Dynamite Friction 631-48043R Disc Brake Rotor - Rear Right

Overview of Dynamite Friction DFC Brake Rotor

The Dynamite Friction DFC Brake Rotor - Drilled and Slotted - Silver (part number 631-48043R) is engineered for reliable braking performance on heavy-duty Chevrolet and GMC trucks. Designed specifically for models like the Chevrolet Silverado 3500 and GMC Sierra 3500, this vented disc brake rotor offers enhanced heat dissipation and consistent stopping power.

• Disc type: Vented, drilled, and slotted for improved cooling and debris removal
• Nominal thickness: 30 mm with a discard thickness of 28.5 mm
• Overall diameter: 325 mm with an overall height of 131.5 mm
• Directional brake surface with zinc silver hat finish and rust-resistant coating
• Eight bolt holes with 16.4 mm diameter and 165.1 mm bolt circle diameter

Details on the DFC Brake Rotor - Drilled and Slotted - Silver Line

The DFC Brake Rotor - Drilled and Slotted - Silver line from Dynamite Friction focuses on rotors that combine drilled holes and precision slots to optimize brake pad contact and heat dissipation. This product line is designed to reduce brake fade and maintain consistent braking performance under demanding conditions, making it suitable for heavy-duty trucks like the Chevrolet Express 3500 and GMC Savana 3500.

Technical Specifications and Features

This disc brake rotor features a vented design that allows air to flow through the rotor, reducing heat buildup during braking. The drilled and slotted surface improves water and debris evacuation, which helps maintain effective braking in wet or harsh environments. The rotor’s nominal thickness is 30 mm, with a discard thickness of 28.5 mm, ensuring a clear service life indicator. The zinc silver hat finish provides corrosion resistance, complemented by an overall rust-resistant coating to extend rotor durability. The rotor is directional, meaning it is designed to rotate in a specific direction for optimal performance. It includes eight bolt holes with a diameter of 16.4 mm and a bolt circle diameter of 165.1 mm, matching the factory specifications for compatible Chevrolet and GMC models.

Compatible Vehicles and Applications

• Chevrolet Express 3500
• GMC Savana 3500
• Chevrolet Silverado 3500 and Silverado 3500 HD
• GMC Sierra 3500, Sierra 3500 Classic, and Sierra 3500 HD

This rotor is intended for use in heavy-duty applications where reliable braking and heat management are critical.

Installation Notes and Tips

• Ensure the rotor is installed with the directional surface rotating correctly according to the vehicle’s forward motion.
• Verify bolt hole alignment and torque specifications match the vehicle manufacturer’s recommendations.
• Inspect brake pads and calipers for wear or damage before installation to ensure optimal performance.
• Clean the rotor surface of any protective coatings or residues before mounting.

Quality Assurance and Warranty

Dynamite Friction manufactures this rotor with rust-resistant coatings and zinc silver hat finishes to enhance durability and corrosion resistance. While specific warranty details are not provided, Dynamite Friction products typically meet or exceed OEM standards for fit and function, ensuring dependable performance on Chevrolet and GMC heavy-duty trucks.