Dynamite Friction 830-80081L Disc Brake Rotor - Front Left

Overview of Dynamite Friction DFC Geoperformance Rotor

The Dynamite Friction DFC Geoperformance Rotor - Drilled and Slotted (part number 830-80081L) is engineered for Mazda 3, Mazda 3 Sport, and Mazda CX-30 models. Designed to enhance braking performance, this vented disc brake rotor features a directional, slotted, and drilled surface for improved heat dissipation and consistent stopping power.

• Compatible with Mazda 3, Mazda 3 Sport, and Mazda CX-30
• Part number: 830-80081L
• Vented disc brake rotor with directional, slotted, and drilled surface
• Nominal thickness: 25 mm; discard thickness: 23 mm
• Outside diameter: 295 mm; height: 46.8 mm
• Rust resistant coating for extended durability
• Geospec silver grey hat finish with plain disc finish
• 5 bolt holes with 114.3 mm bolt circle diameter
• Center hole diameter: 68 mm

DFC Geoperformance Rotor - Drilled and Slotted Product Line

The DFC Geoperformance Rotor - Drilled and Slotted line by Dynamite Friction focuses on rotors that combine drilled holes and slots to optimize brake pad bite and heat dissipation. This design helps reduce brake fade under demanding conditions while maintaining rotor integrity. The directional surface pattern improves water and debris evacuation, making it suitable for both daily driving and spirited use on compatible Mazda vehicles.

Detailed Product Description

This disc brake rotor is vented to allow airflow between the rotor faces, which helps maintain lower operating temperatures during braking. The rotor’s nominal thickness is 25 mm, with a discard thickness of 23 mm, ensuring a reliable service life before replacement is necessary. The rotor surface is finished plain, while the hat features a Geospec silver grey coating that provides corrosion resistance and a clean appearance. The rust resistant coating further protects the rotor from environmental damage, extending its functional lifespan. With 5 bolt holes arranged on a 114.3 mm bolt circle diameter and a center hole diameter of 68 mm, this rotor is designed for precise fitment on specified Mazda models.

Common Applications and Problem Solving

• Replacement rotor for worn or warped brake rotors on Mazda 3, 3 Sport, and CX-30
• Improves heat dissipation to reduce brake fade during extended braking
• Slotted and drilled surface helps maintain consistent braking performance in wet conditions
• Rust resistant coating addresses corrosion issues in humid or salty environments
• Directional design aids in debris removal to prevent uneven pad wear

Installation Notes and Tips

Ensure the rotor thickness is above the discard thickness of 23 mm before installation. Clean the rotor surface to remove any protective coatings or contaminants prior to mounting. Verify bolt hole alignment with the vehicle’s hub using the 5-bolt pattern and 114.3 mm bolt circle diameter. Proper torque specifications should be followed to avoid rotor warping. Directional rotors must be installed with the correct rotation direction for optimal performance.

Quality Assurance

Dynamite Friction manufactures the DFC Geoperformance Rotor - Drilled and Slotted to meet or exceed OEM specifications for fit, form, and function. The rust resistant coating and precision machining contribute to long-term durability. While no specific warranty information is provided, the rotor is designed for reliable performance on compatible Mazda 3, 3 Sport, and CX-30 vehicles when installed and maintained according to manufacturer guidelines.