Originally Posted by
Discusman
Do I need to puchase the whole set if I decided to switch to cable brake?
Yes...you may be able to use the rotors, but might as well get rotors that match the new brakes
Originally Posted by
Discusman
Are all hydraulic brake system unreliable and easy to break?
No way. Your problem was caused by not using the right fluid. MTB disc brakes will either use mineral oil or DOT fluid. Use what the manufacturer recommends and all will be good.