Dynamite Friction 631-74024L Disc Brake Rotor - Front Left

Overview of the DFC Brake Rotor for Volkswagen Passat

The Dynamite Friction DFC Brake Rotor - Drilled and Slotted - Silver (part number 631-74024L) is engineered specifically for Volkswagen Passat models. This vented disc brake rotor features a directional, slotted, and drilled surface designed to enhance braking performance and heat dissipation under demanding conditions.

• Compatible with Volkswagen Passat vehicles
• Part Number: 631-74024L
• Vented disc brake rotor with drilled and slotted surface
• Nominal thickness: 30 mm; discard thickness: 27 mm
• Outside diameter: 320 mm; overall height: 52.4 mm
• Rust resistant zinc silver hat finish with plain disc finish
• 5 bolt holes with 112 mm bolt circle diameter
• Directional brake surface for optimized performance

Detailed Product Features and Specifications

This DFC Brake Rotor - Drilled and Slotted - Silver is designed with a vented rotor type to improve airflow and reduce heat buildup during braking. The rotor measures 320 mm in outside diameter and 52.4 mm in overall height, providing a precise fit for Volkswagen Passat models. The rotor surface is both drilled and slotted, which helps to evacuate gases, dust, and water, maintaining consistent braking performance. The directional surface pattern is engineered to optimize brake pad contact and improve stopping power.

The rotor’s nominal thickness is 30 mm, with a discard thickness of 27 mm, ensuring safety and longevity by indicating when replacement is necessary. The zinc silver coating on the hat offers rust resistance, extending the rotor’s service life. The rotor features five bolt holes with a 112 mm bolt circle diameter, matching the Volkswagen Passat’s hub specifications. The center hole diameter is 68 mm, and the stud/lug hole diameter is 15.2 mm, ensuring proper alignment and fitment.

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

The DFC Brake Rotor - Drilled and Slotted - Silver line by Dynamite Friction focuses on rotors that combine drilled holes and slots with a corrosion-resistant finish. This product line is designed to provide enhanced heat dissipation and improved braking response, particularly for vehicles like the Volkswagen Passat that require reliable and consistent braking performance. The silver zinc coating on the rotor hat helps protect against rust, making these rotors suitable for various driving conditions.

Common Applications and Problem Solving

• Replacement for worn or warped brake rotors on Volkswagen Passat
• Improves heat dissipation to reduce brake fade during heavy braking
• Helps prevent brake pad glazing by evacuating dust and gases
• Addresses rust and corrosion issues with zinc silver coating
• Restores braking performance and pedal feel for safer driving

Installation Notes and Tips

Ensure the rotor is compatible with your specific Volkswagen Passat model year before installation. Clean the hub surface thoroughly to prevent rotor runout. Torque the five lug nuts evenly to the manufacturer’s specifications using a star pattern. Because this rotor features a directional surface, install it with the correct rotation direction as indicated on the rotor. Check rotor thickness before installation to confirm it meets the minimum discard thickness of 27 mm.

Quality Assurance and Warranty

Dynamite Friction manufactures the 631-74024L rotor to meet or exceed OEM specifications for Volkswagen Passat vehicles. The rust-resistant zinc silver finish and vented design contribute to durability and consistent braking performance. Warranty details are provided by the manufacturer and should be confirmed at the time of purchase.