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Thread: [Discovery SII TD5] Suspension question

  1. #11
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    Here's a pic of my D2 but only the extended side.
    The left front is compressed about like the right rear.
    Nothing is disconnected yet.

  2. #12
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    Quote Originally Posted by Rudolf View Post
    Here's a pic of my D2 but only the extended side.
    The left front is compressed about like the right rear.
    Nothing is disconnected yet.
    Disconnecting the sway bars will get you about another 1" of downward travel, upward travel won't change, the shear size of the front sway bar is what stops travel, in the rear the watts link stops full travel.

    The ACE equipped D2s have the best travel, especially in the front.

    Baz.
    Cheers Baz.

    2011 Discovery 4 SE 2.7L
    1990 Perentie FFR EX Aust Army
    1967 Series IIa 109 (Farm Truck)
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  3. #13
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    Yes, it's got ACE.
    Just have to extend/move the brake and ABS mounting plate for that extra travel.

  4. #14
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    Well, not happy with the results with removed sway-bars, I have mounted the front one again. From the moment I have mounted these springs (not OME but blue Bearmach) I have found two problems. The first is the annoying 'clonk' on compressed front coil (left or right it depends) at maximum articulations. The second and more important, is a death wobble symptom at hard breaking on road pavements, and specially on aggressive breakings on left turns. As I see, it is not so easy it seems to lift a Disco 2 without derived problems

  5. #15
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    Quote Originally Posted by Furka View Post
    The second and more important, is a death wobble symptom at hard breaking on road pavements, and specially on aggressive breakings on left turns. As I see, it is not so easy it seems to lift a Disco 2 without derived problems
    Without knowing exactly how you have set your suspension up, you should not have any excess wobbling with a 2" lift under breaking......if so I would be checking a few other areas before assigning the 2" lift to the bin. Also, the articulation on the D2 is restricted by things like Watts linkage, trailing arms etc etc, but if your shocks are the correct length for a 2" lift and your springs are matched, you will gain more "droop" over the factory set up......if not then, something else is interfering. Your shock is the main limiting factor when it comes to droop, i.e. it can only travel so far before topping or bottoming out.

    With regards to the clunking, my 2" lift does see my spring hit my chassis rail when really being stretched, but I am not travelling fast when this happens and it does not affect the performance.

    Best of luck
    '99 Manual TD5 D2.......heap of money spent on it and it has ended

  6. #16
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    Quote Originally Posted by MickG View Post
    Without knowing exactly how you have set your suspension up, you should not have any excess wobbling with a 2" lift under breaking......if so I would be checking a few other areas before assigning the 2" lift to the bin. Also, the articulation on the D2 is restricted by things like Watts linkage, trailing arms etc etc, but if your shocks are the correct length for a 2" lift and your springs are matched, you will gain more "droop" over the factory set up......if not then, something else is interfering. Your shock is the main limiting factor when it comes to droop, i.e. it can only travel so far before topping or bottoming out.

    With regards to the clunking, my 2" lift does see my spring hit my chassis rail when really being stretched, but I am not travelling fast when this happens and it does not affect the performance.

    Best of luck
    The wobble will be from the caster being too vertical.
    Standard is around 2.5deg and with 2" lift it goes to under 1.5deg.
    A wobble could be felt under braking but this must only be light.
    If it's severy, check the steering damper and then all the rubber bushes.
    The clunk is alsi normal for the 2" lift under full compression.
    It sound very bad but it's only the bottom two or so coils that slightly catches the suspension. I heard that OME and TJM springs does not do this but could not confirm.
    I wanted to test this but could not get hold of springs to use.

    Also I would not remove any of the sway bars for normal road driving but will get disconnects for the front only.
    Last edited by Rudolf; 16th October 2009 at 02:32 PM. Reason: Removed some comments

  7. #17
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    Quote Originally Posted by Rudolf View Post
    The wobble will be from the caster being too vertical.
    Standard is around 2.5deg and with 2" lift it goes to under 1.5deg.
    A wobble could be felt under braking but this must only be light.
    If it's severy, check the steering damper and then all the rubber bushes.
    The clunk is alsi normal for the 2" lift under full compression.
    It sound very bad but it's only the bottom two or so coils that slightly catches the suspension. I heard that OME and TJM springs does not do this but could not confirm.
    I wanted to test this but could not get hold of springs to use.

    Also I would not remove any of the sway bars for normal road driving but will get disconnects for the front only.
    Castor could be the issue but I noticed very little difference in my D2 when I fitted a 2" lift - 32" tyres were fitted at the same time also. I also had the "clunking" issue when I had my OME 2" raised springs fitted and still have it with the King springs I run now.
    It looks like you are overseas Rudolf otherwise I could have lent you my old OME front springs for testing.

    Edit: I might add, I'm very much a novice at this and can only really talk from experience in changes I have made to mine.
    '99 Manual TD5 D2.......heap of money spent on it and it has ended

  8. #18
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    Quote Originally Posted by MickG View Post
    Castor could be the issue but I noticed very little difference in my D2 when I fitted a 2" lift - 32" tyres were fitted at the same time also. I also had the "clunking" issue when I had my OME 2" raised springs fitted and still have it with the King springs I run now.
    It looks like you are overseas Rudolf otherwise I could have lent you my old OME front springs for testing.

    Edit: I might add, I'm very much a novice at this and can only really talk from experience in changes I have made to mine.
    That now excludes OME too.
    I had a thread about this and it seems that Slunnie's D2 suspension does not catch(Could also be rub).

    http://www.aulro.com/afvb/discovery-...-catching.html

  9. #19
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    Quote Originally Posted by Rudolf View Post
    That now excludes OME too.
    I had a thread about this and it seems that Slunnie's D2 suspension does not catch(Could also be rub).

    http://www.aulro.com/afvb/discovery-...-catching.html
    Mine is the exact same set up a slunnie and mine doesn't clunk either.

    Is there a possibility it's a shock clunking, either topping or bottoming out

    Baz.
    Cheers Baz.

    2011 Discovery 4 SE 2.7L
    1990 Perentie FFR EX Aust Army
    1967 Series IIa 109 (Farm Truck)
    2007 BMW R1200GS
    1979 BMW R80/7
    1983 BMW R100TIC Ex ACT Police
    1994 Yamaha XT225 Serow

  10. #20
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    Hey guys.

    Clunking/banging. Always when at full articulation. So will either be max compression or a spring disconecting. Never been an issue though.

    I am assuming the wobble you are refferring to under braking is, actually more of a wandering? I do have this but only braking from high speeds, (say 100k's). I have read on the topic and apprantly the change in castor angle, as previously stated, can make the steering vague, however I havn't felt it to be a huge issue. Would larger mud tyres also contribute to the feeling of vagueness in the steering?

    cheers
    Nick

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