Frame sizing
#1
Thread Starter
Junior Member
Joined: Sep 2012
Posts: 5
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Frame sizing
Aloha guys.
Just have some Qs to ask. I'm 5'9 and started off with a 54cm visp, which felt okay. Sold that frame and got a 52cm leader 721 frame. I know it's a bit small for my height but it felt good, didn't really feel too cramped. Anyways. I'm deciding to pick up a cervelo p2t track frameset drone someone local here in hawaii. But its also a 52cm frame. Just wondering if I should picl it up, or should I find a frame size 54cm? I'm afraid that if I get it, it won't feel the same as my 52cm leader 721.
Just have some Qs to ask. I'm 5'9 and started off with a 54cm visp, which felt okay. Sold that frame and got a 52cm leader 721 frame. I know it's a bit small for my height but it felt good, didn't really feel too cramped. Anyways. I'm deciding to pick up a cervelo p2t track frameset drone someone local here in hawaii. But its also a 52cm frame. Just wondering if I should picl it up, or should I find a frame size 54cm? I'm afraid that if I get it, it won't feel the same as my 52cm leader 721.
#3
Just smang it.
Joined: Feb 2011
Posts: 2,295
Likes: 1
From: Bellingham
Bikes: Felt F1X, Kilo WT, Dawes Deadeye
Look at the geometry charts for both and see how close they are. I don't know much about leaders but I've heard chatter about them having very long top tubes so it would be worth comparing.
Leader 721/25/35

Cervelo P2T Track
Leader 721/25/35

Cervelo P2T Track
Last edited by EpicSchwinn; 09-30-12 at 07:01 AM.
#5
Thread Starter
Junior Member
Joined: Sep 2012
Posts: 5
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Okay, found out my 721 was a 51cm frame. Bit it felt comfy for me. And I'm 5'9. The guy I'm buying the cervelo p2t frame from said the top tube is 54cm and seat tube is 53.5cm. Which makes the frame what size?
Does anyone know the top tube length and set tube length for the 51cm 721 frame? I've alread sold my frame so I can't measure
Does anyone know the top tube length and set tube length for the 51cm 721 frame? I've alread sold my frame so I can't measure
#6
Your cog is slipping.



Joined: May 2009
Posts: 26,053
Likes: 100
From: Beverly MA
Bikes: EAI Bareknuckle

I honestly can't imagine someone 5'9" being comfortable on a 51cm 721. I'm 5'10" and my 725 - which has the same geo - was a 55 and it fit me really well.
Based on the info above, the Cervelo is even smaller.
#10
Senior Member

Joined: Aug 2011
Posts: 22,676
Likes: 2,642
From: CID
Bikes: 1991 Bianchi Eros, 1964 Armstrong, 1988 Diamondback Ascent, 1988 Bianchi Premio, 1987 Bianchi Sport SX, 1980s Raleigh mixte (hers), All-City Space Horse (hers)
Why do you want to ride such a dinky frame anyways?
#12
Your cog is slipping.



Joined: May 2009
Posts: 26,053
Likes: 100
From: Beverly MA
Bikes: EAI Bareknuckle
Maybe because a link hasn't been posted and nobody can do anything for themselves.
Here:
https://www.competitivecyclist.com/za...LCULATOR_INTRO
Here:
https://www.competitivecyclist.com/za...LCULATOR_INTRO
#13
Aloha guys.
Just have some Qs to ask. I'm 5'9 and started off with a 54cm visp, which felt okay. Sold that frame and got a 52cm leader 721 frame. I know it's a bit small for my height but it felt good, didn't really feel too cramped. Anyways. I'm deciding to pick up a cervelo p2t track frameset drone someone local here in hawaii. But its also a 52cm frame. Just wondering if I should picl it up, or should I find a frame size 54cm? I'm afraid that if I get it, it won't feel the same as my 52cm leader 721.
Just have some Qs to ask. I'm 5'9 and started off with a 54cm visp, which felt okay. Sold that frame and got a 52cm leader 721 frame. I know it's a bit small for my height but it felt good, didn't really feel too cramped. Anyways. I'm deciding to pick up a cervelo p2t track frameset drone someone local here in hawaii. But its also a 52cm frame. Just wondering if I should picl it up, or should I find a frame size 54cm? I'm afraid that if I get it, it won't feel the same as my 52cm leader 721.
There is no real way to "do the math" and figure out how it will feel.
If the bike is currently built by the current owner, ask him/her if you can ride it first. If not, it's a gamble.
#14
Thread Starter
Junior Member
Joined: Sep 2012
Posts: 5
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Sorry for the late post. And I appreciate everyone's input. But I went an got the frame yesterday. It came with sugino75 bb and cranks, Chris king headsets, deda stem, and San Marco magma saddle. And I paid 720 for everything. I find it a steal, and lucky I got the frame. Lastnight I threw on my clipless pedals, chub hub laced to h plus sons, and front wheel to do a fit ment. And to my surprise everything felt good. Added my modolo track drops and honestly, when in the drops it doesn't hurt my neck as how the leader 721 did. So today before work I picked up a 50t fsa chainring and chainring bolts. Then will give it a est ride when I get home.
What do you guys think so far?

What do you guys think so far?

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