Cycling Mob Cycling Forums - View Single Post - New wheels, new tires (difference between 700x25, 26, & 28?)

06-14-2004, 08:25 PM

Frank Krygowski wrote:
:: Roger Zoul wrote:
::
::: I've a heavy rider (240lbs). My current wheels (28 spokes on the
::: rear) have 700x26c tires.
:::
::: I've ordered a new wheelset due to spokes breaking on the rear (36
::: spokes on the rear). I'm thinking of putting 700x25c or 700x28c
::: tires on this one...will I notice any significant differences?
::
:: Personally, I'd go with at least 28. If I had your weight, I'd
:: probably
:: look at 32 mm, if it would clear the frame and brakes.
::
:: A narrow tire might give very slightly less rolling resistance on
:: perfectly smooth roads, but if the road has any significant
:: roughness,
:: you'll probably be better off with a wider tire.
::
:: A wider tire (assuming you inflate it enough) also provides more
:: protection from pinch flats or "snake bite" flats.

Thanks, Frank. I've already ordered some 26s, but when I current ones wear
out I'll move to something a bit bigger, if I haven't lost more weight by
then.

06-14-2004, 08:25 PM	#11 (permalink)
Roger Zoul Posts: n/a	Re: New wheels, new tires (difference between 700x25, 26, & 28?) Frank Krygowski wrote: :: Roger Zoul wrote: :: ::: I've a heavy rider (240lbs). My current wheels (28 spokes on the ::: rear) have 700x26c tires. ::: ::: I've ordered a new wheelset due to spokes breaking on the rear (36 ::: spokes on the rear). I'm thinking of putting 700x25c or 700x28c ::: tires on this one...will I notice any significant differences? :: :: Personally, I'd go with at least 28. If I had your weight, I'd :: probably :: look at 32 mm, if it would clear the frame and brakes. :: :: A narrow tire might give very slightly less rolling resistance on :: perfectly smooth roads, but if the road has any significant :: roughness, :: you'll probably be better off with a wider tire. :: :: A wider tire (assuming you inflate it enough) also provides more :: protection from pinch flats or "snake bite" flats. Thanks, Frank. I've already ordered some 26s, but when I current ones wear out I'll move to something a bit bigger, if I haven't lost more weight by then.