I recall from the iBoB archives that there was an apparent difference based on years. If I Recall the first, maybe couple, of rounds did not fit the wider tires as easily. Sorry, but I am too lazy to look it up at the moment, but I do recall a thread about this over there.
Rob On Jan 13, 6:01 pm, EricP <ericpl...@aol.com> wrote: > Interesting. As I just inflate the Schwalbe Marathon Supreme 700x40 > to whatever the mood is. Usually about 45 front and 60 rear. And > after about 2,400 miles on them last year, do perfer them to the CdlV > in 650B. Those were good tires, but I didn't find them in the same > quality league as the Schwable. At least for my riding preferences. > > Again, that's probably just my preference and my weight. If I were to > lose a lot more weight, things might be different. > > No matter, right now, 40 is about the narrowest tire in the lineup. > Although maybe my 700C studded on the Hillborne are not so wide. But > that bike hasn't been out yet this year. Weather too crummy. > > The differences in folks getting tires to fit in the Ram make me > wonder if there are either rim issues involved or - and this is highly > unlikely - one batch might be slightly narrower in the stays? > > Eric Platt > (who has cabin fever and the Atlantis on the "road to nowhere" trainer > isn't helping) > > On Jan 13, 11:05 am, Steve Palincsar <palin...@his.com> wrote: > > > > > On Wed, 2010-01-13 at 08:52 -0800, Jim Thill - Hiawatha Cyclery wrote: > > > > I remember the article that Mike mentioned. I think the point was that > > > Riv bikes already have good clearances, so why bother (not to mention > > > BB height issues...) In the early days of RBW's promotion of 650B, a > > > lot of people were converting 27/700 bikes for no clear reason, since > > > many of the conversions already had ample tire-space (many 1970s bikes > > > had loads of room). Of course, if you have an early 80s Italian racing > > > bike or something else with minimal clearance, then there are clear > > > benefits to the conversion. We did many of these, which were well > > > received by their owners, and made the bikes much more useful and > > > interesting. > > > > On Jan 13, 10:17 am, Mike <mjawn...@gmail.com> wrote: > > > > Jim makes a really good point here. The Rambouillet works fine with > > > > fenders and 32s so why bother with 650b. If you don't use fenders you > > > > can fit a tire up to 37mm. There was an article or note in one of the > > > > RR, I can't remember which one, where Grant mentioned that their bikes > > > > weren't good for 650b conversion. > > > On the other hand, if you can fit it, there is a WORLD of difference > > between a 650Bx40 Hetre and any 32mm tire. There's even a world of > > difference between a 38mm CdlV and any 32mm tire. I have all these > > sizes, and I speak from experience. > > > Also, I've used 35 and 38mm 700C tires in the past (although not the > > current gen. Pasela 37mm, which by all accounts is the best wide 700C). > > In my opinion, based on my experiences, there is simply no comparison > > between the plush, velvety ride of the wide 650Bs and the harsh, > > unpleasant, heavy-feeling ride of the wide 700Cs I've tried. > > > And the best of the wide 700C lot, the now-defunct Bruce Gordon Rock 'n > > Road knobby, had other issues: very fast wear, and a wicked rebound. > > Hit a good sized bump with it, and it was like slamming a basketball on > > the ground: BOING! Hang on to the handlebar, lest you lose it. > > > In my experience, the wide 700Cs just aren't the same as the wide 650Bs. > > They're generally much higher pressure (in some cases, labeled "inflate > > to" 90 or 100 psi) than the corresponding width 650Bs, which often are > > labeled 50psi max pressure, with much stiffer sidewalls and beefier > > construction all around. Supple, they're not.- Hide quoted text - > > > - Show quoted text -- Hide quoted text - > > - Show quoted text -
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