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View Full Version : geometry for Serotta CXII?


hankchong
07-27-2014, 01:43 PM
A buddy of mine is interested in this frame, but can't find any information regarding the geometry of the frame, assuming it's stock.

http://www.ebay.com/itm/Serotta-CXII-CS-Road-Bike-Frame-54cm-MEDIUM-Columbus/351127091184?_trksid=p2050601.c100269.m3464&_trkparms=aid%3D111001%26algo%3DREC.SEED%26ao%3D1% 26asc%3D20140716145430%26meid%3D861595392771468672 0%26pid%3D100269%26prg%3D20140716145430%26rk%3D1%2 6rkt%3D4%26sd%3D351127091184%26clkid%3D86159545072 61732259&_qi=RTM1562569

The serial number of the frame is CXS 54 111.

Thanks for your help.

jdp211
07-27-2014, 01:57 PM
It has the geo less seat/headtube angles right in the ad.

sokyroadie
07-27-2014, 02:27 PM
I had one and it is fine for it's intended use which is for time trials/triathlon the ST is probably 74-75 deg.

Jeff

hankchong
07-27-2014, 03:59 PM
It has the geo less seat/headtube angles right in the ad.

Minimally, it's the seat tube angle that we need to get a sense for fit.

hankchong
07-27-2014, 04:00 PM
Thanks, Jeff.

I had one and it is fine for it's intended use which is for time trials/triathlon the ST is probably 74-75 deg.

Jeff

sokyroadie
07-27-2014, 05:13 PM
Here is the geometry on the one I had and sold:

http://forums.thepaceline.net/showthread.php?t=61242

75.5deg ST

Jeff

RedRider
07-27-2014, 08:00 PM
Just curious... if you did buy it what fork would you use?

hankchong
07-27-2014, 09:15 PM
No idea. I asked the seller about what fork length and rake the frame was built for. Anybody have a sense for possible fork specs for this frame?

Just curious... if you did buy it what fork would you use?

pstock
02-12-2015, 09:25 AM
Stumbled on this post about Serotta CXIIs, thought I would add mine to the mix.
https://plus.google.com/u/0/photos/117120810562366728844/albums/6114976278405437473

I have been baffled by the geometry.
This apparently was a custom build so who knows.
But the head tube (250mm) and the wheelbase (1m07) seem wild.

Serotta CXII
virtual Top tube cm 57
virtual Seat tube (c-c) 63
Headtube mm 250mm
Wheelbase 107
Chain stay 41
Seat Stay 60
Downtube 67
Fork rake 5.375