Reply To: Front brake bleeding Forums 🚥 PiT STOP 🔧 Hyosung Technical Help Front brake bleeding Reply To: Front brake bleeding Jan 20, 2023 at 1:23 AM #9449 JasonMember Topics: 3Replies: 28 I had this exact problem when I changed over a new master cylinder after an accident ruined the original. If there hasn’t been any fluid in the system for a while you will probably find the chevron seals in the master cylinder have gone hard.
