Dynamite Friction 631-54118L Disc Brake Rotor - Front Left

Overview of Dynamite Friction DFC Brake Rotor

The Dynamite Friction DFC Brake Rotor - Drilled and Slotted - Silver (part number 631-54118L) is engineered for reliable braking performance on Ford trucks and vans. Designed specifically for models like the Ford E-250 Econoline, E-350 Econoline, F-250, and F-350, this rotor offers enhanced heat dissipation and consistent stopping power.

• Part Number: 631-54118L
• Disc Type: Vented, drilled and slotted surface
• Nominal Thickness: 31.6 mm with a discard thickness of 30 mm
• Rust Resistant Zinc Silver Hat Finish
• Directional brake surface for optimized performance
• 8 bolt holes with 9/16-18 diameter and 165.1 mm bolt circle diameter
• Outside Diameter: 319 mm; Overall Height: 142.6 mm

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

The DFC Brake Rotor - Drilled and Slotted - Silver is part of Dynamite Friction’s DFC product line, which focuses on delivering rotors with enhanced cooling and braking efficiency. The drilled and slotted design helps to reduce brake fade by allowing gases and heat to escape, while the vented rotor construction improves airflow. The zinc silver hat finish provides corrosion resistance, extending rotor life in demanding conditions.

Technical Specifications and Compatibility

This disc brake rotor features a nominal thickness of 31.6 mm and a discard thickness of 30 mm, ensuring safe replacement intervals. The rotor’s 8 bolt holes with a 9/16-18 diameter and a 165.1 mm bolt circle diameter match the factory specifications for Ford E-250 Econoline, E-350 Econoline, E-250 Econoline Club Wagon, E-350 Econoline Club Wagon, F-250, and F-350 models. The directional slotted and drilled surface is designed to optimize braking performance and maintain consistent pad contact.

Applications and Problem Solving

• Reduces brake fade during heavy-duty towing or hauling
• Improves heat dissipation for extended rotor and pad life
• Minimizes rust and corrosion with zinc silver coating
• Restores braking performance on Ford E-250 and F-350 trucks
• Addresses uneven pad wear and brake noise issues

Installation Notes and Tips

Ensure the rotor is installed on compatible Ford models listed in the fitment section. Verify the bolt hole pattern and rotor dimensions before installation. The directional drilled and slotted surface should be oriented according to the rotation direction indicated on the rotor. Always measure rotor thickness before installation to confirm it meets or exceeds the discard thickness of 30 mm.

Quality Assurance and Warranty

Dynamite Friction manufactures the DFC Brake Rotor - Drilled and Slotted - Silver to meet or exceed OEM standards for durability and performance. The rust-resistant zinc silver hat finish helps maintain rotor integrity over time. Please refer to Dynamite Friction’s warranty policy for specific coverage details related to this part number 631-54118L.