New brakes randomly started squealing?
New brakes randomly started squealing?
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Discussion

LT20000

Original Poster:

6 posts

52 months

Friday 3rd June 2022
quotequote all
So, I recently installed new brake pads and discs around a week ago.

All went well, and I made sure to clean everything down with a wire brush and brake cleaner. I also lubricated/greased the correct areas such as the face of the wheel hub (behind disc), the wings of the pads and the back of the pads. I also installed brand new slide pins on both sides and applied silicone grease.

I must note, I have removed the calipers 2 times since then for other reasons, so it is possible some of the grease on the wings of the pads could of been rubbed off.

I have just came back from a long journey (100+) miles and noticed right at the end the brakes have started to squeak. It only does it occasionally when I brake fairly hard. They have been completely fine for a week until now.

Based on all these factors, does anyone have any ideas on why this may be or what I should do?

Much appreciated


Trevor555

5,487 posts

114 months

Friday 3rd June 2022
quotequote all
I can't help I'm afraid, but talking to a technician last week he said they're having problems with cheaply produced discs/pads.

So it might not be anything you've got wrong at all.

GreenV8S

31,023 posts

314 months

Friday 3rd June 2022
quotequote all
Stopping brake squeal is more of an art than a science. It can be affected by chamfering the edges of the pads, and fitting or removing anti-squeal shims between the pads and the caliper, increasing or reducing the preload on the retaining clips, adding grease or removing it. It can come and go with pad wear, temperature, humidity and so on. If it's annoying you then change something and see if it gets better or worse, but don't expect anyone to tell you the one right way to stop brake squeal because there isn't one.

Jaz2000

101 posts

72 months

Saturday 4th June 2022
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GreenV8S said:
Stopping brake squeal is more of an art than a science. It can be affected by chamfering the edges of the pads, and fitting or removing anti-squeal shims between the pads and the caliper, increasing or reducing the preload on the retaining clips, adding grease or removing it. It can come and go with pad wear, temperature, humidity and so on. If it's annoying you then change something and see if it gets better or worse, but don't expect anyone to tell you the one right way to stop brake squeal because there isn't one.
Great answer 👍