Centric 320.40047F Disc Brake Rotor - Rear

Overview of Centric GCX Elemental Protection Disc Brake Rotor

The Centric GCX Elemental Protection Disc Brake Rotor - Full Coating (part number 320.40047F) is engineered for Acura TL models, providing reliable braking performance with enhanced corrosion resistance. Designed as a solid, fully coated rotor, it offers durability and consistent stopping power for your vehicle.

• Compatible with Acura TL
• Part Number: 320.40047F
• Solid disc brake rotor with smooth surface finish
• Fully coated disc and hat for corrosion protection
• Nominal thickness: 0.354 inches (9.000 mm)
• Discard thickness: 0.295 inches (7.500 mm)
• Outside diameter: 11.122 inches (282.500 mm)
• Overall height: 2.307 inches (58.600 mm)
• 5 stud/lug holes with 0.496 inch (12.600 mm) diameter
• Center hole diameter: 2.520 inches (64.000 mm)

Product Line Details: Centric GCX Elemental Protection Disc Brake Rotors - Full Coating

The Centric GCX Elemental Protection Disc Brake Rotors - Full Coating line focuses on providing rotors with a full protective coating on both the disc and hat surfaces. This coating helps prevent rust and corrosion, extending the rotor's service life and maintaining consistent braking performance. This product line is designed to meet or exceed OEM specifications, making it a suitable replacement for Acura TL vehicles requiring solid rotors with enhanced elemental protection.

Technical Description and Specifications

This solid disc brake rotor features a smooth surface type optimized for consistent pad contact and braking efficiency. The nominal thickness of 0.354 inches (9.000 mm) ensures structural integrity, while the discard thickness of 0.295 inches (7.500 mm) indicates the minimum safe thickness before replacement is necessary. The rotor's outside diameter measures 11.122 inches (282.500 mm), and the overall height is 2.307 inches (58.600 mm), matching Acura TL factory specifications. The rotor includes five stud/lug holes with a diameter of 0.496 inches (12.600 mm) arranged on a 4.500 inch (114.300 mm) bolt circle diameter. The center hole diameter is 2.520 inches (64.000 mm). This rotor does not include an ABS tone ring or bearings.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Acura TL
• Addresses rotor corrosion and rust issues due to full coating
• Resolves brake pulsation caused by uneven rotor surfaces
• Improves braking consistency and pad wear with smooth surface finish
• Suitable for vehicles requiring solid rotors without venting

Installation Notes and Tips

• Ensure rotor thickness is above discard thickness before installation
• Clean mounting surface to prevent rotor runout
• Torque lug nuts to manufacturer specifications for Acura TL
• Check compatibility with existing brake pads and hardware
• Verify rotor orientation and proper fit on hub assembly

Quality Assurance and Warranty

Centric rotors are manufactured to meet or exceed OEM standards for fit, form, and function. The full coating on the disc and hat surfaces provides enhanced corrosion resistance, contributing to longer service life. While specific warranty details are not provided here, Centric typically offers limited warranties covering defects in materials and workmanship. Always consult product documentation or manufacturer resources for exact warranty terms.