BMW X Series models generally feature disc brakes for superior stopping power and control. These brakes consist of rotors, pads, calipers, and fluid lines, all working together to slow down or stop the vehicle. The system is hydraulic, meaning pressure is transferred through brake fluid to activate the pads on the rotors. Many X Series models, especially those with M Sport packages, offer upgraded braking systems with larger rotors, fixed calipers, and sometimes even carbon ceramic brakes for even more stopping power.