With smooth and efficient cooperation between many individual components, your Audi A4 brakes are engineered to provide safe and controlled stopping power when you apply the brakes. Stepping on the brake pedal inside your vehicle sets a rather complex and very effective process into motion. The brake master cylinder is at the start of this process, sending a surge of hydraulic brake fluid through the system when you apply the Audi A4 brakes, which passes through the brake hose at each wheel to the caliper.

The brake fluid applies pressure to a piston in the brake caliper, which causes the movement of a pair of brake pads. The brake pads are lined with a friction compound that allows them to grip the brake disc tightly as the caliper moves them into contact with it, one pad on each side, squeezing the disc between them.

This process produces friction that works against the momentum of the wheels to bring them to a stop when the Audi A4 brakes are applied. This system produces safe and efficient braking performance for your vehicle, provided the routine maintenance is performed on the Audi A4 brakes to ensure the smooth operation of its components. The malfunction of any one of the Audi A4 brakes components can affect the entire system, disrupting the smooth cooperation that is crucial to efficient braking performance. We carry a great selection of quality Audi A4 brakes parts to keep your vehicle stopping safely.Our excellent prices and expert customer service will make ordering your Audi A4 brakes parts quick and convenient whether you place your order on our secure site or dial our toll-free phone number.