Dynamite Friction 631-73025L Disc Brake Rotor - Rear Left

Overview of the DFC Brake Rotor for Audi TT Quattro

The Dynamite Friction DFC Brake Rotor - Drilled and Slotted - Silver (part number 631-73025L) is engineered specifically for the Audi TT Quattro. This solid disc brake rotor features a directional, slotted and drilled surface designed to enhance braking performance and heat dissipation under demanding conditions.

• Compatible with Audi TT Quattro models
• Part Number: 631-73025L
• Solid rotor with drilled and slotted surface
• Nominal thickness: 9 mm; discard thickness: 7 mm
• Rust resistant zinc silver hat finish
• 5 bolt holes with 100 mm bolt circle diameter
• Directional brake surface for optimized performance
• Overall diameter: 239 mm; height: 33.5 mm

Detailed Product Features and Specifications

This DFC Brake Rotor - Drilled and Slotted - Silver is a solid disc rotor measuring 239 mm in outside diameter and 33.5 mm in overall height. It has a nominal thickness of 9 mm and a discard thickness of 7 mm, ensuring reliable service life and clear replacement guidelines. The rotor features a directional surface with both drilled holes and slots, which help to reduce brake fade by improving heat dissipation and removing brake dust and gases from the contact surface.

The rotor’s hat is finished with a zinc silver coating that provides rust resistance, extending the rotor’s durability in various driving conditions. It includes five bolt holes arranged on a 100 mm bolt circle diameter, matching the Audi TT Quattro’s wheel hub specifications. The center hole diameter is 65 mm, and the stud/lug hole diameter is 15.75 mm, designed for precise fitment.

About the DFC Brake Rotor - Drilled and Slotted - Silver Product Line

The DFC Brake Rotor - Drilled and Slotted - Silver line from Dynamite Friction focuses on delivering rotors with enhanced cooling and braking efficiency through a combination of drilled holes and slots. This product line is designed to provide consistent braking performance while maintaining corrosion resistance with a zinc silver hat finish. These rotors are engineered for vehicles like the Audi TT Quattro that demand reliable stopping power and durability.

Common Applications and Problem Solving

• Replacement for worn or warped brake rotors on Audi TT Quattro
• Improves heat dissipation to reduce brake fade during spirited driving
• Helps prevent brake dust buildup for cleaner braking surfaces
• Addresses rust and corrosion issues with zinc silver coating
• Maintains consistent braking performance with directional slotted and drilled design

Installation Notes and Tips

Ensure the rotor thickness is above the discard thickness of 7 mm before installation. Clean the hub surface thoroughly to prevent uneven rotor mounting. Use proper torque specifications for the 5 bolt holes on the 100 mm bolt circle diameter. Verify the directional rotor is installed with the correct rotation direction for optimal performance. No additional hardware is included, so reuse or replace mounting components as needed.

Quality Assurance and Warranty

Dynamite Friction manufactures the 631-73025L rotor to meet OEM specifications for the Audi TT Quattro. The rust resistant zinc silver finish and solid rotor construction contribute to long service life. Warranty details are provided by the manufacturer and should be confirmed at the time of purchase.