Dynamite Friction 631-80052L Disc Brake Rotor - Front Left

Reliable Brake Performance for Mazda 3 and CX-3 Models

The Dynamite Friction DFC Brake Rotor - Drilled and Slotted - Silver (part number 631-80052L) is engineered to provide consistent braking performance for Mazda 3, Mazda 3 Sport, and Mazda CX-3 vehicles. Designed with a vented, directional surface, this rotor helps maintain optimal heat dissipation and braking efficiency under various driving conditions.

Key Features of the DFC Brake Rotor 631-80052L

• Disc type: Vented disc brake rotor for improved cooling
• Surface finish: Directional drilled and slotted design for enhanced brake pad bite and debris removal
• Rust resistant zinc silver hat finish to reduce corrosion
• Nominal thickness of 25 mm with a discard thickness of 23 mm for safe replacement intervals
• Five bolt holes with a bolt circle diameter of 114.3 mm, compatible with specified Mazda models
• Overall diameter of 295 mm and center hole diameter of 68 mm for precise fitment

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

The DFC Brake Rotor - Drilled and Slotted - Silver line by Dynamite Friction focuses on rotors that combine drilled holes and slots to improve braking response and heat dissipation. This product line is designed to reduce brake fade and maintain consistent performance, especially for vehicles like the Mazda 3 and CX-3 that require reliable stopping power in everyday driving and light performance scenarios.

Detailed Product Description

This disc brake rotor features a vented design that allows air to flow between the rotor surfaces, helping to dissipate heat generated during braking. The directional drilled and slotted surface enhances pad bite and helps channel away water, dust, and gases, which can otherwise reduce braking efficiency. The zinc silver coating on the rotor hat provides rust resistance, extending the rotor's service life. With a nominal thickness of 25 mm and a discard thickness of 23 mm, this rotor meets safety standards for wear and replacement. The rotor's five-lug bolt pattern with a 114.3 mm bolt circle diameter ensures compatibility with Mazda 3, Mazda 3 Sport, and Mazda CX-3 models.

Common Issues Addressed by This Brake Rotor

• Brake fade caused by excessive heat buildup during braking
• Reduced braking performance due to rotor surface glazing or contamination
• Corrosion and rust on rotor surfaces affecting longevity
• Uneven brake pad wear from poor heat dissipation
• Vibration or noise caused by warped or damaged rotors

Installation Notes and Tips

Ensure the rotor surface and hub are clean and free of debris before installation. Verify the rotor thickness is above the discard thickness of 23 mm to maintain safety. Use proper torque specifications for the five lug nuts to avoid rotor warping. This rotor is directional; install it according to the indicated rotation direction for optimal performance. It is recommended to replace brake pads when installing new rotors to ensure even wear and braking efficiency.

Quality Assurance and Warranty

Dynamite Friction manufactures the 631-80052L rotor to meet industry standards for durability and performance. The rust-resistant coating and vented design contribute to extended rotor life. Please consult the manufacturer or retailer for specific warranty details related to this part number.