Wagner Brake PD366 Disc Brake Pad Set - Rear

Rear Brake Pads for Mazda and Mercury

Wagner Brake ThermoQuiet PD366 disc brake pad set is built for rear brake service on select Mazda and Mercury applications. It combines a ceramic friction formula with slotted pad faces and included shims to support quieter braking and consistent pedal feel.

Compatible With 1986-1989 Mazda 323 rear, 1992-1996 Mazda MX-3 rear, 1991-1994 Mercury Capri rear, and 1987-1989 Mercury Tracer rear. This part number, PD366, is a direct-fit option for drivers replacing worn rear disc pads on these vehicles.

ThermoQuiet Pad Line Details

The ThermoQuiet line focuses on reduced brake noise and stable friction performance. Wagner Brake uses a zero-copper friction formulation and Integrally Molded Insulator technology to help isolate vibration at the pad backing plate, while the ceramic friction material supports smooth, predictable braking in everyday driving.

• Ceramic friction material for consistent rear braking performance
• Slotted pad design to help manage heat and surface debris
• Pad shims included for noise control
• Outer and inner friction material thickness: 0.508
• FMSI number 7257-D366 for application matching
• Pad wear sensor not included
• Abutment clips not included
• Chamfered edges not included

Detailed Product Overview

Wagner Brake PD366 is a rear disc brake pad set engineered to meet OEM specifications for the listed Mazda MX-3, Mazda 323, Mercury Capri, and Mercury Tracer applications. The ThermoQuiet design pairs ceramic friction with slotted pad faces and shims to support quieter operation and dependable stopping performance during routine street use.

This part cross-references Bosch BP1612 for the same application.

Common Brake Issues This Part Can Address

• Rear brake pad wear that reduces stopping performance
• Brake squeal or noise from worn friction material
• Uneven rear braking feel caused by aged pads
• Reduced braking response from thin or glazed pads
• Service replacement for rear disc brake maintenance on Mazda and Mercury models

Installation Notes and Tips

Verify rear axle fitment by year, make, and model before ordering. Inspect rotors, caliper hardware, and guide components during brake service, and confirm pad contact surfaces are clean before installation. Because wear sensors and abutment clips are not included, reuse or replace related components as needed based on the vehicle’s brake system condition.

Quality Assurance

Wagner Brake ThermoQuiet pads are built around a zero-copper friction formulation and IMI technology for quieter operation. The PD366 is listed to meet OEM specifications for the covered rear disc brake pad applications.