Dynamite Friction 631-54003R Disc Brake Rotor - Rear Right

Overview of DFC Brake Rotor - Drilled and Slotted - Silver

The Dynamite Friction DFC Brake Rotor - Drilled and Slotted - Silver (part number 631-54003R) is engineered for reliable braking performance on select Ford, Mazda, and Mercury vehicles. Designed with a directional, slotted and drilled surface, this rotor enhances heat dissipation and braking consistency for models like the Ford Escort, Mazda Miata, MX-3, Protege, and Mercury Tracer.

• Disc type: Solid disc brake rotor with drilled and slotted surface
• Nominal thickness: 9 mm with discard thickness at 8 mm
• Outside diameter: 251 mm, overall height: 35 mm
• Bolt hole quantity: 4 with 13 mm diameter, bolt circle diameter: 100 mm
• Center hole diameter: 55 mm, zinc silver hat finish with rust-resistant coating
• Directional brake surface for optimized performance

Detailed Product Features and Specifications

This DFC Brake Rotor - Drilled and Slotted - Silver is a solid rotor designed to provide consistent braking under various driving conditions. The drilled and slotted surface improves heat dissipation and helps reduce brake fade by allowing gases and debris to escape during braking. The rotor’s nominal thickness of 9 mm ensures durability, while the discard thickness of 8 mm indicates when replacement is necessary to maintain safety and performance.

With a 251 mm outside diameter and 35 mm overall height, this rotor fits vehicles requiring a 4-bolt pattern with 13 mm bolt hole diameter and a 100 mm bolt circle diameter. The zinc silver hat finish offers corrosion resistance, complemented by an overall rust-resistant coating to extend rotor life. The directional surface design is intended to optimize braking efficiency and pad contact.

Compatible Vehicles and Applications

• Ford Escort
• Mazda Miata
• Mazda MX-3
• Mazda Protege
• Mercury Tracer

This rotor is specifically compatible with these models, ensuring proper fitment and performance when replacing worn or damaged rotors.

DFC Brake Rotor Product Line Information

The DFC Brake Rotor - Drilled and Slotted - Silver is part of Dynamite Friction’s DFC line, which focuses on rotors designed with enhanced surface treatments such as drilling and slotting. This product line aims to improve braking response and heat management compared to standard plain rotors, making it suitable for drivers seeking reliable stopping power with added durability and corrosion resistance.

Installation Notes and Tips

• Verify rotor thickness before installation; replace if below 8 mm discard thickness
• Ensure proper alignment of the 4-bolt pattern with 13 mm bolt holes and 100 mm bolt circle diameter
• Clean rotor surface before mounting to remove any protective coatings or debris
• Use compatible brake pads designed for drilled and slotted rotors to maximize performance
• Check for any signs of uneven wear or damage on hub and mounting surfaces

Quality Assurance and Warranty

Dynamite Friction manufactures this rotor with rust-resistant coatings and zinc silver hat finish to enhance longevity and corrosion protection. While specific warranty details are not provided, the rotor meets industry standards for solid disc brake rotors and is designed for dependable performance on compatible Ford, Mazda, and Mercury vehicles.