The xDrive50i has upgraded brakes with aluminum calipers. BMW's Integrated Chassis Management coordinates the Dynamic Performance Control differential with stability and traction control systems to optimize the X6's stability. Safety features include:

Four-wheel-disc antilock brakes
Traction control
Electronic stability system
Side-impact airbags for the front seats
Side curtain airbags for both rows, including a tip sensor that makes them deploy for several seconds during a rollover