Centric 320.39046H 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 offer reliable braking performance for Volvo XC60 vehicles. Designed with a fully coated finish and high carbon content, these rotors provide enhanced durability and corrosion resistance.

• Part Number: 320.39046H
• Compatible with Volvo XC60 models
• 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: 1.181 inches (30.000 mm)
• Discard thickness: 1.102 inches (28.000 mm)
• Outside diameter: 12.913 inches (328.000 mm)
• Overall height: 2.047 inches (52.000 mm)
• Floating disc mounting and smooth surface finish
• 5 lug holes with 0.622 inch (15.800 mm) diameter

Product Line Details

The Centric GCX Elemental Protection Disc Brake Rotors - Full Coating, High Carbon Content line focuses on delivering rotors with enhanced corrosion resistance and thermal performance. The full coating on both the disc and hat surfaces helps protect against rust and extends rotor life, while the high carbon content improves heat management during braking. This product line is engineered to meet or exceed OE specifications, making it suitable for maintaining the braking integrity of your Volvo XC60.

Technical Specifications and Features

This vented disc brake rotor features a straight vane design that promotes effective heat dissipation, reducing the risk of brake fade during extended use. The rotor has a nominal thickness of 1.181 inches (30.000 mm) and a discard thickness of 1.102 inches (28.000 mm), ensuring safe replacement intervals. The outside diameter measures 12.913 inches (328.000 mm), with an overall height of 2.047 inches (52.000 mm). The rotor mounts using a floating disc system and includes five lug holes with a diameter of 0.622 inches (15.800 mm), compatible with Volvo XC60 wheel specifications. The smooth surface finish supports consistent pad contact and braking performance.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Volvo XC60 models
• Addresses brake noise and vibration issues caused by uneven rotor surfaces
• Helps reduce corrosion-related rotor damage in humid or salty environments
• Improves braking consistency and heat management during heavy use
• Suitable for restoring braking performance after rotor thinning or scoring

Installation Notes and Tips

Ensure the rotor thickness is above the discard thickness of 1.102 inches (28.000 mm) before installation. Clean the rotor surface to remove any protective coating residue before mounting. Verify compatibility with your Volvo XC60’s lug pattern and mounting specifications, including the 5-lug configuration and 108 mm bolt circle diameter. Proper torque specifications should be followed to avoid rotor warping. This rotor does not include bearings or ABS tone rings, so verify those components separately if required.

Quality Assurance and Warranty

Centric rotors are manufactured to meet or exceed OEM standards, ensuring reliable performance and durability. The full coating provides additional protection against corrosion, extending rotor service life. While specific warranty details are not provided here, Centric typically offers coverage against manufacturing defects. Refer to Centric’s official documentation for complete warranty information.