Dynamite Friction 830-31104L Disc Brake Rotor - Rear Left

High-Performance Brake Rotor for BMW 5 Series

The Dynamite Friction DFC Geoperformance Rotor - Drilled and Slotted (Part Number 830-31104L) is engineered to provide reliable braking performance for select BMW models. Designed specifically for BMW 528i, 528i xDrive, 535d, 535d xDrive, 535i, 535i xDrive, and ActiveHybrid 5 vehicles, this vented disc brake rotor offers enhanced heat dissipation and consistent stopping power.

Key Features of the DFC Geoperformance Rotor

• Nominal thickness of 20 mm with a discard thickness of 18.4 mm for durability
• Directional slotted and drilled surface to improve brake pad bite and reduce heat buildup
• Vented rotor design for efficient cooling during heavy braking
• Plain disc finish combined with a Geospec silver grey hat finish for corrosion resistance
• Rust resistant coating to extend rotor life
• 5 bolt holes with a 16.6 mm diameter and 120 mm bolt circle diameter
• Overall diameter of 330 mm and height of 69.1 mm for precise fitment
• Center hole diameter of 75 mm ensuring proper alignment

About the DFC Geoperformance Rotor - Drilled and Slotted Line

The DFC Geoperformance Rotor - Drilled and Slotted line by Dynamite Friction focuses on delivering rotors that balance performance and durability. Featuring a directional surface with both drilled holes and slots, these rotors are designed to improve brake pad contact, reduce gas and dust buildup, and enhance heat dissipation. This product line is tailored for drivers seeking reliable braking performance under varied driving conditions, particularly for BMW 5 Series models.

Applications and Problem Solving

• Compatible with BMW 528i, 528i xDrive, 535d, 535d xDrive, 535i, 535i xDrive, and ActiveHybrid 5 models
• Helps reduce brake fade during extended or aggressive braking
• Minimizes rotor warping caused by excessive heat
• Improves braking response and pad bite with slotted and drilled surface
• Protects against rust and corrosion for longer rotor lifespan

Installation Notes and Tips

Ensure the rotor is installed on vehicles with matching bolt pattern and dimensions. The 5-lug, 120 mm bolt circle diameter and 16.6 mm bolt hole diameter must correspond to the vehicle specifications. Proper cleaning of the rotor surface before installation is recommended to remove any protective coatings. Always torque lug nuts to manufacturer specifications to avoid rotor damage.

Quality Assurance and Warranty

Dynamite Friction manufactures the 830-31104L rotor to meet strict quality standards, including rust resistant coatings and precise machining for fitment accuracy. While specific warranty details are not provided, Dynamite Friction products typically adhere to industry standards for durability and performance.