Centric 320.34046F Disc Brake Rotor - Rear

Overview of Centric GCX Elemental Protection Disc Brake Rotors

The Centric GCX Elemental Protection Disc Brake Rotor 320.34046F is engineered for reliable braking performance on select BMW models. Designed with a full coating, this vented rotor offers enhanced corrosion resistance and durability for vehicles like the BMW 525i, 528i, 530i, and 540i.

• Full coating on disc and hat for corrosion protection
• Vented rotor design for improved heat dissipation
• Nominal thickness of 0.787 inches (20.000 mm)
• Discard thickness at 0.724 inches (18.400 mm)
• Overall height of 2.402 inches (61.000 mm)
• Outside diameter measuring 11.732 inches (298.000 mm)
• Five stud/lug holes with 0.575 inch (14.600 mm) diameter
• Smooth surface finish for consistent pad contact
• Floating center mount with one miscellaneous hole and straight vane style
• Weight approximately 13.6 lbs (6.18 kgs)

Detailed Product Description

This Centric GCX Elemental Protection Disc Brake Rotor 320.34046F features a fully coated disc and hat finish that helps prevent rust and corrosion, extending the rotor's service life. The vented design with straight vanes enhances airflow, reducing heat buildup during braking to maintain consistent performance. With a nominal thickness of 0.787 inches and a discard thickness of 0.724 inches, this rotor meets OEM specifications for thickness and wear limits. The smooth surface finish ensures even brake pad contact, minimizing noise and vibration. The rotor's overall height is 2.402 inches, and it has an outside diameter of 11.732 inches, making it compatible with the braking system of BMW 525i, 528i, 530i, and 540i models. The mounting bolt hole circle diameter is 4.724 inches with five lug holes, providing secure fitment. This rotor does not include an ABS tone ring or bearings.

Compatible Vehicles and Applications

• BMW 525i
• BMW 528i
• BMW 530i
• BMW 540i

This rotor is designed to replace worn or damaged disc brake rotors on the above BMW models, restoring braking efficiency and safety.

Common Issues Addressed by This Rotor

• Brake rotor warping causing vibration during braking
• Corrosion and rust buildup reducing rotor lifespan
• Uneven brake pad wear due to surface irregularities
• Overheating from insufficient heat dissipation
• Noise and pulsation during braking

Installation Notes and Tips

Ensure the rotor thickness is within the nominal and discard limits before installation. Clean the hub surface to prevent rotor runout. Use proper torque specifications for the five lug nuts to secure the rotor. This rotor does not include bearings or ABS tone rings, so verify compatibility with your vehicle's braking system. It is recommended to replace brake pads simultaneously for optimal performance.

Quality Assurance and Warranty

Centric GCX Elemental Protection Disc Brake Rotors are manufactured to meet or exceed OEM standards. The full coating process provides enhanced corrosion resistance, contributing to longer service life. While specific warranty details are not provided here, Centric products typically come with a limited warranty against defects in materials and workmanship. Consult the product documentation or manufacturer for exact warranty terms.