
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