Dynamite Friction 631-42008L Disc Brake Rotor - Rear Left

Overview of the DFC Brake Rotor - Drilled and Slotted - Silver

The Dynamite Friction DFC Brake Rotor - Drilled and Slotted - Silver (part number 631-42008L) is engineered for reliable braking performance on Dodge Durango and Jeep Grand Cherokee models. This vented disc brake rotor features a directional, slotted, and drilled surface designed to enhance heat dissipation and maintain consistent stopping power.

• Compatible with Dodge Durango and Jeep Grand Cherokee
• Part Number: 631-42008L
• Vented disc brake rotor with drilled and slotted surface
• Nominal thickness: 28 mm; discard thickness: 26 mm
• Overall diameter: 350 mm; height: 63.7 mm
• Directional brake surface for optimized performance
• Rust-resistant zinc silver hat finish with plain disc finish
• 5 bolt holes with 16.9 mm diameter and 127 mm bolt circle diameter

Detailed Product Features and Specifications

This DFC Brake Rotor - Drilled and Slotted - Silver is constructed with a vented design to improve airflow and reduce heat buildup during braking. The rotor's surface combines drilled holes and slots arranged directionally to help evacuate gases, dust, and water, which can improve brake pad contact and reduce brake fade. The rotor measures 350 mm in outside diameter and 63.7 mm in height, with a nominal thickness of 28 mm and a discard thickness of 26 mm, ensuring durability and longevity within specified wear limits.

The rotor features a rust-resistant zinc silver coating on the hat area to protect against corrosion, while the disc surface maintains a plain finish for consistent braking performance. It includes five bolt holes with a diameter of 16.9 mm and a bolt circle diameter of 127 mm, matching the stud/lug hole pattern for secure fitment on compatible vehicles.

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 and slotted surfaces with a vented rotor design. This product line is intended to provide enhanced heat dissipation and improved braking response for vehicles requiring reliable stopping power under various driving conditions. The silver zinc coating on the rotor hat offers additional rust resistance, extending the rotor's service life.

Applications and Problem Solving

• Compatible with Dodge Durango and Jeep Grand Cherokee models requiring vented, drilled, and slotted rotors
• Addresses brake fade caused by excessive heat buildup during heavy braking
• Helps reduce brake dust and gas buildup for improved pad contact
• Mitigates corrosion on rotor hats with rust-resistant coating
• Supports consistent braking performance in wet or adverse conditions

Installation Notes and Tips

Ensure the rotor is installed on vehicles matching the specified bolt pattern and dimensions. Verify the rotor thickness before installation; replace if below the discard thickness of 26 mm. Properly torque lug nuts to manufacturer specifications to avoid rotor warping. Directional rotors must be installed with the correct rotation direction for optimal performance.

Quality Assurance

Dynamite Friction manufactures the 631-42008L rotor to meet industry standards for durability and performance. The rust-resistant coating and vented design contribute to extended rotor life. Warranty information is available through the manufacturer and should be consulted for specific coverage details.