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Tire Size Calculator
Alternative Tire Sizes
Tire Comparison
- Size -
- Height -
- Diameter -
Size
A
/
R
Size
B
/
R
Metric
Inches
Alternative Tire Sizes for 285/75R18
883.9
284.5
2776
214
457.2
Size
Diameter
Difference
Width
325/65R18
878.8
-0.57%
325.1
285/75R18
883.9
0.00%
284.5
305/70R18
883.9
0.00%
304.8
315/70R18
889.0
+0.57%
317.5