Dynamite Friction 604-21021 Disc Brake Rotor - Rear

Overview of Dynamite Friction DFC GEOSPEC Coated Rotor 604-21021

The Dynamite Friction DFC GEOSPEC Coated Rotor 604-21021 is engineered for reliable braking performance on Kia Sorento models. This vented disc brake rotor is designed to meet the specific requirements of your vehicle, ensuring consistent stopping power and durability.

• Compatible with Kia Sorento vehicles
• Part number 604-21021 for precise identification
• Vented rotor design for improved heat dissipation
• Nominal thickness of 20 mm and discard thickness of 18.4 mm
• Outside diameter of 315 mm and inside diameter of 96.3 mm
• Five bolt holes with a diameter of 12.5 mm
• Rotor height of 87.6 mm

Detailed Specifications and Features

This disc brake rotor features a vented design that helps reduce heat buildup during braking, which is critical for maintaining brake performance and preventing warping. The rotor measures 315 mm in outside diameter and 96.3 mm inside diameter, with a height of 87.6 mm. It includes five bolt holes, each with a diameter of 12.5 mm, ensuring a secure fit on the Kia Sorento. The nominal thickness is 20 mm, with a discard thickness of 18.4 mm, indicating when the rotor should be replaced to maintain safe braking conditions.

About the DFC GEOSPEC Coated Rotor Product Line

The DFC GEOSPEC Coated Rotor line by Dynamite Friction focuses on providing rotors with protective coatings that help resist corrosion and extend rotor life. This coating is particularly beneficial for vehicles like the Kia Sorento that may be exposed to varying weather conditions. The 604-21021 rotor combines this coating with a vented design to optimize both durability and thermal management.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Kia Sorento models
• Improves braking consistency by reducing heat-related fade
• Addresses rotor corrosion issues with protective coating
• Restores proper rotor thickness for safe braking performance
• Ensures secure fitment with correct bolt hole pattern and size

Installation Notes and Tips

When installing the Dynamite Friction 604-21021 rotor, ensure the rotor surface is clean and free of debris before mounting. Verify the bolt hole alignment matches the Kia Sorento hub assembly. It is recommended to replace brake pads simultaneously to maintain optimal braking efficiency. Check rotor thickness regularly and replace when it reaches the discard thickness of 18.4 mm.

Quality Assurance and Warranty

Dynamite Friction manufactures the 604-21021 rotor to meet industry standards for safety and performance. The DFC GEOSPEC Coated Rotor line includes corrosion-resistant coatings to enhance longevity. Please refer to Dynamite Friction’s warranty policy for specific coverage details related to defects and workmanship.