Dynamite Friction 631-45013R Disc Brake Rotor - Rear Right

Overview of Dynamite Friction DFC Brake Rotor

The Dynamite Friction DFC Brake Rotor - Drilled and Slotted - Silver (part number 631-45013R) is engineered for reliable braking performance on Buick DTS and Cadillac Lucerne models. This solid disc brake rotor features a directional, drilled and slotted surface designed to enhance heat dissipation and maintain consistent stopping power.

• Compatible with Buick DTS and Cadillac Lucerne
• Part Number: 631-45013R
• Solid disc rotor with drilled and slotted surface
• Nominal thickness: 12 mm; discard thickness: 10.5 mm
• Overall diameter: 292 mm; height: 50.7 mm
• Zinc silver hat finish with rust-resistant coating
• 5 bolt holes with 14.3 mm diameter and 115 mm bolt circle diameter
• Directional brake surface for optimized performance

Product Line Details: DFC Brake Rotor - Drilled and Slotted - Silver

The DFC Brake Rotor - Drilled and Slotted - Silver line by Dynamite Friction focuses on rotors that combine drilled holes and slots to improve brake pad bite and reduce heat buildup. The silver zinc coating on the hat area provides corrosion resistance, extending rotor life. This product line is designed to meet the demands of drivers seeking enhanced braking performance and durability on compatible Buick and Cadillac vehicles.

Technical Specifications and Features

This rotor is a solid type with a nominal thickness of 12 mm and a discard thickness of 10.5 mm, ensuring safe replacement intervals. The rotor’s outside diameter measures 292 mm, with an overall height of 50.7 mm. It features a plain disc finish with a zinc silver hat finish that includes a rust-resistant coating to protect against corrosion. The drilled and slotted surface is directional, which helps channel away gases and debris, improving braking efficiency. The rotor has 5 bolt holes, each 14.3 mm in diameter, arranged on a 115 mm bolt circle diameter, matching the stud/lug hole pattern for secure fitment.

Applications and Problem Solving

• Replacement rotor for worn or warped brake rotors on Buick DTS and Cadillac Lucerne
• Improves heat dissipation to reduce brake fade during heavy braking
• Helps prevent brake pad glazing by maintaining a clean rotor surface
• Reduces rust and corrosion with zinc silver coating for longer service life
• Directional design aids in consistent braking performance under various conditions

Installation Notes and Tips

Ensure the rotor thickness is above the discard thickness of 10.5 mm before installation. Clean the rotor surface to remove any protective coatings or contaminants prior to mounting. Verify bolt hole alignment with the vehicle’s hub using the 5-bolt, 115 mm bolt circle pattern. Proper torque specifications should be followed to avoid rotor warping. Directional rotors must be installed with the correct rotation direction for optimal performance.

Quality Assurance

Dynamite Friction manufactures this rotor to meet OEM specifications for fit and function on Buick DTS and Cadillac Lucerne models. The rust-resistant zinc silver coating and precision machining contribute to durability and consistent braking performance. Warranty information is not specified for this part number 631-45013R; please consult the manufacturer or distributor for details.