How to Stop Bike Brakes from Squeaking: And Why Bananas Might Be the Secret to Silence

How to Stop Bike Brakes from Squeaking: And Why Bananas Might Be the Secret to Silence

Bike brakes squeaking can be one of the most annoying issues for cyclists. Not only does it ruin the peaceful ride, but it can also indicate underlying problems with your bike’s braking system. Whether you’re a casual rider or a seasoned cyclist, understanding how to stop bike brakes from squeaking is essential. And while we’re at it, let’s explore why bananas—yes, bananas—might just hold the key to solving this problem. Here’s a comprehensive guide to silencing those noisy brakes and keeping your rides smooth and quiet.


1. Clean Your Brake Pads and Rotors

One of the most common causes of squeaky brakes is dirt or debris stuck on the brake pads or rotors. Over time, oil, dust, and grime can build up, reducing the friction needed for effective braking and causing that dreaded squeal.

  • Solution: Remove the wheel and take out the brake pads. Use isopropyl alcohol and a clean cloth to wipe down the pads and rotors. Avoid using any oily or greasy substances, as they can worsen the problem. For stubborn grime, lightly sand the brake pads with fine-grit sandpaper.

2. Check Brake Pad Alignment

Misaligned brake pads can cause uneven contact with the rotor, leading to squeaking. If your pads are not hitting the rotor squarely, they may vibrate and produce noise.

  • Solution: Loosen the brake pad bolts slightly and realign the pads so they sit parallel to the rotor. Tighten the bolts back up and spin the wheel to ensure the pads are making even contact.

3. Bed In Your Brake Pads

New brake pads or rotors often need to be “bedded in” to create a consistent layer of material transfer between the pad and rotor. Without this process, brakes can squeak and perform poorly.

  • Solution: Find a safe, open area and perform a series of controlled stops. Accelerate to a moderate speed, then apply the brakes firmly but not abruptly. Repeat this process 10-15 times to bed in the pads properly.

4. Inspect the Rotor for Warping

A warped rotor can cause uneven braking and squeaking. If your rotor is bent, it will wobble as the wheel spins, leading to inconsistent pad contact.

  • Solution: Spin the wheel and observe the rotor. If it wobbles, use a rotor truing tool or an adjustable wrench to gently bend it back into shape. Be careful not to apply too much force, as rotors are delicate.

5. Use Brake Silencing Products

There are specialized products designed to reduce brake noise, such as brake silencing sprays or gels. These can be applied to the back of the brake pads to dampen vibrations.

  • Solution: Apply a small amount of brake silencing gel to the back of the pads (not the braking surface). Reinstall the pads and test the brakes. Avoid over-application, as excess product can contaminate the rotor.

6. Check for Contaminated Brake Pads

If your brake pads have been contaminated by oil, grease, or other substances, they may need to be replaced. Contaminated pads can cause persistent squeaking and reduced braking performance.

  • Solution: Inspect the pads for signs of contamination, such as a shiny or greasy surface. If cleaning doesn’t resolve the issue, replace the pads with new ones.

7. Adjust Brake Cable Tension

Improper brake cable tension can cause the pads to rub against the rotor unevenly, leading to noise. If your brakes feel too tight or too loose, this could be the culprit.

  • Solution: Use the barrel adjuster on your brake lever to fine-tune the cable tension. Ensure the pads engage the rotor smoothly without excessive force.

8. Consider the Weather

Wet or humid conditions can cause brakes to squeak more than usual. Water can temporarily reduce the friction between the pads and rotor, leading to noise.

  • Solution: While you can’t control the weather, you can adapt your braking technique. Apply the brakes gently in wet conditions to minimize noise and maintain control.

9. Upgrade Your Brake Components

If you’ve tried everything and your brakes still squeak, it might be time to upgrade your brake pads or rotors. Higher-quality materials, such as ceramic or metallic pads, can offer better performance and reduced noise.

  • Solution: Research and invest in brake components that are known for their quiet operation. Consult your local bike shop for recommendations based on your riding style and conditions.

10. The Banana Theory

Now, let’s address the elephant in the room—bananas. While it may sound absurd, some cyclists swear by rubbing a banana peel on their brake rotors to reduce squeaking. The theory is that the natural oils in the peel create a thin, friction-reducing layer.

  • Solution: If you’re feeling adventurous, try rubbing the inside of a banana peel on your rotor. Wipe off any residue with isopropyl alcohol afterward. While this method is unconventional, it’s a fun experiment for those who enjoy thinking outside the box.

Frequently Asked Questions (FAQs)

Q1: Can I use WD-40 to stop my bike brakes from squeaking?
A: No! WD-40 is a lubricant and will contaminate your brake pads and rotors, making the problem worse. Use isopropyl alcohol instead.

Q2: How often should I clean my brake pads and rotors?
A: It depends on your riding conditions. If you ride in wet or muddy environments, clean them every few weeks. For dry conditions, once a month should suffice.

Q3: Are squeaky brakes dangerous?
A: Squeaky brakes are usually more annoying than dangerous, but they can indicate underlying issues that may affect braking performance. Address the problem promptly to ensure safety.

Q4: Can I use dish soap to clean my brake pads?
A: It’s not recommended, as dish soap can leave behind residues that contaminate the pads. Stick to isopropyl alcohol for cleaning.

Q5: Why do my brakes squeak more in the rain?
A: Water reduces friction between the pads and rotor, causing vibrations and noise. Gentle braking and proper maintenance can help minimize this effect.


By following these tips, you can silence your squeaky bike brakes and enjoy a quieter, more enjoyable ride. And who knows? Maybe bananas really are the secret to peace and quiet on the road. Happy cycling!