Bike Forums - View Single Post - 27x1.25 Equivalent size

03-27-21 | 12:01 PM

#14

repechage

Senior Member

Joined: Jun 2006

Posts: 21,868

Likes: 3,753

Quote:

Originally Posted by tcs

BTW, if we're talking about ISO32x630mm tires, they are properly 27 x 1 1/4, not 27 x 1.25.

https://www.sheldonbrown.com/tire-sizing.html

Yes, in math fractions and decimals can interchange, not on bikes.
Found out that when I was 10 years old. Very disappointed.

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