How to bleed hydraulic disc brakes on a bike?

Brake bleeding is required every 6 to 12 months or as soon as the brake feels spongy.

🛠 Required equipment:

  • Bleed kit suitable for your brand (Shimano, SRAM, etc.)
  • DOT or mineral fluid depending on the manufacturer
  • Syringe, Allen key, collection container

Steps:

  • Mount the bike on a stand
  • Attach the syringe to the lever or caliper depending on the system
  • Gently inject the clean fluid
  • Bleed air bubbles
  • Close and clean thoroughly
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