Brake Pad Wear And Chain Wear

Discussion in 'Technical Help' started by Baben, Aug 22, 2018.

  1. Baben

    Baben Active Member

    Aug 30, 2016
    128
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    Watton
    Tiger Sport in for 12000 service. Dealer suggesting front pads and chain sprocket are worn. The pads have done just under 6000 miles and the chain is from new - fitted with a scottoiler from new too. Do members think this is reasonable? I am a progressive rider but not a knee down trackday type.
     
  2. Yorkshireman

    Yorkshireman Crème de la Crème

    Dec 12, 2015
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    #2 Yorkshireman, Aug 22, 2018
    Last edited: Aug 22, 2018
    Don’t think that’s something we can help with. After 12,000 miles the chain and pads will be “worn” but are they “worn out” and need replacing. Can you inspect the parts before they go ahead and change them?
     
  3. Sprinter

    Sprinter Kinigit

    Aug 17, 2014
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    Check it yourself, cos we cant, and there are specific things to look for on both. Pads may have a wear limit indicator as part of their make up. and the chain can be measured and check in various ways

     
  4. Baben

    Baben Active Member

    Aug 30, 2016
    128
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    Watton
    Just did this test, chain is snug and I can see no trace of wear in it. Mind you, they seem to have overtightened it.
     
  5. Sprinter

    Sprinter Kinigit

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    #5 Sprinter, Aug 22, 2018
    Last edited: Aug 22, 2018
    Do you have a mate you trust for a second opinion ,both jobs could be done by you , or a bike shop for less than the dealer would charge . If you wanted.
     
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  6. Yorkshireman

    Yorkshireman Crème de la Crème

    Dec 12, 2015
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    One thing about brake pads a lot of people overlook is the insulating factor in the friction material. It’s all very well running pads down to the last bit of friction material to get the maximum mileage out of them but the thinner they get, the more heat gets through to the backing plate and from there into the caliper and eventually the brake fluid. All of a sudden if you are out for a spirited ride the lever comes all the way back to the bar cos the fluid has boiled ( also exacerbated by old fluid which has absorbed moisture and boils at a lower temperature). There’s no definitive answer to the question of how far do you let them wear down but not much more than half way is a good starting point. Some have a groove which acts as a bit of an indicator. In all probability the pads and the chain at 12,000 miles could both be at the point of needing to be changed. Isn’t there a check you can do with the chain by hanging a weight on the lower run to tension it then measure a certain number of links.? Above a given measurement the chain has past its best despite there being little or no evidence of hooking on the sprockets.
     
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  7. Help me Obi Wan...

    Help me Obi Wan... Well-Known Member

    Chain, could be, just depends on how hard you tweak its ear, same with brakes.
    Me, personally, I'm the last of the late brakers, I only got 10.000 km's or just over 6 and a bit thousand miles
     
  8. Red Thunder

    Red Thunder Crème de la Crème

    Dec 2, 2014
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    On my Speed Triple (16) I wouldn't get more than 6-7000 miles out of the brake pads
    Sprockets and chain I would expect to last 30,000 miles with a Scottoiler, depending on if the oiler was fitted early on
     
  9. Baben

    Baben Active Member

    Aug 30, 2016
    128
    43
    Watton
    Oiler fitted to bike when new.
     
  10. Baben

    Baben Active Member

    Aug 30, 2016
    128
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    Watton
    What pads do folk fit? mine is a 16 model.
     
  11. Alectron

    Alectron Well-Known Member

    Apr 26, 2018
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    Northumerland
    As previously posted I've been told by T dealership after they replaced my worn back tyre (Bonneville T120) that both chain and back pads are worn and need to be replaced after only 8000 miles.
    When I got the bike back the chain had no slack and pads looked okay.
    I'm going to do my own repairs from now on.
     
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  12. chuk

    chuk Senior Member
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    Jan 10, 2017
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    neilston glasgow
    Pads are one thing but chain won’t need replaced if as you say scottoiler fitted from new,bunch of chancers imho and pads are piss easy to replace diy job.
     
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  13. chuk

    chuk Senior Member
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    Jan 10, 2017
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    neilston glasgow
    Ffs don’t put coppaslip on back of pads l.o.l or u will open a big tin of worms,let the debate commence play nice now.
     
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  14. Sprinter

    Sprinter Kinigit

    Aug 17, 2014
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    :)I use coppaslip on mine very thin, very thin.:)
     
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  15. chuk

    chuk Senior Member
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    Jan 10, 2017
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    neilston glasgow
    Oh no you’ve done it now watch the YouTube video of a guy (the workshop) going on a rant about felony’s garage,it’s all about dels comment r.e. put bit of coppaslip on pads as (recommended by encouraging) laughed ma tits aff.
     
  16. Baben

    Baben Active Member

    Aug 30, 2016
    128
    43
    Watton
    Took the bike to More Moto at Gislingham. Chap there seems to know of what he speaks - races a Street Triple - three wins at Cadwell this last weekernd. Any who he had a look at my pads - the Triumph pads new have 3.7mm depth, mine had 2.6mm so not really worn out and certainly not tie to change them yet. He also pointed out that they had not cleaned the calipers. The rear caliper had copper slip on the back of the pads. Apparently this is problematic?
    He did agree the chain was pretty well shagged however so he will be doing that and sprockets for me. I really liked the look of his set up. The workshop was immaculate and well set up and his race bikes were there to look at and importantly he was honest , up front, and knew what he was talking about. He didn't think much of my dealer.:mad:
     
  17. Alectron

    Alectron Well-Known Member

    Apr 26, 2018
    112
    93
    Northumerland
    Thanks for that Baben .
    I have contacted T about the chain and wait for their reply. According to the dealership my chain is over the stretched limit by 2mm!
    I have replaced the back brake pads for HH type.
    Cheers
     
  18. Retired Phil

    Retired Phil Well-Known Member

    Jun 22, 2017
    212
    93
    San Rafael
    ok. here goes. ive always put a Very small amount of copper paste on the back of brake pads. Both car and bikes. never had them squeek or any other adverse effect.
     
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