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campy record 10 speed

Started by Charles Beristain · · Last activity · 12 posts · 421 views

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Cycling Equipment
Published
18 September 2004
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11 October 2004
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Charles Beristain
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  1. I'm thinking of trying the mt. washington hill climb next year but
    will need much lower gearing if i want to make it to the top.

    I currently have the standard campy record 10 speed set up.

    I found a campy 13-29 cassette and would like to use a compact drive
    with a 50/34 up front.

    (50-34)+(29-13)=32 tooth spread for the proposed set up
    (53-39)+(25-12)=27 tooth spread for the current set up.

    I looked at the campy specs and they don't seem to discuss the range
    of their derailleurs. I checked on the shimano site and they show a
    29T max difference and a max 27T rear sprocket for their dura-ace
    2800/10 speed derailleur.

    any thought on where i could find the "range" of the medium campy 10
    derailleur?

    Originally I was going to try my MTB cranks ( cannondale integrated
    BB) on the road bike, but have since found out there is not enough
    room for a triple on the integrated BB. So that idea is out.

    a previous recommendation by Peter was to get a shimano compatible
    wheel and put a 9 speed MTB cassette with a 34 and get a shimano
    derailleur to go with it. I will go this way if I can't use the
    compact drive setup.

    many thanks

    charlie

  2. It is pretty steep. I don't know your fitness, but almost everyone goes up
    with at least a 1:1 ratio. Your average speed will be between 3.5mph and
    8mph(pro average speed). Use this calculator to find out what your RPM and
    gearing should be.
    http://www.panix.com/~jbarrm/cycal/cycal.30f.html

    Here is the topo of Mt. Washington.
    http://www.topozone.com/map.asp?z=19&n=4905852&e=318702&s=100&size=l&datum=nad83&layer=DRG25

    You might want to get a shimano wheel and a mountain bike cassette and rear
    der. Reroute the der cable like this:
    http://www.hubbub.com/ergoleverswshim9.htm
    I didn't even change the chain.

    I also recommend something lower that a 39 in the front. My friend and I
    did it with a compact 34 in the front and 34 mtb cassette in the back. I
    actually was able to use three or four different gears in the back! When G.
    Jeanson broke the womens record, she had a 39/34. The rest of us humans
    should use a lower gear.

    Eric

  3. Hi Peter, Just a question pertaining to the original topic about
    dating Campy 10-speed components. I was under the impression that
    sometime between 2000-2004, that Campy switched from EXA Drive, to
    Ultra Drive Components (Cranks-Cassettes) I though that it 2003 that
    the Change was made? With the Change to Ultra Drive, I think all the
    newer Cranks were then labled with "UD" on them?

    Also, when was it that Campy switched to Differential rear brakes for
    Chorus/Record Groups?
    Thanks Peter, Mark D.

  4. charlie-<< I currently have the standard campy record 10 speed set up.

    I found a campy 13-29 cassette and would like to use a compact drive
    with a 50/34 up front. >><BR><BR>

    Your rear der will work fine with the compact or even the standard 53/39. We do
    this all the time w/o problem.

    Peter Chisholm
    Vecchio's Bicicletteria
    1833 Pearl St.
    Boulder, CO, 80302
    (303)440-3535
    http://www.vecchios.com
    "Ruote convenzionali costruite eccezionalmente bene"

  5. apoman-<< I was under the impression that
    sometime between 2000-2004, that Campy switched from EXA Drive, to
    Ultra Drive Components (Cranks-Cassettes) I though that it 2003 that
    the Change was made? >><BR><BR>

    Ultra Drive and differential brakes both in 2001.
    The UD was just a little additional 'ramp', inside the ramps already there to
    aid shifting.

    Peter Chisholm
    Vecchio's Bicicletteria
    1833 Pearl St.
    Boulder, CO, 80302
    (303)440-3535
    http://www.vecchios.com
    "Ruote convenzionali costruite eccezionalmente bene"

  6. Charles Beristain said:

    any thought on where i could find the "range" of the medium campy 10
    derailleur?

    http://www.campagnolo.com/techinfo.php?did=m

    ~PB

  7. Pete-<< any thought on where i could find the "range" of the medium campy 10

    Quoted message said:

    derailleur?

    http://www.campagnolo.com/techinfo.php?did=m >><BR><BR>

    But remember this is from the company, who uses very conservative numbers. Not
    from bike shops that actually try these combos. As I said, a short or medium
    Campagnolo rear der will work with a compact or standard cranks and the 13-29.
    A double or triple front der will work also.

    Peter Chisholm
    Vecchio's Bicicletteria
    1833 Pearl St.
    Boulder, CO, 80302
    (303)440-3535
    http://www.vecchios.com
    "Ruote convenzionali costruite eccezionalmente bene"

  8. On 20 Sep 2004 13:02:42 GMT, [email hidden] (Qui si parla

    Campagnolo ) said:

    http://www.campagnolo.com/techinfo.php?did=m >><BR><BR>

    I searched that tech section prior to asking the question here.. I
    couldn't find the range for any of the rear derailleurs on the campy
    site.

    if you know where it is, can you let me know?

    charlie

    ps.. i ordered the chorus 13-29 and the compact 34/50 rings
    ... and waiting to get confirmation on the compact spider from
    cannondale.

  9. Charles Beristain said:

    I'm thinking of trying the mt. washington hill climb next year but
    will need much lower gearing if i want to make it to the top.

    I currently have the standard campy record 10 speed set up.

    I found a campy 13-29 cassette and would like to use a compact drive
    with a 50/34 up front.

    Charlie,

    I know you're a strong rider, but I would heed the others' advice and
    question whether or not a 34-29 combo is low enough for Mt. Washington.
    Besides the elevation, you need to factor in the good possiblity of 40
    mph headwinds.

    I'm not sure I understand why you can't just use your mtb cranks and BB
    (is the integrated BB not compatable with your road frame?)

    Anyway, my son did Mt. W last month. He has the same Campy ratios as
    you (but Centaur) and all we did was swap out the road cranks/BB with
    his mtb cranks and Shimano BB. We used only the 22T chainring, took off
    the front derailleur, and fitted a Wipperman 10 speed chain. Easy swap
    and we didn't have to mess around with the rear derailleur. It looked
    funny, but shifted fine.

    I assume you also checked out the hillclimb forum for more on this
    topic? http://www.tinmtn.org/hillclimb/forum/list.cfm?

    Cheers,
    John (in Simsbury)

  10. Charles Beristain said:

    On 20 Sep 2004 13:02:42 GMT, [email hidden] (Qui si parla
    Campagnolo ) wrote:

    Quoted message said:
    Quoted message said:

    http://www.campagnolo.com/techinfo.php?did=m >><BR><BR>

    Quoted message said:

    I searched that tech section prior to asking the question here.. I
    couldn't find the range for any of the rear derailleurs on the campy
    site.

    The range for most campy long-cage derailleurs is 36T. I saw it in
    the small parts catalogue, i believe.

    This is kind of a meaningless number, however. The more important
    number is the maximum cog in the back that can be accomodated. In
    other words, how long is the cage, and how far away from the axle is
    the lower pivot bolt ?? Campy specs 29T, but maybe 30T or 31T is
    possible since these are conservative specs.

    There are many bikes in existence that cannot shift all the gears.
    The small - small and large-large gear are typically useless gears as
    they cause excessive chain wear and for the small-small, maybe even
    rubbing on the large ring. If you are willing to avoid these gears,
    you can get an extremely wide range 28-speed or maybe 26-speed using
    C10 components.

    You can probably put a 30T in the front and adjust your chain length
    to work with an inexpensive centaur or veloce long-cage derailleur and
    get up that mountain, i'm sure.

    - Don Gillies
    San Diego, CA

  11. gillies-<< In
    other words, how long is the cage, and how far away from the axle is
    the lower pivot bolt ?? Campy specs 29T, but maybe 30T or 31T is
    possible since these are conservative specs. >><BR><BR>

    I have installed a 11-34 shimano 9s cogset with Campagnolo ERGO(10s) and long
    cage rear der w/o problem or issue.

    Peter Chisholm
    Vecchio's Bicicletteria
    1833 Pearl St.
    Boulder, CO, 80302
    (303)440-3535
    http://www.vecchios.com
    "Ruote convenzionali costruite eccezionalmente bene"

  12. john
    I have the cannondale integrated BB .. the bearings are pressed into
    the bottom bracket.. and it accepts ONLY the cannondale shaft that
    goes thru the bearings and the cannondale cranks. I took the crank arm
    off my cannondale scalpel ( 29/44 double) ... and converted it to a
    single 29T crank and it will fit on the road bike... giving me a
    29F/29R low gear. I need one or two gears lower to do mt.washington,
    so i'm going to try borrowing a shimano compatible rear wheel and
    putting an 11-34 MTB cassette on it and see how that runs. that will
    give me some lower gears.

    I think Peter said that will work just fine.

    charlie

    John Lockwood said:
    Charles Beristain said:

    I'm thinking of trying the mt. washington hill climb next year but
    will need much lower gearing if i want to make it to the top.

    I currently have the standard campy record 10 speed set up.

    I found a campy 13-29 cassette and would like to use a compact drive
    with a 50/34 up front.

    Charlie,

    I know you're a strong rider, but I would heed the others' advice and
    question whether or not a 34-29 combo is low enough for Mt. Washington.
    Besides the elevation, you need to factor in the good possiblity of 40
    mph headwinds.

    I'm not sure I understand why you can't just use your mtb cranks and BB
    (is the integrated BB not compatable with your road frame?)

    Anyway, my son did Mt. W last month. He has the same Campy ratios as
    you (but Centaur) and all we did was swap out the road cranks/BB with
    his mtb cranks and Shimano BB. We used only the 22T chainring, took off
    the front derailleur, and fitted a Wipperman 10 speed chain. Easy swap
    and we didn't have to mess around with the rear derailleur. It looked
    funny, but shifted fine.

    I assume you also checked out the hillclimb forum for more on this
    topic? http://www.tinmtn.org/hillclimb/forum/list.cfm?

    Cheers,
    John (in Simsbury)

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