Dynamite Friction 631-47037R Disc Brake Rotor - Front Right

Reliable Brake Performance for Chevrolet Cobalt and HHR

The Dynamite Friction DFC Brake Rotor - Drilled and Slotted - Silver (part number 631-47037R) is engineered to provide consistent braking performance for Chevrolet Cobalt and HHR models. Designed with vented construction and a directional surface, this rotor helps maintain optimal heat dissipation and braking efficiency under various driving conditions.

• Disc type: Vented disc brake rotor with drilled and slotted surface
• Nominal thickness: 25.7 mm with a discard thickness of 24 mm
• Overall diameter: 315.5 mm, suitable for specific Chevrolet models
• Hat finish: Zinc silver coating for corrosion resistance
• Rust resistant coating applied to extend rotor life
• Bolt hole quantity: 5 with 14.3 mm diameter, bolt circle diameter 110 mm
• Directional brake surface designed for improved water and debris evacuation

About the DFC Brake Rotor - Drilled and Slotted - Silver Line

The DFC Brake Rotor - Drilled and Slotted - Silver line by Dynamite Friction focuses on rotors that combine drilled holes and precision slots to enhance braking response and reduce heat buildup. This product line is designed to meet the demands of drivers who require reliable stopping power and rotor durability, especially for vehicles like the Chevrolet Cobalt and HHR. The silver zinc coating adds an extra layer of protection against rust and corrosion, helping maintain rotor integrity over time.

Detailed Product Description

This disc brake rotor features a vented design that improves airflow to dissipate heat generated during braking, reducing the risk of brake fade. The drilled and slotted surface enhances pad bite and helps channel away water, dust, and gases, which can otherwise reduce braking efficiency. With a nominal thickness of 25.7 mm and a discard thickness of 24 mm, the rotor maintains structural integrity throughout its service life. The zinc silver hat finish and rust-resistant coating protect against corrosion, making it suitable for various driving environments. The rotor’s 5-bolt pattern with a 110 mm bolt circle diameter ensures proper fitment on Chevrolet Cobalt and HHR models.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Chevrolet Cobalt and HHR
• Improves braking performance in wet or dusty conditions
• Reduces brake fade during extended or aggressive braking
• Addresses rotor corrosion and surface rust issues
• Enhances overall brake system reliability and safety

Installation Notes and Tips

Ensure the rotor surface is clean and free of any protective coatings before installation. Verify the bolt hole pattern and diameter match your vehicle’s specifications. It is recommended to replace brake pads simultaneously to ensure optimal contact and performance. Proper torque specifications should be followed when mounting the rotor to avoid warping. Always inspect related brake components for wear or damage during installation.

Quality Assurance and Warranty

Dynamite Friction manufactures the 631-47037R rotor to meet or exceed OEM standards for fit, form, and function. The rust-resistant coating and zinc silver hat finish contribute to long-term durability. Warranty details are provided by the manufacturer and should be reviewed prior to purchase to understand coverage specifics.