Posted by Roger on October 18, 1999 at 09:17:08:
In Reply to: tire size confusion posted by John Marshall on October 16, 1999 at 09:40:05:
A P215/60R15 has a design nominal OD of 26.14" and section width of 8.7" on a 6.5 rim.
A P215/65R15 lists as 27.01 and 8.7 on 6.5 rim
Your spedometer will probably read about 3% low
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