Centric 104.08391 Disc Brake Pad Set - Front

Reliable Disc Brake Pads for Audi A8, A8 Quattro, and S6

The Centric Posi-Quiet Semi-Metallic Disc Brake Pad Set 104.08391 offers a precise fit and dependable braking performance for Audi A8, A8 Quattro, and S6 models. Designed with semi-metallic friction material and integrated wear sensors, these pads provide consistent stopping power and enhanced safety.

• Semi-metallic friction material for balanced performance and durability
• Includes pad wear sensors with 255mm wire and round plug for timely maintenance alerts
• Mounting hardware and pad shims included for complete installation
• Integrally molded friction material attachment for secure pad integrity
• Set contains 8 pads, covering front and rear brake requirements
• Compatible with Audi A8, A8 Quattro, and S6 models

About Centric Posi-Quiet Semi-Metallic Disc Brake Pad Sets

The Centric Posi-Quiet Semi-Metallic Disc Brake Pad Sets are engineered to deliver quiet operation and reliable braking performance. Featuring semi-metallic friction material, these pads balance effective heat dissipation with wear resistance. The integrally molded friction material attachment enhances pad durability, while the inclusion of wear sensors helps monitor pad life, making this product line suitable for drivers seeking dependable braking components for their Audi vehicles.

Product Details and Specifications

This disc brake pad set (part number 104.08391) includes eight pads designed to fit the front and rear brakes of Audi A8, A8 Quattro, and S6 models. The pads measure approximately 75.5 mm in height and 77.7 mm in width for the outer pads, with an overall thickness of 17.5 mm. The inner pads have similar dimensions, ensuring a precise fit. The semi-metallic friction material is integrally molded to the backing plate, improving pad stability and performance. Included mounting hardware and pad shims facilitate proper installation and reduce noise and vibration. The set also features two pads equipped with wear sensors and a 255mm wire with a round plug, prepared for easy connection to the vehicle's monitoring system.

Common Issues Addressed by This Brake Pad Set

• Worn or uneven brake pad surfaces causing reduced braking efficiency
• Brake noise and vibration due to missing or damaged shims
• Failure to receive timely brake pad wear alerts
• Brake fade from insufficient heat dissipation during heavy use
• Difficulty in installation due to missing hardware components

Installation Notes and Tips

Ensure the vehicle is securely lifted and supported before beginning brake service. Remove the old brake pads and clean the caliper assembly thoroughly. Use the included mounting hardware and pad shims to install the new pads, verifying that the wear sensor wires are properly connected to the vehicle’s monitoring system. Check for proper pad alignment and clearance before reassembling the brake components. It is recommended to test the brakes at low speed after installation to confirm correct operation.

Quality Assurance and Warranty

Centric brake pads are manufactured to meet or exceed OEM specifications for fit, form, and function. The semi-metallic friction material and integrally molded design contribute to consistent braking performance and durability. This product comes with a limited warranty covering defects in materials and workmanship under normal use. For specific warranty details, refer to Centric’s official documentation.