Dynamite Friction 604-31140 Disc Brake Rotor - Rear

Overview of Dynamite Friction DFC GEOSPEC Coated Rotor 604-31140

The Dynamite Friction DFC GEOSPEC Coated Rotor 604-31140 is engineered for BMW X3 models requiring reliable braking performance. This vented disc brake rotor offers precise dimensions to ensure proper fit and function on your vehicle.

• Nominal thickness: 22 mm
• Discard thickness: 20.4 mm
• Outside diameter: 320 mm
• Inside diameter: 75 mm
• Bolt hole diameter: 16.6 mm
• Bolt hole quantity: 5
• Height: 79.7 mm
• Vented rotor design for heat dissipation

Details on the DFC GEOSPEC Coated Rotor Product Line

The DFC GEOSPEC Coated Rotor line by Dynamite Friction focuses on rotors with specialized coatings designed to resist corrosion and extend rotor life. This coating helps maintain braking efficiency and surface integrity under various driving conditions. The 604-31140 rotor benefits from this coating, making it suitable for BMW X3 vehicles that demand consistent braking performance.

Technical Description and Specifications

This disc brake rotor features a vented design with an outside diameter of 320 mm and an inside diameter of 75 mm, optimized for heat dissipation during braking. The nominal thickness of 22 mm ensures structural integrity, while the discard thickness of 20.4 mm indicates the minimum safe thickness before replacement is necessary. The rotor includes five bolt holes with a diameter of 16.6 mm, matching the BMW X3 bolt pattern. The rotor height measures 79.7 mm, ensuring compatibility with the vehicle's caliper assembly.

Applications and Problem Solving

• Replacement for worn or warped rotors on BMW X3 models
• Improves braking consistency and reduces brake fade
• Addresses rotor corrosion issues with coated surface
• Restores proper rotor thickness for safe braking
• Compatible with vented rotor brake systems requiring 5-bolt patterns

Installation Notes and Tips

• Verify rotor dimensions against existing parts before installation
• Ensure bolt hole alignment matches BMW X3 specifications
• Inspect caliper and brake pads for wear during rotor replacement
• Follow manufacturer torque specifications for bolt tightening
• Perform a brake system test after installation to confirm proper function

Quality Assurance and Warranty

Dynamite Friction rotors, including the 604-31140, are manufactured to meet OEM standards for fit and performance. The DFC GEOSPEC Coated Rotor line includes corrosion-resistant coatings to enhance durability. Warranty coverage details should be confirmed with the point of purchase or manufacturer documentation.