Dynamite Friction 633-31103L Disc Brake Rotor - Front Left

Overview of Dynamite Friction DFC Brake Rotor

The Dynamite Friction DFC Brake Rotor - Drilled and Slotted - Black (part number 633-31103L) is engineered for BMW 528i and 528i xDrive models. This vented disc brake rotor features a directional, slotted, and drilled surface designed to enhance braking performance and heat dissipation.

• Compatible with BMW 528i and 528i xDrive
• Part Number: 633-31103L
• Vented disc brake rotor with drilled and slotted surface
• Nominal thickness: 24 mm; discard thickness: 22.4 mm
• Overall diameter: 330 mm; height: 66.2 mm
• Directional brake surface for optimized performance
• Zinc black hat finish with rust-resistant coating
• 5 bolt holes with 16.6 mm diameter and 120 mm bolt circle diameter

Detailed Product Description

This DFC Brake Rotor - Drilled and Slotted - Black from Dynamite Friction is designed to meet the braking demands of BMW 528i and 528i xDrive vehicles. The rotor features a vented design that improves airflow and heat dissipation, reducing the risk of brake fade during extended use. The drilled and slotted surface enhances water and debris evacuation, maintaining consistent braking performance in various driving conditions.

The rotor's nominal thickness is 24 mm, with a discard thickness of 22.4 mm, ensuring durability and safety throughout its service life. The directional surface pattern is engineered to optimize braking efficiency and pad bite. The zinc black hat finish provides corrosion resistance, complemented by an overall rust-resistant coating to extend rotor longevity.

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 holes and slots with a corrosion-resistant black zinc finish. This product line is designed to offer improved heat dissipation and braking consistency while maintaining durability through protective coatings. The 633-31103L rotor is a representative model within this line, tailored specifically for select BMW applications.

Applications and Problem Solving

• Reduces brake fade caused by overheating during aggressive driving
• Improves wet weather braking by channeling water away from the rotor surface
• Minimizes brake dust buildup for cleaner rotor and pad contact
• Prevents rust and corrosion to extend rotor service life
• Maintains consistent braking performance under heavy load or towing conditions

Installation Notes and Tips

• Ensure rotor thickness is above discard thickness (22.4 mm) before installation
• Verify compatibility with BMW 528i and 528i xDrive models
• Use proper torque specifications for the 5 bolt holes (16.6 mm diameter, 120 mm bolt circle)
• Inspect brake pads for wear and replace if necessary to ensure optimal rotor performance
• Clean rotor surface before installation to remove any protective coatings or residues

Quality Assurance

Dynamite Friction manufactures the 633-31103L rotor to meet industry standards for safety and performance. The rust-resistant zinc black hat finish and protective coatings contribute to long-term durability. Please consult product documentation or contact Dynamite Friction for specific warranty details related to this rotor.