Centric 320.34108F 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 various BMW models. Designed with a fully coated disc and hat finish, these rotors offer enhanced corrosion resistance and durability for long-term use.

• Part Number: 320.34108F
• Fully coated disc and hat finish for corrosion protection
• Vented rotor design for improved heat dissipation
• Compatible with multiple BMW models including 220i, 328i, 330i, and X1
• Floating disc mounting with straight vane style
• Nominal thickness: 0.937 inches (23.8 mm)
• Outside diameter: 12.283 inches (312 mm)
• Stud/Lug hole quantity: 5 with 0.571 inch (14.5 mm) diameter

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 to resist rust and corrosion. This coating extends the rotor's service life and maintains a clean appearance, especially important for vehicles exposed to harsh weather conditions. The full coating on both the disc and hat ensures comprehensive protection, making these rotors suitable for BMW models requiring reliable braking components with enhanced durability.

Technical Specifications and Features

This disc brake rotor features a vented design with straight vanes to optimize airflow and heat dissipation during braking. The rotor has a nominal thickness of 0.937 inches (23.8 mm) and a discard thickness of 0.882 inches (22.4 mm), ensuring it meets OEM standards for safe operation. The overall height measures 2.898 inches (73.6 mm), and the outside diameter is 12.283 inches (312 mm). The rotor includes five stud/lug holes with a diameter of 0.571 inches (14.5 mm) and a mounting bolt hole circle diameter of 4.724 inches (120 mm). The floating disc mounting design allows for slight movement to reduce stress and improve braking performance.

Compatible BMW Models and Applications

• BMW 220i, 228i, 230i (including xDrive variants)
• BMW 320i, 323i, 325i, 328i, 328d (including xDrive and GT variants)
• BMW 330i (including xDrive and GT variants)
• BMW 428i, 430i (including Gran Coupe and xDrive variants)
• BMW X1

Common Issues Addressed by This Rotor

• Brake rotor corrosion and rust buildup
• Overheating and brake fade during extended use
• Uneven rotor wear causing vibration or noise
• Reduced braking efficiency due to worn or damaged rotors
• Compatibility issues with OEM brake systems on specified BMW models

Installation Notes and Tips

• Ensure rotor thickness is above discard thickness (0.882 inches) before installation
• Clean mounting surfaces to prevent uneven rotor seating
• Use proper torque specifications for lug nuts and mounting bolts
• Check for ABS tone ring compatibility; this rotor does not include an ABS tone ring
• Inspect brake pads and replace if worn to ensure optimal rotor performance

Quality Assurance and Warranty

Centric rotors are manufactured to meet or exceed OEM specifications, ensuring reliable performance and safety. The full coating process provides enhanced corrosion resistance, 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 manufacturer’s warranty documentation for complete terms.