The BMW Z4 is equipped with a disc brake system, featuring vented front rotors and solid or vented rear rotors depending on the model and brake package. The parking brake is integrated into the rear rotors. M Sport braking systems offer larger rotors and fixed calipers for enhanced stopping power.
Dealership $350-$450
Dealership $1480-$1870
Typically vented for better cooling, with varying diameters depending on the Z4 model (e.g., 286mm in some models).
Can be solid or vented, also depending on the model and brake package.
There is a minimum rotor thickness stamped on the edge of the rotor; if it is thinner than this, the rotors should be replaced in pairs.
Equipped with disc brakes at each wheel, with the front rotors being larger and vented.
Features four-piston fixed calipers at the front and single-piston floating calipers at the rear (or six-piston fixed calipers in some M models). These are available on the Z4 M40i and some other models.
Integrated into the rear rotors.
Brake pads wear down over time, especially the rear pads in rear-wheel-drive vehicles.
Brakes should be inspected regularly during service visits and according to the maintenance schedule.
Some owners upgrade to larger brake kits for enhanced performance, especially at higher speeds.
Dealership $730-$920
Dealership $160-$200
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