Centric 320.40046F Disc Brake Rotor - Front

Overview of Centric GCX Elemental Protection Disc Brake Rotors

The Centric GCX Elemental Protection Disc Brake Rotors - Full Coating provide reliable braking performance for Acura and Honda vehicles. Designed with a fully coated disc and hat finish, these rotors offer enhanced corrosion resistance and durability for models like the Accord, MDX, Pilot, and more.

• Part Number: 320.40046F
• Fully coated disc and hat finish for corrosion protection
• Vented rotor design with straight vane style for improved heat dissipation
• Nominal thickness: 1.102 inches (28.000 mm)
• Discard thickness: 1.024 inches (26.000 mm)
• Outside diameter: 11.811 inches (300.000 mm)
• Overall height: 1.858 inches (47.200 mm)
• Floating disc mounting with 5 lug holes (0.496 inches diameter)
• Smooth surface type for consistent braking

Detailed Product Description

This Centric GCX Elemental Protection Disc Brake Rotor (part number 320.40046F) is engineered for Acura and Honda vehicles including the Accord, CL, MDX, Odyssey, Pilot, TL, and TSX. The rotor features a fully coated disc and hat finish that helps prevent rust and corrosion, extending the rotor's service life. Its vented design with straight vanes promotes efficient heat dissipation, reducing the risk of brake fade during extended use. The rotor's smooth surface ensures even pad contact and consistent braking performance.

The rotor measures 11.811 inches (300 mm) in outside diameter with a nominal thickness of 1.102 inches (28 mm) and a discard thickness of 1.024 inches (26 mm). The overall height is 1.858 inches (47.2 mm), and it mounts using a floating disc system with a 5-lug hole pattern (each lug hole diameter is 0.496 inches or 12.6 mm) on a 4.5 inch (114.3 mm) bolt circle diameter. The center hole diameter is 2.524 inches (64.1 mm), and the rotor weighs approximately 18.76 lbs (8.53 kgs).

About the Centric GCX Elemental Protection Disc Brake Rotors - Full Coating Line

The Centric GCX Elemental Protection Disc Brake Rotors - Full Coating product line focuses on providing rotors with enhanced corrosion resistance through a full coating process. This coating covers both the disc and hat areas, helping to protect critical braking components from rust and environmental damage. This line is designed to meet or exceed OEM specifications, making it suitable for drivers seeking reliable replacement rotors for Acura and Honda models.

Common Applications and Issues Addressed

• Replacement for worn or warped rotors causing brake pulsation
• Corrosion damage on original rotors affecting braking efficiency
• Brake fade due to insufficient heat dissipation in vented rotors
• Uneven pad wear caused by rotor surface imperfections
• Noise or vibration issues related to rotor surface or mounting

Installation Notes and Tips

• Ensure rotor thickness is above discard thickness (1.024 inches) before installation
• Clean mounting surfaces to prevent uneven rotor seating
• Torque lug nuts to manufacturer specifications for proper fitment
• Check compatibility with ABS tone ring as this rotor does not include one
• Inspect brake pads and replace if worn to ensure optimal braking performance

Quality Assurance and Warranty

Centric rotors are manufactured to meet strict quality standards and OEM specifications. The full coating process provides added protection against corrosion, contributing to longer rotor life. While specific warranty details are not provided here, Centric typically offers coverage against defects in materials and workmanship. Always refer to the product packaging or manufacturer documentation for complete warranty information.