Dynamite Friction 633-31114R Disc Brake Rotor - Rear Right

Overview of Dynamite Friction DFC Brake Rotor

The Dynamite Friction DFC Brake Rotor - Drilled and Slotted - Black (part number 633-31114R) is engineered for precision braking performance on select BMW models. Designed with a vented, directional surface, this rotor enhances heat dissipation and braking consistency for vehicles such as the BMW 330i xDrive and 435i Gran Coupe.

• Vented disc brake rotor with drilled and slotted surface
• Directional brake surface for optimized performance
• Rust-resistant zinc black hat finish
• Nominal thickness of 24 mm with discard thickness at 22.4 mm
• Fits BMW models with 5 lug holes and 120 mm bolt circle diameter
• Outside diameter of 345 mm and overall height of 66.2 mm
• Plain disc finish with zinc black coated hat for corrosion resistance

Detailed Product Features and Specifications

This Dynamite Friction DFC Brake Rotor features a vented design that improves airflow to reduce heat buildup during braking, which helps maintain consistent stopping power. The rotor surface is both drilled and slotted, allowing for efficient gas and dust evacuation, reducing brake fade and improving pad bite. The directional surface pattern is engineered to optimize braking performance and rotor longevity.

The rotor’s nominal thickness is 24 mm, with a discard thickness of 22.4 mm, ensuring a clear service life indicator for safe replacement. The zinc black coating on the hat provides rust resistance, extending the rotor’s durability in various driving conditions. With a 345 mm outside diameter and 66.2 mm overall height, this rotor is designed to meet the exact specifications required for compatible BMW models.

Compatible BMW Models and Applications

• BMW 230i and 230i xDrive
• BMW 328d xDrive, 328i, and 328i xDrive
• BMW 330i xDrive and 335i variants
• BMW 340i and 340i xDrive
• BMW 428i, 428i Gran Coupe, and 428i xDrive
• BMW 430i and 430i xDrive
• BMW 435i, 435i Gran Coupe, and 435i xDrive Gran Coupe
• BMW 440i, 440i Gran Coupe, and 440i xDrive Gran Coupe
• BMW ActiveHybrid 3
• BMW M240i and M240i xDrive

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 on the hat. This product line is designed to provide enhanced heat dissipation and improved braking response while maintaining durability against rust and wear. The drilled and slotted surface pattern is directional, which supports consistent braking performance across a range of BMW vehicles.

Common Issues Addressed by This Rotor

• Brake fade caused by excessive heat buildup during aggressive driving
• Uneven pad wear due to poor rotor surface design
• Corrosion and rust on rotor hats reducing service life
• Reduced braking efficiency from gas and dust accumulation
• Vibration or noise caused by warped or worn rotors

Installation Notes and Tips

Ensure the rotor is installed on compatible BMW models with a 5-lug, 120 mm bolt circle pattern. Verify the rotor thickness before installation; replace if below the discard thickness of 22.4 mm. Clean the rotor surface to remove any protective coatings or debris before mounting. Proper torque specifications should be followed for lug nuts to avoid rotor warping. Directional rotors must be installed with the correct rotation direction as indicated by the surface pattern.

Quality Assurance and Warranty

Dynamite Friction manufactures the 633-31114R rotor to meet OEM specifications for fit and function. The rust-resistant zinc black finish on the hat enhances durability in various environments. While specific warranty details are not provided, Dynamite Friction products typically adhere to industry standards for quality and reliability. Always consult product documentation or the manufacturer for warranty information.