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Changers advice/bike advice?

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UK and Europe
Published
24 June 2004
Last activity
25 June 2004
Original author
Andy Hewitt
Posts
12
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  1. Looking to update my old mountain bike for more road use, I
    have started to upgrade bits. It needs some bits more
    urgently than others though, so I have a priority list.

    The bike in question is a 12 year old Townsend with a
    Reynolds 500 chrome moly frame. Obviously I can't easily
    replace this, and looking at current bikes I can't see
    anything in my budget that will come anywhere near it. So,
    mutton dressed as lamb it'll have to be - unless anyone else
    know better?

    It has some amazingly good wheels on it, I have no idea what
    they are (apart from being aluminium), but they came on the
    bike, and are still a straight as a die, despite my 100kg
    mass doing jumps and what not off road.

    So far I've replaced the brakes, from the old cantilver
    things to some new Shimano Deore's (amazing difference I
    have to say).

    It is fitted with Shimano SIS 18 speed gears, but they are
    the lowest range jobbies, and are really very tired now. I'm
    looking for suggestions to replace these.

    I suspect it's fitted with the old screw on rear gear set (6
    speed in this case). If I get a newer 7 speed one, will it
    fit the wheel? I remember back when I rode a Claud Butler
    tourer some 20 odd years ago, that fitting a different gear
    set meant a different hub.

    I already have some hybrid tyres fitted, and a slightly more
    curvy handlbar, but I'm open to suggestions for making this
    more of a hybrid bike, as I tend to do, and intend to carry
    on, riding in a fair mixture of surfaces, but nothing
    extreme. In particular we have a lot of prepared tracks
    around here (Durham), that offer a very pleasant offroad
    route for many miles.

    Finally, as Mr Chapman has got some kind of lurgy, I won't
    be able to look around at York for something of a bargain,
    so any suggestions for good places to buy these bits
    appreciated.

    Cheer.

    --
    Andy Hewitt ** FAF#1, (Ex-OSOS#5) - FJ1200 ABS Honda
    Concerto 16v: Windows free zone (Mac G5 Dual Processor)
    thehewitts.plus.comthehewitts.plus.com - now online

  2. "Andy Hewitt" <[email hidden]> wrote in message
    "]news:[email hidden]...

    Quoted message said:

    Looking to update my old mountain bike for more road use,
    I have started to upgrade bits. It needs some bits more
    urgently than others though, so I have a priority list.

    The bike in question is a 12 year old Townsend with a
    Reynolds 500 chrome moly frame. Obviously I can't easily
    replace this, and looking at current bikes I can't see
    anything in my budget that will come anywhere near it. So,
    mutton dressed as lamb it'll have to be - unless anyone
    else know better?

    It has some amazingly good wheels on it, I have no idea
    what they are (apart from being aluminium), but they came
    on the bike, and are still a straight as a die, despite my
    100kg mass doing jumps and what not off road.

    So far I've replaced the brakes, from the old cantilver
    things to some new Shimano Deore's (amazing difference I
    have to say).

    It is fitted with Shimano SIS 18 speed gears, but they are
    the lowest range jobbies, and are really very tired now.
    I'm looking for suggestions to replace these.

    ISTR the back end will need widening (ie, bending) to fit a
    7 or 8 speed freewheel in there, and you'll need a new hub
    built into the rear wheel for cassette type cogs. Finding
    decent 6 speed shifters is liable to be a pain in the [censored].
    Try ebay and the ad mag, and see if any bike shops have 6
    speed freewheels knocking around. IMO there's not much point
    in going from 6 to 7 speed, unless you can't get 6 speed
    parts anywhere.

  3. Doki <[email hidden]> wrote:

    <Snipped Text>

    Quoted message said:
    Quoted message said:

    It is fitted with Shimano SIS 18 speed gears, but they
    are the lowest range jobbies, and are really very tired
    now. I'm looking for suggestions to replace these.

    ISTR the back end will need widening (ie, bending) to fit
    a 7 or 8 speed freewheel in there, and you'll need a new
    hub built into the rear wheel for cassette type cogs.
    Finding decent 6 speed shifters is liable to be a pain in
    the [censored]. Try ebay and the ad mag, and see if any bike
    shops have 6 speed freewheels knocking around. IMO there's
    not much point in going from 6 to 7 speed, unless you
    can't get 6 speed parts anywhere.

    FWIW I don't particularly want to have more than a 6 speed
    set on the rear, any more to me would just be more gears I'd
    not use. However, would it be possible to perhaps use a 7
    speed changer and selector and just set it to have a
    redundant position?

    Of course getting a freewheel could be a PITA as well if 6
    speed stuff isn't so easily available. If I have to start
    thinking about bending the frame, it does sound like it's
    time for a new bike anyway.

    --
    Andy Hewitt ** FAF#1, (Ex-OSOS#5) - FJ1200 ABS Honda
    Concerto 16v: Windows free zone (Mac G5 Dual Processor)
    thehewitts.plus.comthehewitts.plus.com - now online

  4. On Thu, 24 Jun 2004 22:23:53 +0100, in
    <[email hidden]>,

    (Andy Hewitt) said:

    FWIW I don't particularly want to have more than a 6 speed
    set on the rear, any more to me would just be more gears
    I'd not use. However, would it be possible to perhaps use a
    7 speed changer and selector and just set it to have a
    redundant position?

    I think not.

    As far as I remember 5 and 6 speed bits are interchangeable
    5spd lever with 6 speed block will give 5 perfectly
    selectable gears 6spd lever with 5 speed block will give 5
    gears and a spare "click"

    6 and 7 are not interchangeable

    7 and 8 are interchangeable following same rules as 5/6

    You could probably use a 7 speed friction changer with a 6
    speed block but not a 7 speed indexed changer.

    Quoted message said:

    Of course getting a freewheel could be a PITA as well if 6
    speed stuff isn't so easily available. If I have to start
    thinking about bending the frame, it does sound like it's
    time for a new bike anyway.

    Regina make freewheels in 6 speed but I cannot for the life
    of me remember where I saw them advertised. It was probably
    SJScycles. IIRC they were advertised and non-index but I'm
    not sure why they are not.

    HTH Rich x

    --
    DISCLAIMER: My email box is private property.Email which
    appears in my inbox is mine to do what I like with. Anything
    which is sent to me (whether intended or not) may, if I so
    desire, form a legal and binding contract.

  5. "Andy Hewitt" <[email hidden]> wrote in message
    "]news:[email hidden]...

    Quoted message said:

    Doki <[email hidden]> wrote:

    <Snipped Text>

    Quoted message said:
    Quoted message said:

    It is fitted with Shimano SIS 18 speed gears, but they
    are the lowest range jobbies, and are really very
    tired now. I'm looking for suggestions to replace
    these.

    ISTR the back end will need widening (ie, bending) to
    fit a 7 or 8 speed freewheel in there, and you'll need a
    new hub built into the rear wheel


    for

    Quoted message said:
    Quoted message said:

    cassette type cogs. Finding decent 6 speed shifters is
    liable to be a


    pain

    Quoted message said:
    Quoted message said:

    in the [censored]. Try ebay and the ad mag, and see if any
    bike shops have 6


    speed

    Quoted message said:
    Quoted message said:

    freewheels knocking around. IMO there's not much point
    in going from 6


    to 7

    Quoted message said:
    Quoted message said:

    speed, unless you can't get 6 speed parts anywhere.

    FWIW I don't particularly want to have more than a 6 speed
    set on the rear, any more to me would just be more gears
    I'd not use. However, would it be possible to perhaps use
    a 7 speed changer and selector and just set it to have a
    redundant position?

    ISTR that all Shimano derailleurs move the same amount for
    the same amount of cable pull. So a 7 speed's indexing would
    be all out of goose.

    Quoted message said:

    Of course getting a freewheel could be a PITA as well if 6
    speed stuff isn't so easily available. If I have to start
    thinking about bending the frame, it does sound like it's
    time for a new bike anyway.

    It's not a horrendous job as far as I know. I think it's
    something like 130mm for 6 speed, 136 for 7/8/9. Certainly
    bodgeable with a big bit of wood as a lever IMO, or might be
    cheaper than you'd think at the local frame builder. A
    second hand, more modern MTB in decent nick might be less
    than a new cassette, chain, derailleur and shifters if you
    want to go 7 speed. You could get second hand 6 speed bits
    and save there though.

  6. Doki <[email hidden]> wrote:

    <Snipped Text>

    Quoted message said:
    Quoted message said:

    FWIW I don't particularly want to have more than a 6
    speed set on the rear, any more to me would just be more
    gears I'd not use. However, would it be possible to
    perhaps use a 7 speed changer and selector and just set
    it to have a redundant position?

    ISTR that all Shimano derailleurs move the same amount for
    the same amount of cable pull. So a 7 speed's indexing
    would be all out of goose.

    Righto, wasn't sure of that.

    Quoted message said:
    Quoted message said:

    Of course getting a freewheel could be a PITA as well if
    6 speed stuff isn't so easily available. If I have to
    start thinking about bending the frame, it does sound
    like it's time for a new bike anyway.

    It's not a horrendous job as far as I know. I think it's
    something like 130mm for 6 speed, 136 for 7/8/9. Certainly
    bodgeable with a big bit of wood as a lever IMO, or might
    be cheaper than you'd think at the local frame builder. A
    second hand, more modern MTB in decent nick might be less
    than a new cassette, chain, derailleur and shifters if you
    want to go 7 speed. You could get second hand 6 speed bits
    and save there though.

    I don't particularly *want* 7 speed, but it might be the way
    to go if 6 speed is getting rare.

    Perhaps a s/h bikes could be the answer, although it's a
    hybrid I'm really after.

    Thanks for the help. It's beginning to make mending the
    suspension on my FJ1200 look easy now :-)

    --
    Andy Hewitt ** FAF#1, (Ex-OSOS#5) - FJ1200 ABS Honda
    Concerto 16v: Windows free zone (Mac G5 Dual Processor)
    thehewitts.plus.comthehewitts.plus.com - now online

  7. Richard Bates said:

    On Thu, 24 Jun 2004 22:23:53 +0100, in
    <[email hidden]>,

    (Andy Hewitt) said:

    FWIW I don't particularly want to have more than a 6
    speed set on the rear, any more to me would just be more
    gears I'd not use. However, would it be possible to
    perhaps use a 7 speed changer and selector and just set
    it to have a redundant position?

    I think not.

    As far as I remember 5 and 6 speed bits are
    interchangeable 5spd lever with 6 speed block will give 5
    perfectly selectable gears 6spd lever with 5 speed block
    will give 5 gears and a spare "click"

    6 and 7 are not interchangeable

    7 and 8 are interchangeable following same rules as 5/6

    You could probably use a 7 speed friction changer with a 6
    speed block but not a 7 speed indexed changer.

    Righto, might have guessed at that I suppose.

    Quoted message said:
    Quoted message said:

    Of course getting a freewheel could be a PITA as well if
    6 speed stuff isn't so easily available. If I have to
    start thinking about bending the frame, it does sound
    like it's time for a new bike anyway.

    Regina make freewheels in 6 speed but I cannot for the
    life of me remember where I saw them advertised. It was
    probably SJScycles. IIRC they were advertised and non-
    index but I'm not sure why they are not.

    Might be because they can't do a 6 speed index
    selector for them.

    Thanks for the advice. Looks like this is going to be harder
    than I thought.

    --
    Andy Hewitt ** FAF#1, (Ex-OSOS#5) - FJ1200 ABS Honda
    Concerto 16v: Windows free zone (Mac G5 Dual Processor)
    thehewitts.plus.comthehewitts.plus.com - now online

  8. in message <[email hidden]>, Andy Hewitt

    (') said:

    Doki <[email hidden]> wrote:

    <Snipped Text>

    Quoted message said:
    Quoted message said:

    It is fitted with Shimano SIS 18 speed gears, but they
    are the lowest range jobbies, and are really very tired
    now. I'm looking for suggestions to replace these.

    ISTR the back end will need widening (ie, bending) to fit
    a 7 or 8 speed freewheel in there, and you'll need a new
    hub built into the rear wheel for cassette type cogs.
    Finding decent 6 speed shifters is liable to be a pain in
    the [censored]. Try ebay and the ad mag, and see if any bike
    shops have 6 speed freewheels knocking around. IMO
    there's not much point in going from 6 to 7 speed, unless
    you can't get 6 speed parts anywhere.

    FWIW I don't particularly want to have more than a 6 speed
    set on the rear, any more to me would just be more gears
    I'd not use. However, would it be possible to perhaps use
    a 7 speed changer and selector and just set it to have a
    redundant position?

    When, last year, I replaced my much loved fifteen-year-old
    18 speed rigid mountain bike with a brand new 27 speed full
    suspension one, I at first thought having so many gears was
    stupid and would make the gear train unnecessarily fragile.
    I also thought the bottom gears were so low as to be
    useless. I'm now of completely the opposite opinion. The
    wide range of gears and in particular the very low bottom
    gears mean you can spin up virtually anything - in fact, if
    you have to get out of the saddle it's because you need to
    shift your weight forwards to stop the bike toppling over
    backwards.

    --
    [email hidden] (Simon Brooke)
    jasmine.org.uk~simon

    Error 1109: There is no message for this error

  9. "Andy Hewitt" <[email hidden]> wrote in message
    "]news:[email hidden]...

    Quoted message said:

    Doki <[email hidden]> wrote:

    <Snipped Text>

    Quoted message said:
    Quoted message said:

    FWIW I don't particularly want to have more than a 6
    speed set on the rear, any more to me would just be
    more gears I'd not use. However, would it be possible
    to perhaps use a 7 speed changer and selector and just
    set it to have a redundant position?

    ISTR that all Shimano derailleurs move the same amount
    for the same


    amount

    Quoted message said:
    Quoted message said:

    of cable pull. So a 7 speed's indexing would be all out
    of goose.

    Righto, wasn't sure of that.

    Quoted message said:
    Quoted message said:

    Of course getting a freewheel could be a PITA as well
    if 6 speed stuff isn't so easily available. If I have
    to start thinking about bending


    the

    Quoted message said:
    Quoted message said:
    Quoted message said:

    frame, it does sound like it's time for a new bike
    anyway.

    It's not a horrendous job as far as I know. I think it's
    something like 130mm for 6 speed, 136 for 7/8/9.
    Certainly bodgeable with a big bit of


    wood

    Quoted message said:
    Quoted message said:

    as a lever IMO, or might be cheaper than you'd think at
    the local frame builder. A second hand, more modern MTB
    in decent nick might be less


    than a

    Quoted message said:
    Quoted message said:

    new cassette, chain, derailleur and shifters if you want
    to go 7 speed.


    You

    Quoted message said:
    Quoted message said:

    could get second hand 6 speed bits and save there
    though.

    I don't particularly *want* 7 speed, but it might be the
    way to go if 6 speed is getting rare.

    Perhaps a s/h bikes could be the answer, although it's a
    hybrid I'm really after.

    Not mine but I remember seeing this advertised, and there
    are usually many other good bargains on this site if this
    particular one doesn't interest you: singletrack-singletrack-
    world.com/forum/read.php?f=5&i=157135&t=157135

    Steve.

  10. On Fri, 25 Jun 2004 10:35:03 GMT, Simon Brooke <[email hidden]>
    wrote (more or less):

    Quoted message said:

    When, last year, I replaced my much loved fifteen-year-old
    18 speed rigid mountain bike with a brand new 27 speed full
    suspension one, I at first thought having so many gears was
    stupid and would make the gear train unnecessarily fragile.
    I also thought the bottom gears were so low as to be
    useless. I'm now of completely the opposite opinion. The
    wide range of gears and in particular the very low bottom
    gears mean you can spin up virtually anything - in fact, if
    you have to get out of the saddle it's because you need to
    shift your weight forwards to stop the bike toppling over
    backwards.

    And your knees will thank you in the long run!

    --
    Cheers, Euan Gawnsoft: gawnsoft.co.srgawnsoft.co.sr
    Symbian/Epoc wiki: html.dnsalias.nethtml.dnsalias.net Smalltalk
    links (harvested from comp.lang.smalltalk)
    html.dnsalias.netsmalltalk

  11. Gawnsoft said:

    On Fri, 25 Jun 2004 10:35:03 GMT, Simon Brooke
    <[email hidden]> wrote (more or less):

    Quoted message said:

    When, last year, I replaced my much loved fifteen-year-
    old 18 speed rigid mountain bike with a brand new 27
    speed full suspension one, I at first thought having so
    many gears was stupid and would make the gear train
    unnecessarily fragile. I also thought the bottom gears
    were so low as to be useless. I'm now of completely the
    opposite opinion. The wide range of gears and in
    particular the very low bottom gears mean you can spin up
    virtually anything - in fact, if you have to get out of
    the saddle it's because you need to shift your weight
    forwards to stop the bike toppling over backwards.

    And your knees will thank you in the long run!

    Erm, shouldn't there be a (tm) on the end of that ;-)

    --
    Andy Hewitt ** FAF#1, (Ex-OSOS#5) - FJ1200 ABS Honda
    Concerto 16v: Windows free zone (Mac G5 Dual Processor)
    thehewitts.plus.comthehewitts.plus.com - now online

  12. spademan o---[) *
    <[email hidden]> wrote:

    <Snipped Text>

    Quoted message said:
    Quoted message said:

    Perhaps a s/h bikes could be the answer, although it's a
    hybrid I'm really after.

    Not mine but I remember seeing this advertised, and there
    are usually many other good bargains on this site if this
    particular one doesn't interest you: singletra-singletra-
    ckworld.com/forum/read.php?f=5&i=157135&t=157135

    Yeah, summin like that would be ideal. Bit far away, bit it
    gives me an idea. Cheers.

    --
    Andy Hewitt ** FAF#1, (Ex-OSOS#5) - FJ1200 ABS Honda
    Concerto 16v: Windows free zone (Mac G5 Dual Processor)
    thehewitts.plus.comthehewitts.plus.com - now online

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