Dynamite Friction 633-31143R Disc Brake Rotor - Rear Right

Overview of Dynamite Friction DFC Brake Rotor

The Dynamite Friction DFC Brake Rotor - Drilled and Slotted - Black (part number 633-31143R) is engineered for BMW X5 and X6 models. This vented disc brake rotor features a directional, slotted and drilled surface designed to enhance braking performance and heat dissipation.

• Compatible with BMW X5 and X6 models
• Directional, slotted and drilled surface for improved brake response
• Vented rotor design for efficient heat dissipation
• Black zinc-coated hat finish for corrosion resistance
• Nominal thickness of 20 mm with discard thickness at 18.4 mm
• 5 bolt holes with 16.6 mm diameter and 120 mm bolt circle diameter
• Overall diameter of 320 mm and height approximately 78.8 mm

Detailed Product Description

The DFC Brake Rotor - Drilled and Slotted - Black from Dynamite Friction is a vented disc brake rotor specifically designed for BMW X5 and X6 vehicles. Its directional surface combines drilled holes and slots to help reduce brake fade by allowing gases and debris to escape, improving overall braking efficiency. The rotor's vented construction promotes better airflow, which aids in heat dissipation during heavy braking conditions.

The rotor features a nominal thickness of 20 mm and a discard thickness of 18.4 mm, ensuring durability and safety throughout its service life. The hat section is finished with a zinc black coating to resist rust and corrosion, extending the rotor's longevity. With a 320 mm outside diameter and 5 bolt holes sized at 16.6 mm diameter on a 120 mm bolt circle, this rotor matches the OEM specifications for a precise fit.

DFC Brake Rotor - Drilled and Slotted - Black Product Line

The DFC Brake Rotor - Drilled and Slotted - Black line by Dynamite Friction focuses on rotors that combine drilled and slotted surfaces with corrosion-resistant finishes. This product line is designed to provide enhanced braking performance and durability for specific vehicle applications, including the BMW X5 and X6. The black zinc coating on the hat area offers additional protection against rust, making these rotors suitable for various driving conditions.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on BMW X5 and X6
• Improves brake cooling to reduce fade during aggressive driving
• Helps eliminate brake noise caused by glazing or uneven wear
• Addresses rust and corrosion issues on rotor hats
• Restores braking performance compromised by surface damage

Installation Notes and Tips

• Ensure rotor thickness is above discard thickness (18.4 mm) before installation
• Clean mounting surface to prevent uneven rotor seating
• Torque bolts to manufacturer specifications for secure fitment
• Check compatibility with existing brake pads and calipers
• Perform a proper bed-in procedure after installation for optimal performance

Quality Assurance

Dynamite Friction manufactures the 633-31143R rotor to meet or exceed OEM standards for fit, form, and function. The rust-resistant zinc black coating on the hat and the vented rotor design contribute to long service life and consistent braking performance. Warranty information is available through the manufacturer and should be confirmed at the time of purchase.