(Set Size1 to OEM Size)
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See how the 285/60r18 tire size compares to the 275/65r18
Making a decision before buying the right tire size? Or maybe you want new aftermarket tires?
The comparison charts above represent detailed calculations of the difference in size between 285/60r18 and 275/65r18 tires.
The resulting calculations of tire diameter and width, sidewall height, circumference and rim diameter are provided in the form of comparison table and visual graphics to better convey the difference between 285/60r18 and 275/65r18 tire sizes.
On top of that, given the fact that 285/60r18 is the original equipment tire size, you may also emulate the difference between your actual speed and speedometer readings after installing the 275/65r18 tires. Chances are high that you will want to calibrate your speedometer!