245/35R19 vs 285/30R19 tire size
285/30R19 vs 245/35R19, diameter
Same diameter
- Speedometer
- 60.0 mph
- At a true 60 mph
- Diameter
- 25.73 in
- Was 25.75 in
- Revs per mile
- 784
- Was 783
- 3% guideline
- Within
Car built for 245/35R19, now on 285/30R19.
245/35R19 and 285/30R19
| Measure | 245/35R19 | 285/30R19 | Difference |
|---|---|---|---|
| Width, mm | 245 | 285 | +40 |
| Sidewall, % of width | 35 | 30 | -5 |
| Rim, in | 19 | 19 | 0 |
| Section height, in | 3.38 | 3.37 | -0.01 |
| Diameter, in | 25.75 | 25.73 | -0.02 (-0.1%) |
| Circumference, in | 80.9 | 80.8 | -0.1 |
| Revs per mile | 783 | 784 | +1 (+0.1%) |
Fitting 285/30R19 instead of 245/35R19
Within the usual 3% diameter guideline.
- 40 mm wider. Check rubbing at full lock.
Cars with 245/35R19
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