@Sarah - maybe the easiest thing is to go on a ride with some local list 
members who can give you some ideas while you're actually riding on these 
roads.  

For example, have you ridden a 24T granny on the road---and if so, with 
what rear cog?  A 24 is really very low for the road (but not for dirt), 
and a 24T - 32 in the back may be too low to be useful.  A 26 or even a 28 
may be a better granny depending on your cassette range.  But as mentioned 
already, only you know what works for you.

Greg

On Monday, November 27, 2023 at 6:13:55 AM UTC-8 sarahlik...@gmail.com 
wrote:

> Bike nerd input is heartily welcomed. Gearing has been a challenge for me 
> to understand but from spending hours reading and trying things out I'm 
> starting to understand... thanks to other bike nerds!
>
> The outcome is I will likely be giving a triple a try. The 34 is my 
> favorite chain ring to live in, but I long for the higher and lower gearing 
> when I don't have them. And somehow my brain gets the function of the 
> triple more than trying to understand all the combinations possible with 
> the cassette, and trying to comprehend "gearing math."
>
> On Sunday, November 26, 2023 at 1:45:07 PM UTC-8 Ted Durant wrote:
>
>> On Sunday, November 26, 2023 at 12:34:51 PM UTC-6 Jason Fuller wrote:
>>
>> I would echo that triples are pretty nice - not only do you get more 
>> range, but the 10-tooth jumps in the front are a lot less 'disruptive' if 
>> you know what I mean. I find the smaller chainring jump means that when I 
>> hit the base of a hill I can often just drop a chainring and leave the rear 
>> alone, and it is a natural gear reduction .. whereas on the wide-low 
>> double, you would be spinning like crazy if you tried the same thing
>>
>>
>> Excellent point, and one that launches me into bike nerd mode... 
>> apologies in advance if this is too much.
>>
>> The "standard" chainring gap became 16 teeth when "compact double" 50x34 
>> combos became all the rage. That's a 39% jump, the way I measure it 
>> (Ln(50/34)), or about 2.5 times the 15.4% jump from 18 to 21 in back. Now, 
>> if you keep that 16 tooth gap but go down to 40x24, that's a ginormous 51% 
>> jump, which is 3.3x the 18-21 jump. I have a 42x26 on my Waterford ST-22, 
>> and it's definitely jarring to drop to the small ring when you hit a hill, 
>> requiring a bit of advance planning to shift a cog harder in the rear, 
>> first. I spent plenty of time riding half-step gearing, so I'm facile with 
>> double-shifting, but after a couple hundred kms I'm too tired for that. For 
>> my Breadwinner G-Road I went with 44x32, which is a gentle 32% jump. It 
>> means there's more overlap in the gearing, or to put it another way, I'm 
>> not maximizing the total range of the system, but I very much prefer to 
>> make that trade-off. At 41%, the 14-tooth gap on the Silver 42x28's on my 
>> Sams is pretty much the outer limit for me. The Wide-Low (38x24) is a 46% 
>> jump which is pretty high.
>>
>> Ted Durant
>> Milwaukee, WI USA
>>
>>
>>

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