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What Causes the Abnormal Noise After Replacing Motorcycle Brake Pads?

4 Answers
ElizaAnn
09/02/25 3:52am

Motorcycle abnormal noise after replacing brake pads is usually caused by not grinding the old brake disc when installing new brake pads. Here are the details: Reasons for abnormal noise: Not grinding the old brake disc when installing new brake pads causes improper installation. Improper installation or installing new brake pads without grinding the old disc will cause the new pads to directly rub against the uneven surface of the old disc, ultimately leading to uneven wear of the new brake pads. Solutions for abnormal noise: If there is abnormal noise after replacing the brake pads, it is necessary to go to a 4S shop for inspection. If there is a "metal rubbing against metal" hissing sound when lightly applying the brakes, the reason may be the initial break-in effect of the brake pads after installation. In this case, the brake pads must be replaced immediately.

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EverlyAnn
09/14/25 6:05am

I just replaced the brake pads on my motorcycle last time, and as soon as I braked, I heard a screeching sound, which made me really anxious. After asking a few friends who are into motorcycles, I realized this is actually quite common. First, new brake pads have a rough surface and haven't been properly bedded in with the brake disc. Just ride a few dozen kilometers and gently brake a few times to solve this. Second, if the screws weren't tightened properly or the pads were misaligned during installation, it could also cause strange friction noises. It's best to check yourself to see if anything is loose. Additionally, if the brake disc is worn with grooves, the new pads will make noise when rubbing against it, and the disc surface might need resurfacing. Lastly, if the brake pad material is faulty or there's dust stuck in them, they might squeak. It's recommended not to brake too hard right after replacement. Ride for a few days to see if the noise persists. If it doesn't stop, go to the shop for adjustments immediately to avoid safety issues.

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Grant
10/28/25 6:48am

Squeaky noise after changing motorcycle brake pads, I bet many have experienced this. New pads initially don't match well with the brake disc, causing uneven friction that easily produces squeaks - this usually resolves after some riding. Installation issues during pad replacement should also be considered, such as misalignment, improper seating, or loose screws leading to uneven friction. Additionally, if the brake disc is worn with grooves, new pads will squeak when contacting these - it's best to check disc flatness before replacement. Moist weather or dust contamination can also cause noise, which cleaning can resolve. If the noise persists for weeks, it might indicate poor-quality pads - switch back to OEM parts immediately. Regular maintenance of the braking system can prevent most of these issues.

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LeAdalynn
12/11/25 7:04am

Common causes of noise after replacing motorcycle brake pads. New pads may squeak due to unpolished surfaces, which disappears after gently braking a few times while riding. Secondly, misalignment during installation or loose screws can also cause noise. Thirdly, if the brake disc is worn unevenly, new pads may produce noise upon contact and require inspection. Lastly, dust or moisture intrusion into the system can cause loud braking noise, solved by cleaning. Prompt resolution is crucial for safety.

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