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Brake assembly wear from cable housing - normal? (Pics)

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Brake assembly wear from cable housing - normal? (Pics)

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Old 02-23-10, 01:23 AM
  #26  
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Sorry to see this happened to your bike. You've been the victim of a lazy bike mechanic. We see this time and time again from one really big shop across town. Some mechanics need to show some damn pride and put a bike together the way they would build their own. As suggested... trim the housing, readjust everything and move on.... to another shop.
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Old 02-25-10, 06:27 PM
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Well I took the bike to the LBS today (not the one that I bought it from), and they shortened the cables. Below is the result:

They told me because of the cut cables that they need to put on a new sticker (the clear ones to protect the frame from the excessive rubbing from the cables), but they are out of stock. Until they get new ones in a week or two, I guess I'll just have to be very careful about the cable housing rubbing that particular area.

Thanks again to everyone for their input.
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Old 02-25-10, 06:41 PM
  #28  
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Just use a little electrical tape on the head tube under the cable. Replace it with the cool-guy stuff when they get it in. Paint is a lot more fragile than the aluminum brake arm.
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Old 02-25-10, 06:49 PM
  #29  
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Originally Posted by acaurora
Well I took the bike to the LBS today (not the one that I bought it from), and they shortened the cables. Below is the result:

They told me because of the cut cables that they need to put on a new sticker (the clear ones to protect the frame from the excessive rubbing from the cables), but they are out of stock. Until they get new ones in a week or two, I guess I'll just have to be very careful about the cable housing rubbing that particular area.

Thanks again to everyone for their input.
That looks so much better.
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Old 02-25-10, 06:53 PM
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Originally Posted by DScott
Just use a little electrical tape on the head tube under the cable. Replace it with the cool-guy stuff when they get it in. Paint is a lot more fragile than the aluminum brake arm.
+1. I've had electrical tape on my head tube for a while, looks ugly, but it works.
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Old 02-25-10, 07:05 PM
  #31  
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Originally Posted by DScott
Just use a little electrical tape on the head tube under the cable. Replace it with the cool-guy stuff when they get it in. Paint is a lot more fragile than the aluminum brake arm.
Gee, those cables were really long. You don't really need to do it now, but whenever you change the brake cables, make them a bit shorter, too. (Not too short, or the wheel won't turn all the way without binding)

With black paint, the black tape won't look bad at all. Turn the front wheel side to side--the cable will move a bit--so make sure the tape covers the contact points as it moves. The clear tape spots from the LBS can be pretty small, so make sure they cover the same way.

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Old 02-25-10, 07:06 PM
  #32  
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Will do. Thanks!
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Old 02-25-10, 10:21 PM
  #33  
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clear helicopter tape, or tarp repair tape is great for protecting the spots on frame and parts subject to wear and abrasion.
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Old 02-25-10, 10:45 PM
  #34  
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Originally Posted by acaurora
Well I took the bike to the LBS today (not the one that I bought it from), and they shortened the cables. Below is the result:
The brake cable housings are still too long. I can't believe a shop will shorten the derailleur cable housing without saying anything about the brake cable housing being too long (and asking if you want them shortened too). It's like taking a shop to change the engine oil and the shop failing to inform you that the coolant level's very low.

This is how it should look like:

748956212_SmCgk-L.jpg

Derailleur cables crossed at the downtube to lessen the curve at headtube.
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Old 02-26-10, 01:03 AM
  #35  
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If you go to target, walmart or some box store and by the generic flat kits...
the patches inside are clear and will do just as well as that 'cool guy' stuff
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Old 02-26-10, 10:54 AM
  #36  
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Originally Posted by Mr. Fly
The brake cable housings are still too long.
I think they are fine as they are.


I will leave it up to the LBS to get the new stickers and put them on as well.
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Old 02-26-10, 11:03 AM
  #37  
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Man, even trimmed that is still a lot of housing. That stuff is surprisingly heavy.
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Old 02-26-10, 11:48 AM
  #38  
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What about the brake itself? Is the one with the notch still on the bike? Chances are, no big deal, but notches are stress risers (increases the stress on the part) which *could* result in failure of the brake. I don't think you want that thing snapping off on you.
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Originally Posted by bragi "However, it's never a good idea to overgeneralize."
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Old 02-26-10, 11:49 AM
  #39  
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They didn't replace the brake. I don't think it is that serious though.
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Old 02-26-10, 12:03 PM
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Originally Posted by Doohickie
What about the brake itself? Is the one with the notch still on the bike? Chances are, no big deal, but notches are stress risers (increases the stress on the part) which *could* result in failure of the brake. I don't think you want that thing snapping off on you.
Possible? yes, Probable? not in the slightest, the amount of force necessary to break that part would be beyond what the brake cable/lever could produce.
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Old 02-26-10, 12:08 PM
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Never underestimate metal fatigue.

Still, you're probably right.
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Originally Posted by bragi "However, it's never a good idea to overgeneralize."
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Old 02-26-10, 12:59 PM
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I really like your white saddle. What brand is that? Thanks
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Old 02-26-10, 01:05 PM
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Originally Posted by noise boy
Possible? yes, Probable? not in the slightest, the amount of force necessary to break that part would be beyond what the brake cable/lever could produce.
The pinch bolt would slip, or the cable stop at the top would pull through before the level broke. Also, your wheel would be locked up before any of that happened.
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Old 02-26-10, 01:06 PM
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Originally Posted by DuraAce
I really like your white saddle. What brand is that? Thanks
looks like white specialized toupe
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Old 02-26-10, 01:27 PM
  #45  
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Originally Posted by acaurora
I did not make any modifications to it when I got it. It was already "flipped" when I got it. I just find it a bit surprising how the housing can rub away the metal.
Yeah, it can happen. You'd think it would happen the other way around, but nope. every time you steered your bike you were filing away at the aluminum of the brake.

It used to happen a lot with cranks back when people rode with toestraps. I've seen some cranks with surprisingly deep divots in them from toe strap rub.
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Old 02-26-10, 03:08 PM
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Originally Posted by Ygduf
looks like white specialized toupe
I used to have the Toupe, but now I have the Romin SL, it is what is pictured. Very comfy too.
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Old 02-26-10, 04:04 PM
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Originally Posted by queerpunk
Yeah, it can happen. You'd think it would happen the other way around, but nope. every time you steered your bike you were filing away at the aluminum of the brake.

It used to happen a lot with cranks back when people rode with toestraps. I've seen some cranks with surprisingly deep divots in them from toe strap rub.
Not too surprising when you consider the brake arm is an aluminium alloy and the cable housing is steel.
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