Dynamite Friction 604-27039 Disc Brake Rotor - Rear

Overview of the Dynamite Friction DFC GEOSPEC Coated Rotor

The Dynamite Friction DFC GEOSPEC Coated Rotor (part number 604-27039) is engineered for reliable braking performance on Volvo XC90 models. This vented disc brake rotor is designed to meet the specific requirements of your vehicle, ensuring consistent stopping power and durability.

• Nominal thickness: 20 mm
• Discard thickness: 18 mm
• Outside diameter: 308 mm
• Inside diameter: 68 mm
• Bolt hole diameter: 16.8 mm
• Bolt hole quantity: 5
• Height: 64.8 mm
• Vented rotor design for improved heat dissipation

Detailed Product Specifications

This disc brake rotor features a nominal thickness of 20 mm with a discard thickness of 18 mm, providing a clear threshold for safe replacement. The rotor’s outside diameter measures 308 mm, while the inside diameter is 68 mm, dimensions that align precisely with Volvo XC90 brake system requirements. It includes five bolt holes, each with a diameter of 16.8 mm, ensuring secure mounting. The rotor height is 64.8 mm, and its vented design helps reduce heat buildup during braking, which can improve rotor longevity and braking consistency.

About the DFC GEOSPEC Coated Rotor Line

The DFC GEOSPEC Coated Rotor line by Dynamite Friction offers rotors with a protective coating designed to resist corrosion and extend service life. This coating helps maintain rotor integrity under various driving conditions, making it a suitable choice for Volvo XC90 owners seeking a balance between performance and durability. The 604-27039 rotor is part of this line, combining vented rotor technology with corrosion resistance.

Applications and Problem Solving

• Replacement for worn or warped rotors on Volvo XC90 vehicles
• Improves braking performance by maintaining proper thickness and heat dissipation
• Addresses brake noise and vibration caused by uneven rotor surfaces
• Helps prevent rotor corrosion and rust buildup
• Supports safe braking under normal and demanding driving conditions

Installation Notes and Tips

When installing the Dynamite Friction 604-27039 rotor on a Volvo XC90, ensure the rotor surface is clean and free of debris before mounting. Verify that the bolt holes align correctly with the vehicle hub and torque bolts to manufacturer specifications. It is recommended to replace brake pads simultaneously to optimize braking performance. Check rotor thickness regularly and replace once it reaches the discard thickness of 18 mm.

Quality Assurance and Warranty

Dynamite Friction manufactures the DFC GEOSPEC Coated Rotor to meet industry standards for safety and durability. While specific warranty details for part number 604-27039 should be confirmed with the supplier, Dynamite Friction products typically come with a limited warranty against manufacturing defects. Proper installation and maintenance are essential to ensure product longevity and performance.