Dynamite Friction 633-80047L Disc Brake Rotor - Front Left

Overview of the DFC Brake Rotor for Mazda MX-5 Miata

The Dynamite Friction DFC Brake Rotor - Drilled and Slotted - Black (part number 633-80047L) is engineered specifically for Mazda MX-5 Miata models. This vented disc brake rotor features a directional, slotted, and drilled surface designed to enhance braking performance and heat dissipation.

• Compatible with Mazda MX-5 Miata
• Part Number: 633-80047L
• Directional drilled and slotted surface for improved brake response
• Vented rotor design for efficient heat dissipation
• Rust-resistant zinc black hat finish
• Nominal thickness of 22 mm with a discard thickness of 20 mm
• 5 bolt holes with a bolt circle diameter of 114.3 mm
• Overall diameter of 290 mm and height of 45 mm

Detailed Product Features and Specifications

The DFC Brake Rotor - Drilled and Slotted - Black is constructed with a vented rotor design that helps reduce brake fade by allowing better airflow and heat dissipation during braking. The rotor surface is both drilled and slotted, which aids in removing brake dust, gases, and water from the contact area, improving braking consistency under various conditions. The directional surface pattern is optimized for the Mazda MX-5 Miata’s braking system, ensuring proper rotation and performance.

The rotor’s nominal thickness is 22 mm, with a discard thickness of 20 mm, indicating when replacement is necessary to maintain safe braking. The rotor features a plain disc finish combined with a zinc black coating on the hat to resist rust and corrosion, extending the rotor’s service life. It includes five bolt holes with a bolt circle diameter of 114.3 mm and a center hole diameter of 72 mm, matching the MX-5 Miata’s hub specifications.

About the DFC Brake Rotor - Drilled and Slotted - Black Product Line

The DFC Brake Rotor - Drilled and Slotted - Black line by Dynamite Friction focuses on rotors that combine drilled holes and slots with a corrosion-resistant black zinc finish on the hat. This product line is designed to provide enhanced braking performance and durability, particularly for vehicles like the Mazda MX-5 Miata that benefit from improved heat management and consistent brake pad contact.

Common Applications and Problem Solving

• Improves brake cooling to reduce fade during spirited driving
• Helps maintain consistent braking performance in wet conditions
• Reduces brake dust buildup on rotor surface
• Prevents rust and corrosion on the rotor hat for longer service life
• Ensures proper fitment and performance for Mazda MX-5 Miata models

Installation Notes and Tips

When installing the 633-80047L rotor on a Mazda MX-5 Miata, ensure the rotor is mounted with the directional surface facing the correct rotation direction. Verify that the rotor thickness is within the nominal range and replace if below the discard thickness of 20 mm. Clean the rotor surface before installation to remove any protective coatings or residues. Use proper torque specifications for the 5 lug bolts with a 114.3 mm bolt circle diameter.

Quality Assurance and Warranty

Dynamite Friction manufactures the DFC Brake Rotor - Drilled and Slotted - Black to meet or exceed OEM specifications for fit, form, and function. The rotor includes a rust-resistant coating to enhance durability. Warranty details are provided by the manufacturer and should be confirmed at the time of purchase.