205/60R16 vs 255/45R17 tire size
255/45R17 vs 205/60R16, diameter
+1.4% taller
- Speedometer
- 59.2 mph
- At a true 60 mph
- Diameter
- 26.04 in
- Was 25.69 in
- Revs per mile
- 775
- Was 785
- 3% guideline
- Within
Car built for 205/60R16, now on 255/45R17.
205/60R16 and 255/45R17
| Measure | 205/60R16 | 255/45R17 | Difference |
|---|---|---|---|
| Width, mm | 205 | 255 | +50 |
| Sidewall, % of width | 60 | 45 | -15 |
| Rim, in | 16 | 17 | +1 |
| Section height, in | 4.84 | 4.52 | -0.32 |
| Diameter, in | 25.69 | 26.04 | +0.35 (+1.4%) |
| Circumference, in | 80.7 | 81.8 | +1.1 |
| Revs per mile | 785 | 775 | -11 (-1.3%) |
Fitting 255/45R17 instead of 205/60R16
Within the usual 3% diameter guideline.
- Needs 17 in wheels.
- 50 mm wider. Check rubbing at full lock.
Cars with 205/60R16
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