[RBW] Re: silver crankset questions

2018-08-20 Thread aeroperf
Thomas:  It sounds like I did exactly what you are thinking.
My Sam came with 26/40 rings on a Sugino XD-2.  After two years the 40 felt 
like it was not enough gear, so I tried both a 42 and a 44.

They did not exceed the "protection" of the guard.
The 42 did shift reliably.  The 44 felt like it was too big a step from the 
26 and I had to be a little more careful.
These were with the stock Shimano Claris 2-speed front derailleur.

This still was not what I felt I really wanted, so after another year I 
converted to a 3-speed - 26/36/46.  To do this I had to remove the guard.
I fitted a Shimano Sora FD3030 front derailleur.  This set-up feels exactly 
right for me.
However, it has only been 800 miles with this set-up, and I have thrown the 
chain to the outside twice.  It is "adjustment critical".

So ride it, swap chainrings, ride it some more.  Chainrings are relatively 
cheap, and you'll know it is right when you find what you want.

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[RBW] Re: silver crankset questions

2018-08-20 Thread Joe Bernard
Yep, 38/24 with 11/34 cassette. 

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[RBW] Re: silver crankset questions

2018-08-20 Thread Thomas Lynn Skean
Hi, Joe.

Is that the stock 38/24 setup?

Yours,
Thomas Lynn Skean

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[RBW] Re: silver crankset questions

2018-08-20 Thread Brewster Fong
This is interesting. Last Saturday, I caught up with a rider on a climb out 
of Muir Beach and he was riding one of the latest carbon wonder bikes - a 
3T.  Yes, the same company that makes those stems and handlebars now makes 
framesets!  Apparently, 3T thing is to offer a 1x drivetrain. They claim 
you can save something like 400 grams over a normal double drivetrain. 
Whatever.

When I caught up with the guy, I asked him about using the 1x drivetrain on 
the road. I know it is becoming the big deal off-road, but I hear/read 
people blast it for road riding. This guy said he loved it!  He had a 42t 
chainring and a 10x42 11 speed rear cassette. He told me that although he 
was out of shape, when he gets "in-shape" he's going to swap the 42t out 
for a 46t?!  Yow, 46x10 high gear?!  Since I was on my Trek Madone with 
etap, I'm wondering if he said that to show me that he's not a "poser..."  
Lol!  

Personally, whatever works for you is what's right. A lot of my friends 
have switched not only to a "compact" crankset 50/34, but have also gone to 
an 11-32 11 speed cassette in the rear. So much for being "racers!"

Good Luck!  



On Monday, August 20, 2018 at 4:10:42 PM UTC-7, Benz, Sunnyvale, CA wrote:
>
> The guard sold with the Silver Wide/Low crank should support up to a 40T 
> chainring. Even with a 40T big ring, the jump to/from a 24T small ring is 
> still 16T, which is usually the recommended max spread (e.g., 50/34). 
>
> As for whether a 38T big ring is enough, you need to figure that for 
> yourself. You need to consider both the physical as well as the mental 
> aspects of this question. 
>
> For example, my 26” wheeled Atlantis has a 40x12 tall gear, and I spin out 
> easily on the local hilly terrain. I’ve thought about changing it out for a 
> bigger gear, but I’ve since learned to coast contentedly, meaning I learned 
> to let go of trying to be the “Fastest possible downhill”, at least on my 
> Atlantis. 
>
> It’s also funny going to my Atlantis from my other higher geared bikes, 
> because I feel like Superman spinning up its biggest gear. Of course I’m 
> going significant slower but it’s still nice to feel the downtube shifter 
> clunk into the highest gear on the flats.

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[RBW] Re: silver crankset questions

2018-08-20 Thread dougP
Thomas:

What cassette are you using? Tire size?  Are you in flat or hilly country?  
Lots of things to consider as they all interact.  

Your skill & standards come into play on "shifting reliably".  Think about 
the 34/50 compact doubles that are so common.  Some riders shift these 
effortlessly while others commonly drop the chain.  I would think paying a 
reasonable amount of attention when shifting (i.e.: don't "shift without 
lift") would make a 24/40 doable. 

dougP

On Monday, August 20, 2018 at 3:19:12 PM UTC-7, Thomas Lynn Skean wrote:
>
> Hi, all. 
>
> I’m getting a Silver 38/24 Wide/low double. I’m uncertain if the 38 will 
> be enough gear for me forever, so I’m wondering what my options are if 
> proves problematic at some point. (It won’t be a problem right away, but it 
> might become a problem if I get into better shape and decide to go faster 
> than I currently do.) 
>
> Has anyone tried replacing the 38 with a 39 or 40? If so, 
>
> Did it exceed the “protection” of the guard? 
>
> Did it shift reliably with the 24? 
>
> (I’m presuming either a 39 or a 40 would shift reliably with a 26.) 
>
> What derailer are you using? 
>
> Any experiences using a Silver Wide/low double with  an alpina-d triple 
> derailer or with a Shimano CX70 double would be greatly appreciated. 
>
> Yours, 
> Thomas Lynn Skean 
>

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