Dynamite Friction 604-91003 Disc Brake Rotor - Front

Overview of Dynamite Friction DFC GEOSPEC Coated Rotor 604-91003

The Dynamite Friction DFC GEOSPEC Coated Rotor 604-91003 is engineered for reliable braking performance on select Mazda, Scion, and Toyota vehicles. Designed as a vented disc brake rotor, it offers consistent heat dissipation and durability for models like the Mazda 2, Scion iA, Toyota Yaris, and Yaris iA.

• Nominal thickness: 22 mm
• Discard thickness: 20 mm
• Outside diameter: 258 mm
• Inside diameter: 55 mm
• Bolt hole diameter: 13.2 mm
• Bolt hole quantity: 4
• Height: 44 mm
• Vented rotor design for improved cooling

Details on the DFC GEOSPEC Coated Rotor Product Line

The DFC GEOSPEC Coated Rotor line by Dynamite Friction focuses on rotors with a protective coating to resist corrosion and extend service life. This coating helps maintain rotor integrity under various driving conditions, making it suitable for vehicles such as the Toyota Yaris and Mazda 2. The 604-91003 part number represents a vented rotor variant within this line, optimized for heat management and consistent braking performance.

Technical Description and Specifications

This disc brake rotor features a nominal thickness of 22 mm and a discard thickness of 20 mm, ensuring a clear threshold for safe replacement. The rotor’s outside diameter measures 258 mm, with an inside diameter of 55 mm, fitting securely on compatible hubs. It includes four bolt holes, each with a diameter of 13.2 mm, and a rotor height of 44 mm. The vented design enhances airflow to reduce heat buildup during braking, which is critical for maintaining braking efficiency and rotor longevity on vehicles like the Scion iA and Toyota Yaris iA.

Applications and Problem Solving

• Replacement for worn or warped rotors on Mazda 2, Scion iA, Toyota Yaris, and Yaris iA
• Addresses brake fade caused by excessive heat during extended braking
• Helps reduce rotor corrosion with its protective coating
• Improves braking consistency and pedal feel
• Suitable for vehicles requiring a vented rotor with specific bolt pattern and dimensions

Installation Notes and Tips

When installing the Dynamite Friction DFC GEOSPEC Coated Rotor 604-91003, ensure the rotor thickness is measured to confirm it meets or exceeds the nominal thickness of 22 mm. Verify bolt hole alignment with the vehicle’s hub using the 13.2 mm diameter and 4-hole pattern. Proper torque specifications should be followed to avoid rotor warping. It is recommended to inspect brake pads and hardware during installation to maintain optimal braking system performance.

Quality Assurance and Warranty

Dynamite Friction manufactures the DFC GEOSPEC Coated Rotor 604-91003 to meet industry standards for durability and performance. The protective coating enhances corrosion resistance, contributing to longer rotor life. Warranty details should be confirmed with the supplier or manufacturer, as coverage may vary based on application and usage conditions.