Centric 320.40066H Disc Brake Rotor - Front

Overview of Centric GCX Elemental Protection Disc Brake Rotors

The Centric GCX Elemental Protection Disc Brake Rotors - Full Coating, High Carbon Content provide reliable braking performance for Acura RL models. Designed with a fully coated finish and high carbon content, these rotors offer enhanced durability and corrosion resistance.

• Part Number: 320.40066H
• Compatible with Acura RL vehicles
• Fully coated disc and hat finish for corrosion protection
• High carbon content for improved heat dissipation and wear resistance
• Vented rotor design with straight vane style for efficient cooling
• Nominal thickness: 1.102 inches (28.000 mm)
• Outside diameter: 12.559 inches (319.000 mm)
• Mounting bolt hole circle diameter: 4.724 inches (120.000 mm) with 5 lug holes
• Floating disc mounting with 4 miscellaneous holes
• Weight approximately 18.5 lbs (8.41 kgs)

Detailed Product Description

This Centric GCX Elemental Protection Disc Brake Rotor (part number 320.40066H) is engineered specifically for Acura RL models, ensuring precise fitment and optimal braking performance. The rotor features a fully coated disc and hat finish that protects against rust and corrosion, extending the service life of the component. Its high carbon content enhances thermal conductivity and reduces the risk of warping under heavy braking conditions.

The rotor is vented with a straight vane design, which promotes effective heat dissipation during braking, helping to maintain consistent stopping power. With a nominal thickness of 1.102 inches and a discard thickness of 1.024 inches, this rotor meets strict specifications for safe operation. The floating disc mounting and 5-lug hole pattern with a 4.724-inch bolt circle diameter ensure secure installation on compatible Acura RL vehicles.

Centric GCX Elemental Protection Product Line

The Centric GCX Elemental Protection Disc Brake Rotors - Full Coating, High Carbon Content line focuses on delivering rotors with enhanced corrosion resistance and durability. The full coating on both the disc and hat surfaces protects against environmental elements, while the high carbon content improves rotor strength and heat management. This product line is designed to meet or exceed OEM specifications, making it suitable for drivers seeking reliable replacement rotors for their Acura RL.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Acura RL models
• Addresses brake noise caused by uneven rotor surfaces
• Improves braking consistency by reducing heat-related fade
• Prevents rust and corrosion that can lead to premature rotor failure
• Restores proper rotor thickness for safe braking performance

Installation Notes and Tips

• Ensure compatibility with Acura RL before installation
• Check rotor thickness and discard limits during replacement
• Clean mounting surfaces to prevent uneven rotor seating
• Torque lug nuts to manufacturer specifications for secure fitment
• Inspect brake pads and replace if worn to optimize rotor lifespan

Quality Assurance and Warranty

Centric rotors are manufactured to meet or exceed OEM standards, ensuring reliable performance and durability. The high carbon content and full coating contribute to extended rotor life and resistance to common issues such as warping and corrosion. While specific warranty details are not provided here, Centric typically offers coverage against defects in materials and workmanship. Refer to Centric's official documentation for complete warranty information.