how to fix brakes on electric bike

How To Fix Brakes On Electric Bike?

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The brakes on an electric bike play a pivotal role in ensuring your safety and enjoyment while riding. Over time, your brakes may require maintenance or repairs to keep them performing at their best.

In this guide, we’ll walk you through the steps to fix your electric bike’s brakes and maintain them for a safe and smooth riding experience.

how to fix brakes on electric bike

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How do you fix your electric bike’s brakes and maintain them?

Clean the braking rotor

A dirty or damaged braking rotor is a common cause of brake issues. Debris like mud, rocks, or sticks can accumulate on the rotor, affecting brake performance. To clean the rotor, follow these steps:

  • Gather a wet washcloth or towel.
  • Inspect the rotor for any large debris and remove them.
  • Wipe down the entire rotor surface to ensure it’s clean and free from obstructions.
  • If you notice significant cracks or damage on the rotor, it’s advisable to replace it promptly for safety reasons.

Check and clean the brake pads

The condition of your brake pads is vital for effective braking. Oily or dirty pads reduce friction and can lead to a loss of braking power. Here’s how to check and clean them:

  • Inspect the brake pads for oiliness or dirt.
  • If necessary, use brake pad-specific cleaners or isopropyl alcohol to clean the pads thoroughly.
  • Avoid using cleaners that might exacerbate the issue or cause pad degradation.

Verify brake caliper alignment

Misaligned brake calipers can lead to reduced brake efficiency and unpleasant noises. To ensure proper alignment, follow these steps:

  • Open the brake caliper body and insert a business card or playing card between the brake rotor and the brake pad.
  • Press the brake pad against the card and the rotor, and adjust the caliper body until it aligns correctly with the rotor.
  • Slowly release the brakes and remove the card.
  • Apply the brakes again to confirm that the caliper is properly centered. Repeat the process if needed.
  • Once the caliper is correctly aligned, tighten it until it’s securely fastened.

Tighten brake system bolts

If your brakes still produce unpleasant sounds or appear noisy, it’s essential to ensure that all bolts, screws, and other components in the brake system are properly attached and tightened. Regularly inspect the entire braking system to identify and address loose parts before they lead to performance issues.

Brake Cable Maintenance

Depending on your usage, check your brake cables every one to two years.

  • For mechanical disc brakes, verify that the cables are correctly attached and sealed, and apply the right pressure to the pistons when you pull the brake levers.
  • Hydraulic disc brakes require fluid replacement every one to two years for peak performance. While there are DIY kits available for this, it’s recommended to have a bike shop’s experienced technicians handle the brake fluid replacement.

Final Words

Taking a few minutes for periodic brake checks, adjustments, and cleaning can save you money and, most importantly, ensure your brakes work effectively when you need them the most.

Remember, brakes are not just for convenience; they are your primary safety feature on an electric bike. Keep them well-maintained, and your rides will be smoother and safer.

Your electric bike’s brakes are a critical component, and with proper care and maintenance, you can enjoy your rides with confidence, knowing that your brakes are up to the task when you need them.

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