Project Mu D1 Spec Brake Pads

Rear Brake Pads for Mazda Cosmo 1976–1978 / Mitsubishi Starion 1983–1989

Part #: PDR422

Overview

The Project Mu D1 Spec Brake Pads are specially engineered for rear-brake applications, delivering exceptional performance for drifting enthusiasts and high-performance street drivers alike. Designed to withstand the rigors of aggressive maneuvering, these brake pads provide reliable stopping power and consistent friction under demanding conditions. Whether you're tearing up the track or pushing your vehicle to its limits on the street, the D1 Spec pads help you maintain control and confidence during spirited driving sessions.

Constructed with a super graphite metallic compound, these brake pads are optimized for rear brake use, ensuring optimal modulation and fade resistance. Their design caters to drivers seeking a balance of high friction and durability, making them an ideal choice for drifting, autocross, and performance driving where rear brake performance is critical. With their tailored friction coefficient and temperature range, the D1 Spec pads help support your vehicle's braking system for improved response and consistent performance.

Key Features

Project Mu's D1 Spec brake pads incorporate advanced materials and engineering to deliver superior rear braking performance. Key features include:

• Super Graphite Metallic Material: This high-performance compound provides excellent friction characteristics, ensuring reliable braking force during aggressive maneuvers.
• Optimized Friction Coefficient: Ranging from 0.50 to 0.69, the pads offer a balanced feel with strong initial bite and consistent modulation.
• Temperature Tolerance: Designed to operate effectively within rotor temperatures of 0-380°C, maintaining performance across a wide range of driving conditions.
• Rear-Specific Design: Tailored exclusively for rear brakes, these pads help achieve balanced braking performance and reduce uneven wear.
• Durability and Fade Resistance: Engineered to withstand repeated high-temperature cycles, ideal for drifting and spirited driving.
• Low Dust and Noise: Formulated to minimize brake dust and noise, keeping your wheels cleaner and your driving experience quieter.
• Easy Installation: Designed to fit OEM rear calipers on compatible Mazda Cosmo and Mitsubishi Starion models without modifications.

Construction & Design

The Project Mu D1 Spec brake pads feature a high-quality super graphite metallic friction material bonded to a durable backing plate. This construction ensures consistent contact with the rotor, providing predictable braking feel and response. The metallic composition enhances heat dissipation, reducing the risk of brake fade during prolonged use. The pads are precisely machined to fit OEM rear calipers, ensuring a perfect fit and optimal performance. Their design emphasizes heat resistance, low wear, and minimal noise, making them suitable for demanding drifting applications and high-performance street use.

Installation & Fitment

The Project Mu D1 Spec Brake Pads are designed as direct replacements for the OEM rear brake pads on Mazda Cosmo models from 1976 to 1978 and Mitsubishi Starion models from 1983 to 1989. Installation is straightforward, requiring no modifications or special tools. Simply remove the existing rear pads and replace them with the D1 Spec pads, ensuring proper bedding-in for optimal performance. No additional tuning or adjustments are necessary, making these pads a hassle-free upgrade for your vehicle's braking system.

• Direct bolt-on replacement for OEM rear brake pads
• No cutting, drilling, or special tuning required
• Compatible with factory calipers on specified models

What's Included

• Rear brake pads (pair)
• Installation hardware (if applicable)
• Instruction sheet

Ideal For

• Drifting and motorsport enthusiasts seeking rear brake performance
• High-performance street drivers demanding reliable braking
• Owners of Mazda Cosmo 76-78 and Mitsubishi Starion 83-89 looking for durable rear pads