Bicycle Mechanics - 27 x 1/4" tires same as 27 x 1.25

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operator
02-08-05, 11:42 PM
I'm getting confused. Some tires are marked with fractions others with decimals. Are these equivalent? I have a nagging feeling they aren't.


djbrod
02-08-05, 11:58 PM
According to the man, they are not:

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

See the section titled "Does Point Seven Five Equal Three Quarters?"

Third section down.

Raiyn
02-09-05, 12:04 AM
I'm getting confused. Some tires are marked with fractions others with decimals. Are these equivalent? I have a nagging feeling they aren't.
Start with one stay with it as will be explained inthe article


Berodesign
02-09-05, 03:24 AM
Well, when two 25 mm tires are different, how could a 1/2" and a 1.25 be the same :D