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Slowtwitch Forums: Triathlon Forum:
Cervelo R2.5 Chorus weight.

 

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JulianInEngland

Feb 27, 05 7:11

Post #1 of 29 (727 views)
Cervelo R2.5 Chorus weight. Can't Post

Anybody (Gerard?) able to tell me what the expected weight is for this build? The Cervelo website states:

Light enough to build a 6.8kg bike for the mountains, yet strong enough for Paris-Roubaix (2nd place for Tristan Hoffman)

However, this would be for the R2.5 Team and not the Chorus.

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The above poster is English not British, please refrain from using the B word as it causes me offence.
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"How bad can it be?" - SimpleS


king1

Feb 27, 05 7:18

Post #2 of 29 (719 views)
Re: Cervelo R2.5 Chorus weight. [jk_allen13] [In reply to] Can't Post

I have weighed the both versions of the R2.5 at my shop and the difference is fairly minimal. I am at home right now and don't remember the exact weights.


JulianInEngland

Feb 27, 05 7:22

Post #3 of 29 (710 views)
Re: Cervelo R2.5 Chorus weight. [king1] [In reply to] Can't Post

That's interesting, given how the lightness of Dura Ace is always being banged on about. Would it be an imposition to ask if you could post the weights, at a convenient time, when you are back in the shop?

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The above poster is English not British, please refrain from using the B word as it causes me offence.
-----------------------------------------------------------
"How bad can it be?" - SimpleS


Buck Turgidson

Feb 27, 05 7:25

Post #4 of 29 (707 views)
Re: Cervelo R2.5 Chorus weight. [jk_allen13] [In reply to] Can't Post

If he tells you it's minimal - believe it. I've seen him weigh two different brands of grease to see which one would be lighter on his seatpost. 8-)

-----
"I do my best to slay" - Matt Pike


JulianInEngland

Feb 27, 05 7:27

Post #5 of 29 (704 views)
Re: Cervelo R2.5 Chorus weight. [fireface] [In reply to] Can't Post

Now, that's a good one! Which is his shop?

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The above poster is English not British, please refrain from using the B word as it causes me offence.
-----------------------------------------------------------
"How bad can it be?" - SimpleS


king1

Feb 27, 05 7:28

Post #6 of 29 (700 views)
Re: Cervelo R2.5 Chorus weight. [fireface] [In reply to] Can't Post

I'm not that bad.


Buck Turgidson

Feb 27, 05 7:28

Post #7 of 29 (699 views)
Re: Cervelo R2.5 Chorus weight. [jk_allen13] [In reply to] Can't Post

Pretty damn far from England. Let's just say the Deep South of the U.S.A.

-----
"I do my best to slay" - Matt Pike


JulianInEngland

Feb 27, 05 7:29

Post #8 of 29 (696 views)
Re: Cervelo R2.5 Chorus weight. [fireface] [In reply to] Can't Post

What no web business either?

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The above poster is English not British, please refrain from using the B word as it causes me offence.
-----------------------------------------------------------
"How bad can it be?" - SimpleS


Buck Turgidson

Feb 27, 05 7:32

Post #9 of 29 (693 views)
Re: Cervelo R2.5 Chorus weight. [jk_allen13] [In reply to] Can't Post

If they let those southern boys on the computer, they'd spend all their time downloading nasty pictures of brintey spears....

-----
"I do my best to slay" - Matt Pike


JulianInEngland

Feb 27, 05 7:36

Post #10 of 29 (690 views)
Re: Cervelo R2.5 Chorus weight. [fireface] [In reply to] Can't Post

excuse my ignorance, but is she a Southern girl?

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The above poster is English not British, please refrain from using the B word as it causes me offence.
-----------------------------------------------------------
"How bad can it be?" - SimpleS


Buck Turgidson

Feb 27, 05 7:41

Post #11 of 29 (684 views)
Re: Cervelo R2.5 Chorus weight. [jk_allen13] [In reply to] Can't Post

The Pride of Kentwood, Louisiana...

-----
"I do my best to slay" - Matt Pike


JulianInEngland

Feb 27, 05 7:42

Post #12 of 29 (681 views)
Re: Cervelo R2.5 Chorus weight. [fireface] [In reply to] Can't Post

Why, thank you, Sir.

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The above poster is English not British, please refrain from using the B word as it causes me offence.
-----------------------------------------------------------
"How bad can it be?" - SimpleS


boing

Feb 27, 05 10:27

Post #13 of 29 (634 views)
Re: Cervelo R2.5 Chorus weight. [jk_allen13] [In reply to] Can't Post

All I can say is that the frame seems super light when lifting it, stroking it, drolling on it etc etc. Also I think I have only seen one other in the UK (other than in expo's or shops) at the Swindon Duathlon last year. I am sure the buble wrap on Easton forks that It came with weighed more then the forks! I have put my 404's in the frame and it just seems stupidly light.

I am almost ready to start my build and when I do I will post some picks of the work in progress. I picked up a Syntace E99 Stem with ti bolts a few weeks ago from MDT-products, which is also wickedly light. I got my DA groupset Yesterday, but they had not sent the brakes yet and the cranks where the wrong length. I have ordered some 3t less 199 bars, which seem to be lighter than most carbon bars, but half the price.

The only problem I see with all this jew like bike stuff is that it is to nice to ride on the UK's wet and muddy roads!

"Gentlemen, you can't fight in here! This is the War Room!"




JulianInEngland

Feb 27, 05 10:34

Post #14 of 29 (627 views)
Re: Cervelo R2.5 Chorus weight. [boing] [In reply to] Can't Post

"The only problem I can see with all this jewel like bike stuff is that it is too nice to ride on the UK's wet and muddy roads! "

But, consider that it comes at the price of a good training bike and it is all put in perspective!

Which 3t bars did say?

-----------------------------------------------------------
The above poster is English not British, please refrain from using the B word as it causes me offence.
-----------------------------------------------------------
"How bad can it be?" - SimpleS


boing

Feb 27, 05 10:40

Post #15 of 29 (618 views)
Re: Cervelo R2.5 Chorus weight. [jk_allen13] [In reply to] Can't Post

They are the called "Less 199" , I think they have replaced the Prima 199's - though they seemed to be the same wieght so it is probably just a slight name change.

I was a bike show today and it was funny listening to the Issac and Scott rep's discussing there bikes. "Yes our C1 ltd is 14lb" reply "oh yes that quite heavy our Issac here is 13lb's".

"Gentlemen, you can't fight in here! This is the War Room!"




140.6

Feb 27, 05 13:26

Post #16 of 29 (545 views)
Re: Cervelo R2.5 Chorus weight. [jk_allen13] [In reply to] Can't Post

Just weighed the R2.5 with Dura ace is 16.3 lbs and the Chorus is 16.8 lbs.









www.trizilla.com
www.trizilla.com


And by the way. They're real, and they're spectacular!


JulianInEngland

Feb 27, 05 13:32

Post #17 of 29 (537 views)
Re: Cervelo R2.5 Chorus weight. [140.6] [In reply to] Can't Post

Thanks for that. Just out of interest what is the difference between the Velomax Vista and the Circuit? Is the Vista just a Campag version of the Circuit? I can't find any info on the Vista on the Velomax site.

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The above poster is English not British, please refrain from using the B word as it causes me offence.
-----------------------------------------------------------
"How bad can it be?" - SimpleS


140.6

Feb 27, 05 13:39

Post #18 of 29 (529 views)
Re: Cervelo R2.5 Chorus weight. [jk_allen13] [In reply to] Can't Post

The Velomax Circuit is 1650 grams and the Vista is 1797 grams.











www.trizilla.com
www.trizilla.com


And by the way. They're real, and they're spectacular!


JulianInEngland

Feb 27, 05 13:51

Post #19 of 29 (522 views)
Re: Cervelo R2.5 Chorus weight. [140.6] [In reply to] Can't Post

Thanks, I really meant rim and hub wise, but that is the bottom line! I guess that the majority weight difference is there although I seem to recall rading somwhere that the Superlight full carbon fork on the Team is considerably lighter than the fork on the Chorus.

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The above poster is English not British, please refrain from using the B word as it causes me offence.
-----------------------------------------------------------
"How bad can it be?" - SimpleS

(This post was edited by jk_allen13 on Feb 27, 05 13:58)


madisonbucky

Feb 27, 05 17:19

Post #20 of 29 (454 views)
Re: Cervelo R2.5 Chorus weight. [140.6] [In reply to] Can't Post

what sizes were those?

I weighed a Team Issue 54cm at my LBS a few weeks ago and it was 15.5lbs dead on.....


cathulu

Feb 27, 05 19:21

Post #21 of 29 (404 views)
Re: Cervelo R2.5 Chorus weight. [140.6] [In reply to] Can't Post

I calculated the weights for a 58cm bike as follows, for the Dura-Ace and Chorus build kit. I had to guess a bit on the forks. All the weights are from the manufacturer's website or weightweenies. Some parts might be slightly heavier or lighter depending upon the size (e.g. stems etc):

Dura-Ace Chorus Frame: Cervelo R2.5 1120 1120 Fork: Cervelo 330 410 Carbon (weight estimated) Headset: Cane Creek S2 1 1/8" 115 115 Cane Creek S2? Headset Cap/bolt: 50 50 Pedals: Shimano ? ? Cranks: FSA Team Issue Carbon and Platinum Bottom Bracket 805 839 FSA Team Issue Carbon etc Chain: Shimano Dura-Ace CN-7800 10-speed 275 291 Wipperman Campy Rear Cassette: Shimano Dura-Ace CS-7800 10-speed 11-21 teeth 204 238 Campagnolo Chorus Rear Derailleur: Shimano Dura-Ace RD-7800 10-speed short cage 180 203 Campagnolo Chorus Front Derailleur: Shimano Dura-Ace FD-7800 10-speed 74 76 Campagnolo Chorus Shift/Brake Levers: Shimano Dura-Ace ST-7800 10-speed 420 360 Campagnolo Chorus Brakes: Shimano Dura-Ace BR-7800 314 360 Cervelo Stem: FSA ST-0S-140 195 200 3TTT 4GXL Handlebars: FSA HB-RD-250 250 250 ?? 3TTT 4GXL = 440 grams Handlebar Tape: Cinelli 50 50 Saddle: Selle Italia SLR XP 160 230 Unknown Seat Post: Cervelo Carbon 220 220 Cervelo Carbon (est) Seat Binder: 35 35 Bottle Cage: Cables: 160 160 Wheels: Velomax Circuit 1650 1750 Velomax Vista = 1750 g Quick Releases: 110 110 Rim Tape: Zefal cotton 20gr x2 40 40 Tires: Vittoria Diamante Pro Lite 440 440 Vittoria Diamante Pro Lite Tubes: Continental Race Lite 72gr x2 144 144 ? ` 7341 16.16488 7691 16.93558


cathulu

Feb 27, 05 19:26

Post #22 of 29 (396 views)
Re: Cervelo R2.5 Chorus weight. [cathulu] [In reply to] Can't Post

The formatting got screwed up. For each bold item the first listing is the Dura-Ace build part, then the weight in grams, then the weight of the chorus part, then the chorus part description.

The final numbers are as follows:

Dura Ace 7341 grams or about 16.2 pounds. Throw a Zipp 303 and you are close to 15 pounds plus pedal weight.

Chorus 7691 grams or about 16.9 pounds.


JulianInEngland

Feb 27, 05 23:04

Post #23 of 29 (359 views)
Re: Cervelo R2.5 Chorus weight. [cathulu] [In reply to] Can't Post

Wow, you really went to town for me on that one, many thanks. Is that right about the bars? 250g for the FSA, ok I can see that but 440g for the 3T GXL! Really??

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The above poster is English not British, please refrain from using the B word as it causes me offence.
-----------------------------------------------------------
"How bad can it be?" - SimpleS


cathulu

Feb 28, 05 18:02

Post #24 of 29 (270 views)
Re: Cervelo R2.5 Chorus weight. [jk_allen13] [In reply to] Can't Post

Ya, the bar weight was from the website but it must have been a typo! Hence I calculated it at 250 grams.

I did the table as part of my review on what to buy... I ended up with a Cannondale R5000 (not the six13 which is heavier) as it was a very good price with full Dura-Ace minus the cranks. With tubular carbons and a few upgrades I got the bike down to under 16 pounds with pedals (Look Keo) which I still have to order.

I definetly was looking at Cervelo R2.5 but the delivery was all over the map and I couldn't take the uncertainty - I'm gonna race anyways so it's not like going to be my last bike. Anyways, I will buy a new bike in a couple of years and I can wait for the next generation - likely lighter and cheaper...


JulianInEngland

Feb 28, 05 23:31

Post #25 of 29 (233 views)
Re: Cervelo R2.5 Chorus weight. [cathulu] [In reply to] Can't Post

Thanks for all the info, that was great. I sussed out the 3ttt issue, the website quotes the 440, but as bar and stem combined! Strange. I am going for the R2.5 as I know the fit is right as well as being an awesome bike. I just have to sell my Kestrel 200 first as it is too long for me. I, too am going with Keo's on the R2.5 as I have them on my Kuota and the Kestrel and love them, great product, great price.

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The above poster is English not British, please refrain from using the B word as it causes me offence.
-----------------------------------------------------------
"How bad can it be?" - SimpleS

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