Forum Discussion
hooligan
Jan 05, 2014Explorer
Francesca Knowles wrote:
This is the second time in a week this question's come up, and last time I quoted one of your older posts on the subject- is the below still true, or did I steer the feller wrong?
These tire sizes by other manufacturers are direct replacements for the Michelin specific sizes.
Popular RV tire size equivalents:
.. Michelin..to...Goodyear, Toyo etc
235/80R22.5 = 245/75R22.5
255/80R22.5 = 265/75R22.5
275/80R22.5 = 295/75R22.5
I replaced my original 235/80R22.5 tires with GY G670 275/70R22.5. Much higher load rating, about 1 inch wider tread and almost the same diameter and revolutions per mile. (less than a 1% speedometer error)
When going to a tire with different dimensions you need to check wheel well clearance and dual wheel spacing.
This calculator shows the difference between various size tires: Tire size calculator
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