Dynamite Friction 631-45023L Disc Brake Rotor - Front Left

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

The Dynamite Friction DFC Brake Rotor - Drilled and Slotted - Silver (part number 631-45023L) is engineered for reliable braking performance on select Buick, Chevrolet, and GMC vehicles. Designed with a vented, directional surface, this rotor enhances heat dissipation and braking consistency for models like the Buick Envision and Chevrolet Equinox.

• Disc type: Vented, directional drilled and slotted surface
• Nominal thickness: 28 mm with discard thickness at 26 mm
• Overall diameter: 321 mm with 5 bolt holes (14 mm diameter)
• Hat finish: Zinc silver coating for corrosion resistance
• Rust resistant coating applied for extended durability
• Bolt circle diameter and stud/lug hole circle diameter: 115 mm

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 help evacuate gases and debris. This rotor’s zinc silver hat finish and rust resistant coating contribute to longer service life, making it suitable for vehicles requiring consistent braking under varied conditions. The vented design further aids in heat management, reducing the risk of brake fade.

Technical Specifications and Features

This disc brake rotor features a nominal thickness of 28 mm and a discard thickness of 26 mm, ensuring it meets safety standards for wear limits. The rotor’s 321 mm outside diameter and 45.8 mm overall height are designed to match the braking system requirements of Buick Envision, Chevrolet Equinox, GMC Terrain, and other compatible models. The 5-bolt hole pattern with 14 mm diameter holes and a 115 mm bolt circle diameter ensures proper fitment and secure mounting. The directional slotted and drilled surface improves braking performance by enhancing pad contact and heat dissipation.

Compatible Vehicles and Applications

• Buick Envision
• Chevrolet Equinox
• GMC Terrain
• Buick LaCrosse
• Buick Regal Sportback and Regal TourX

This rotor is designed to address common braking issues such as brake fade, uneven pad wear, and overheating during extended use.

Installation Notes and Tips

• Ensure rotor thickness is above discard thickness (26 mm) before installation
• Clean mounting surface to prevent runout and vibration
• Use proper torque specifications for the 5 lug bolts (14 mm diameter)
• Check compatibility with vehicle’s brake caliper and hardware

Quality Assurance and Warranty

Dynamite Friction manufactures this rotor with rust resistant coatings and zinc silver hat finish to enhance durability and corrosion resistance. While specific warranty details are not provided, the rotor meets industry standards for thickness and fitment, ensuring reliable performance for compatible Buick, Chevrolet, and GMC models.