Frame sizing
#1
Thread Starter
Acquiring new target....
Joined: Mar 2007
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From: St. Louis, MO
Bikes: Trek XO-1, Gary Fisher Rig
Frame sizing
I'm converting an old Motobecane to a SS.
I normally ride a 58 or a 59.
This frame is a 54.
Is this going to be too small or will I be able to work around the frame size to get a good fit.
This will be primarily a commuter bike.
I normally ride a 58 or a 59.
This frame is a 54.
Is this going to be too small or will I be able to work around the frame size to get a good fit.
This will be primarily a commuter bike.
#2
Senior Member
Joined: Sep 2006
Posts: 3,744
Likes: 1
From: Van BC
It won't be optimal but it will probably work OK, as long as your commute is not particularly long. It's easy to find long seatposts these days and if you need to jack up the bars there's always Nitto Technomics.
#3
Personally I like my bikes a little smaller. I'm about 5'10 or 5'11 and ride about 52cm. It's always better to have too small than too big - you can switch out the seatpost / stem / bars on a too-small bike, but on a too-big bike all you can do is hope your body grows. Plus too-big bikes feel like boats...
But really, the only measurement that is actually relevent in my opinion is the top tube + stem measurement. Too big or too small and you'll have issues. I run my bikes small but use a high seat and long stem so it equals out on the fun-meter.
But really, the only measurement that is actually relevent in my opinion is the top tube + stem measurement. Too big or too small and you'll have issues. I run my bikes small but use a high seat and long stem so it equals out on the fun-meter.
#4
jack of one or two trades
Joined: Jun 2005
Posts: 5,640
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From: Suburbia, CT
Bikes: Old-ass gearie hardtail MTB, fix-converted Centurion LeMans commuter, SS hardtail monster MTB
If you can find a frame closer to your size without going nuts, do it. That is a pretty big size difference IMHO, and probably won't be fun to deal with.
#6
Vello Kombi, baby

Joined: Dec 2002
Posts: 5,188
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From: Je suis ici
Bikes: 1973 Eisentraut; 1970s Richard Sachs; 1978 Alfio Bonnano; 1967 Peugeot PX10
Originally Posted by Aeroplane
If you can find a frame closer to your size without going nuts, do it. That is a pretty big size difference IMHO, and probably won't be fun to deal with.
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#7
Thread Starter
Acquiring new target....
Joined: Mar 2007
Posts: 1,276
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From: St. Louis, MO
Bikes: Trek XO-1, Gary Fisher Rig
Well, poop.
I guess I'll just keep an eye out for old, inexpensive road frames that'll make good SS-conversion candidates.
I'm still going to take the Motobecane down to the LBS and see what they say.
I guess I'll just keep an eye out for old, inexpensive road frames that'll make good SS-conversion candidates.
I'm still going to take the Motobecane down to the LBS and see what they say.
#10
Thread Starter
Acquiring new target....
Joined: Mar 2007
Posts: 1,276
Likes: 0
From: St. Louis, MO
Bikes: Trek XO-1, Gary Fisher Rig
UPDATE:
While my Motobecane is a sweet vintage mount (from the early '60s is what the bike mechanic at my LBS said), it is not a good candidate for a single speed commuter.
Time to find another older road bike. craigslist here I come!
While my Motobecane is a sweet vintage mount (from the early '60s is what the bike mechanic at my LBS said), it is not a good candidate for a single speed commuter.
Time to find another older road bike. craigslist here I come!





