Disc & Drum: Description

Brake system is hydraulically-operated, using a tandem master cylinder and power brake unit. All models, except 318i and 320i, are equipped with 4 piston ATE front and rear disc calipers. The 318i and 320i models are equipped with rear drum brakes and Girling front disc brake calipers.

Disc pad wear indicators are mounted on the instrument panel to indicate need for pad replacement. An optional brake pressure regulator may be installed to reduce fluid pressure to rear brakes. Parking brake is cable-actuated on drum brake of 318i and 320i models, and consists of internally-mounted parking brake shoes on all rear disc brake systems.