Dynamite Friction 633-80072L Disc Brake Rotor - Rear Left

Overview of the DFC Brake Rotor - Drilled and Slotted - Black

The Dynamite Friction DFC Brake Rotor - Drilled and Slotted - Black (part number 633-80072L) is engineered for precise braking performance on Fiat 124 Spider and Mazda MX-5 Miata models. This solid disc brake rotor features a directional, slotted, and drilled surface designed to enhance heat dissipation and maintain consistent stopping power.

• Compatible with Fiat 124 Spider and Mazda MX-5 Miata
• Part number: 633-80072L
• Solid rotor with drilled and slotted surface
• Directional brake surface for optimized performance
• Rust-resistant zinc black hat finish
• Nominal thickness: 9.5 mm; discard thickness: 7.5 mm
• 4 bolt holes with 100 mm bolt circle diameter
• Overall diameter: 280 mm; height: 35.85 mm

Detailed Product Features and Specifications

This DFC Brake Rotor - Drilled and Slotted - Black is a solid rotor with a 280 mm outside diameter and an overall height of 35.85 mm. The rotor’s surface is both drilled and slotted, which helps to reduce brake fade by improving heat dissipation and allowing gases and debris to escape during braking. The directional design of the brake surface ensures optimal contact with brake pads, enhancing braking efficiency.

The rotor features a rust-resistant zinc black coating on the hat area to protect against corrosion, extending the rotor’s service life. It has a nominal thickness of 9.5 mm and a discard thickness of 7.5 mm, providing clear guidelines for maintenance and replacement. The rotor includes 4 bolt holes with a 100 mm bolt circle diameter and a center hole diameter of 55 mm, ensuring proper fitment on compatible vehicles.

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

The DFC Brake Rotor - Drilled and Slotted - Black line from Dynamite Friction focuses on delivering rotors with enhanced heat management and corrosion resistance. This product line combines drilled holes and slots on the rotor surface to improve braking performance under demanding conditions. The black zinc finish on the rotor hat adds an extra layer of protection against rust, making these rotors suitable for drivers seeking reliable stopping power and durability on their Fiat 124 Spider or Mazda MX-5 Miata.

Common Applications and Problem Solving

• Reduces brake fade during aggressive driving or track use
• Improves heat dissipation to maintain consistent braking
• Minimizes surface glazing and pad material buildup
• Protects against rust and corrosion for longer rotor life
• Ensures precise fitment for Fiat 124 Spider and Mazda MX-5 Miata models

Installation Notes and Tips

When installing the 633-80072L rotor, ensure the rotor surface is clean and free of any protective coatings before mounting. Verify the rotor’s directional orientation matches the vehicle’s rotation direction for optimal performance. Use the correct torque specifications for the 4 bolt holes with a 100 mm bolt circle diameter to secure the rotor properly. Regularly inspect rotor thickness and replace when reaching the discard thickness of 7.5 mm.

Quality Assurance and Warranty

Dynamite Friction manufactures the DFC Brake Rotor - Drilled and Slotted - Black to meet industry standards for durability and performance. The rust-resistant coating and precise machining contribute to consistent braking and extended rotor life. Warranty details are provided by the manufacturer and should be reviewed at the time of purchase.