Why does it look like ‘woodgrain’ behind the paint..?
For sure, it’s not the inside of the headtube is it?
Ptoney1 on
I would say fill that with some epoxy or something and then very carefully sand it smooth if you can.. then paint over it and voilà! It’s fixed. Sort of. There is a very non-scientific tap test a person can do to see if the carbon has lost integrity. But I doubt that would reveal much here in this case.
This is also the reason why Canyon offers “Collect & Ride.” Yeah sure the bikes are mostly built, but why not pay a little bit extra to have a pro mechanic do a proper concierge service for you??
Ok_Average4568 on
Cannot really see a crack there.
Do a simple tap test using a coin on and around the affected area, if you hear a difference in sound (a dull or inconsistent tone), it could indicate delamination. If everything sounds normal, seal the damaged spot with a suitable resin to keep out moisture. It’s important to document the damage well (photos, notes) and check the area regularly to make sure it isn’t growing. If you see that the damage is spreading, stop riding immediately. Also, reroute the cable to prevent it from causing any more wear in that spot.
HellaReyna on
I’d get it professional repaired but that’s just me
Fried_Flubs on
If this is the Al Grizl, then I can say there is a layer of “putty” applied at the head tube to hide the welds and create the seamless transition (purely cosmetic function). My guess is the yellow material is this putty and the darker color the bare metal starting to show through. If that’s the case, I would think it’s mostly a cosmetic issue and safe to ride. Fix your brake cable and you should be good to go.
12 Comments
What cable would even go behind the fork and under the downtube?
Edit: [a brake cable with a rotated fork goes behind the fork and under the downtube.](https://www.reddit.com/r/CanyonBikes/s/Zl0It2Sx6A)
The cable you’re holding down? What kind of cable is that?
[removed]
No cable should ever wrap around the head tube like that.
Did you put it together correctly?
That’s more than paint damage. That’s significant.
Is that a lock cable? That’s too deep for normal cable rub.
The problem here is the cable, it has nothing to do here
reminded me of these posts
[https://www.reddit.com/r/CanyonBikes/comments/1ddprmv/wrong_cable_routing_grizl_8_al/](https://www.reddit.com/r/CanyonBikes/comments/1ddprmv/wrong_cable_routing_grizl_8_al/)
[https://www.reddit.com/r/CanyonBikes/comments/1kost50/front_brake_cable_too_short/](https://www.reddit.com/r/CanyonBikes/comments/1kost50/front_brake_cable_too_short/)
Why does it look like ‘woodgrain’ behind the paint..?
For sure, it’s not the inside of the headtube is it?
I would say fill that with some epoxy or something and then very carefully sand it smooth if you can.. then paint over it and voilà! It’s fixed. Sort of. There is a very non-scientific tap test a person can do to see if the carbon has lost integrity. But I doubt that would reveal much here in this case.
This is also the reason why Canyon offers “Collect & Ride.” Yeah sure the bikes are mostly built, but why not pay a little bit extra to have a pro mechanic do a proper concierge service for you??
Cannot really see a crack there.
Do a simple tap test using a coin on and around the affected area, if you hear a difference in sound (a dull or inconsistent tone), it could indicate delamination. If everything sounds normal, seal the damaged spot with a suitable resin to keep out moisture. It’s important to document the damage well (photos, notes) and check the area regularly to make sure it isn’t growing. If you see that the damage is spreading, stop riding immediately. Also, reroute the cable to prevent it from causing any more wear in that spot.
I’d get it professional repaired but that’s just me
If this is the Al Grizl, then I can say there is a layer of “putty” applied at the head tube to hide the welds and create the seamless transition (purely cosmetic function). My guess is the yellow material is this putty and the darker color the bare metal starting to show through. If that’s the case, I would think it’s mostly a cosmetic issue and safe to ride. Fix your brake cable and you should be good to go.