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-   -   48/16 is killing me! (https://www.bikeforums.net/singlespeed-fixed-gear/554855-48-16-killing-me.html)

Scrodzilla 06-23-09 06:09 PM

48/16 is killing me!
 
Legit. I thought I'd get used to it after some time but there's a bridge near my house that is part of my daily commute (the first and last part!) and getting up the incline isn't getting any easier. I start out trucking like a mother****er and near the top I'm at a crawl, huffing and puffing like the big bad wolf and the descent down the other side isn't even enjoyable. I'm obviously in need of a new gear ratio but have no idea where to start. I'm thinking 44/16.

Advice? Tips?

:twitchy:

The Beverly Bridge (ugh), right outside my door:
http://img.photobucket.com/albums/v1...lla/bridge.jpg

jollysnowman 06-23-09 06:15 PM

1) think cog, not chainring.
2) try standing for a portion.
3) HTFU.

Banana Up 06-23-09 06:15 PM

I went from 48/16 to 48/17 for a couple months. And now I have 46/17, and its great for me. I live at the base of a mountain so im always going up hill and this seems to do quite well

Scrodzilla 06-23-09 06:18 PM


Originally Posted by jollysnowman (Post 9154373)
1) think cog, not chainring.
2) try standing for a portion.
3) HTFU.

Oh, man...I stand most of the way up. It sucks. I feel like I'm riding a giant BMX.

Forgive my being naive to this stuff as this is the only ratio I've ever had, but why cog over chainring?

HTFU???

monsterkidz 06-23-09 06:19 PM

No one here will be able to tell you what your level of fitness is. 44x16 would work, so would 48x17 and I'm sure there are people on this board that could get up that bridge on 49x16. Cogs are usually cheaper to change out than chainrings. Get a few cogs and see if you can make something work for you.

Also, changing a cog gives a more drastic change in gearing. Chainrings more of a fine tune.

jollysnowman 06-23-09 06:35 PM


Originally Posted by Scrodzilla (Post 9154393)
HTFU???

harden the f*ck up. It's a thing from the roadie forum lol.

Scrodzilla 06-23-09 06:51 PM


Originally Posted by jollysnowman (Post 9154472)
harden the f*ck up. It's a thing from the roadie forum lol.

Oh...gotcha. Haha!

I'm pretty fit and it bums me out that such a common ratio is kicking my *****. I'm not really looking for someone to tell me what to do, I'm just maybe looking for examples of what others are riding. I've noticed a lot of people are running smaller rings than that (not even counting hipsters, who are just plain silly).

Scratcher33 06-23-09 06:52 PM


Originally Posted by jollysnowman (Post 9154472)
harden the f*ck up. It's a thing from the roadie forum lol.



Not true... do the math. Start with 48/16. 48/17 is a smaller change than 49/16.

My math says that 48/17 has a change of -47GI and 49/16 has a change of 1.7GI.

gospastic 06-23-09 06:56 PM


Originally Posted by Scratcher33 (Post 9154565)
My math says that 48/17 has a change of -4.7GI and 49/16 has a change of 1.7GI.

fixed

bmike 06-23-09 06:56 PM

nothing wrong with riding what works for you.
there are some LD folks who ride 42/16.

i ride 42/16 summer, 40/19 winter with studs.
and i'm changing out so i'll have 2 rings with the dingle cog... wide tires, 3 options for combos.

ryor!

Sixty Fiver 06-23-09 06:58 PM

I have a little hill here that takes me up 900 feet and tops out at a 22% grade... I do that on 74 gear inches and have a no walking policy.

RunninWild 06-23-09 07:17 PM

Keep the gearing you have now and in no time you will not be huffing and puffing nearly as much. If you don't feel the need to push your fitness level then do as the others said and just replace the cog.

Scrodzilla 06-23-09 07:38 PM

Thanks, everyone. I know some of you guys can be pretty tough on those who ask questions.

I've had this gearing for some time now. I'm thinking I may not be cut out for 48/16 and maybe need to spin a little more. I'll pick up a cog from the LBS tomorrow. A buddy of mine also just offered me a 46t ring for free, so that's an option as well. I'll play around a bit with my ratio. Hopefully it will be a fun learning experience.

jollysnowman 06-23-09 07:53 PM


Originally Posted by Scratcher33 (Post 9154565)
My math says that 48/17 has a change of -47GI and 49/16 has a change of 1.7GI.

First off, my example wasn't what I wanted. I meant 48/17 and 47/16.

Second, my thinking wasn't clear. A change in cog is more drastic than a change in chainring.

So yeah. my bad.

psirue 06-23-09 07:59 PM


Originally Posted by Scrodzilla (Post 9154811)
Thanks, everyone. I know some of you guys can be pretty tough on those who ask questions.

I've had this gearing for some time now. I'm thinking I may not be cut out for 48/16 and maybe need to spin a little more. I'll pick up a cog from the LBS tomorrow. A buddy of mine also just offered me a 46t ring for free, so that's an option as well. I'll play around a bit with my ratio. Hopefully it will be a fun learning experience.

always go up, not down, to achieve the proper gear inches. the higher the number of teeth, the less wear. and try to go all even as well. read up on what sheldon brown wrote on the subject.

you just need a 18t cog in the back for approx. 70 GI w/ 23s.

exhumed 06-23-09 08:31 PM


Originally Posted by Scrodzilla (Post 9154393)
Oh, man...I stand most of the way up. It sucks. I feel like I'm riding a giant BMX.

Forgive my being naive to this stuff as this is the only ratio I've ever had, but why cog over chainring?

HTFU???

You get tired quicker if you stand the whole way. Once I figured that out I started getting better at hills, but it is still my least favorite thing to do on a bike. I don't have a hill climbers build. D:

jakerock 06-23-09 08:57 PM

Dont feel like you gotta keep up with a bunch of internet clowns, because they are probably lying anyway.
81 GI is really steep for the street. I roll @ 70GI and I have the Williamsburg Bridge at the beginning and end of my rides and its perfect... It works me but doesnt kill me. Theres no way I could do it and have any fun @ 80GI.
That bridge crossing looks beautiful... should be fun, not a near death experience!


Scrod... you seen this?
http://software.bareknucklebrigade.c...it.applet.html

hobo #3 06-23-09 10:14 PM

You may want to focus on pedaling technique, too. I've found that climbing got much easier (and smoother) when I started to focus on pulling one pedal, and pushing the other at the same time, rather than just mashing one at a time. Clipless pedals also made it easier, but to each their own. I'm sure the roadies would know more about it than me, though.

Sixty Fiver 06-23-09 11:54 PM


Originally Posted by hobo #3 (Post 9155514)
You may want to focus on pedaling technique, too. I've found that climbing got much easier (and smoother) when I started to focus on pulling one pedal, and pushing the other at the same time, rather than just mashing one at a time. Clipless pedals also made it easier, but to each their own. I'm sure the roadies would know more about it than me, though.

The best and only proper pedalling technique is to learn to spin in smooth circles to maintain power throughout the entire crank rotation.

I see so many cyclists who do not know how to spin properly and it does not take much practice to improve one's technique... after that there is a conditioning phase as your legs will be working harder in that they won't be seeing much rest.

philofthefuture 06-23-09 11:57 PM

stand and lean forward so you let your weight do the pedaling. My gear ratio is 46/18 and inclines are pretty effortless. As for the downhill, just have fun with it! and skid.

dave22 06-24-09 12:11 AM


Originally Posted by philofthefuture (Post 9155893)
stand and lean forward so you let your weight do the pedaling. My gear ratio is 46/18 and inclines are pretty effortless. As for the downhill, just have fun with it! and skid.

Yeah. Standing and leaning forward is just going to wear you out and skidding down will kill a tire in three days at 48/16.


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