Centric 320.34115H Disc Brake Rotor - Front Right

Overview of Centric GCX Elemental Protection Disc Brake Rotor

The Centric GCX Elemental Protection Disc Brake Rotor (part number 320.34115H) is engineered for BMW 550i GT, 550i GT xDrive, 750i, 750i xDrive, 750Li, and 750Li xDrive models. Designed with a full coating and high carbon content, this rotor offers reliable braking performance and corrosion resistance.

• Full coating on disc and hat for enhanced corrosion protection
• High carbon content for improved heat dissipation and durability
• Vented rotor design with curved vanes for efficient cooling
• Floating disc mounting for better rotor alignment and reduced noise
• Compatible with 5-lug wheel setups with 120 mm bolt circle diameter
• Nominal thickness of 1.417 inches (36.000 mm) and discard thickness of 1.339 inches (34.000 mm)
• Outside diameter of 14.724 inches (374.000 mm) and overall height of 2.610 inches (66.300 mm)
• Smooth surface finish for consistent pad contact

Details on the Centric GCX Elemental Protection Disc Brake Rotors

This rotor is part of the Centric GCX Elemental Protection Disc Brake Rotors - Full Coating, High Carbon Content line, which focuses on providing rotors with a complete protective coating to resist rust and corrosion. The high carbon content enhances thermal conductivity and reduces the risk of warping under heavy braking conditions. The vented design with curved vanes improves airflow, helping maintain optimal operating temperatures during extended use. The floating disc mounting system allows for slight movement between the rotor and hub, which helps reduce noise and vibration while improving overall braking smoothness.

Compatible Vehicles and Applications

This disc brake rotor is specifically compatible with the following BMW models:

• BMW 550i GT and 550i GT xDrive
• BMW 750i and 750i xDrive
• BMW 750Li and 750Li xDrive

It is designed for vehicles equipped with 5-lug wheels and a 120 mm bolt circle diameter, ensuring proper fitment and secure installation.

Common Issues Addressed by This Rotor

• Brake rotor corrosion and rust buildup
• Warping or cracking due to heat stress
• Uneven brake pad wear caused by inconsistent rotor surface
• Brake noise and vibration from rotor misalignment
• Reduced braking performance from overheating

Installation Notes and Tips

• Ensure the rotor discard thickness of 1.339 inches (34.000 mm) is not exceeded before replacement
• Verify compatibility with your BMW 5-lug wheel setup and 120 mm bolt circle diameter
• Use proper torque specifications on mounting bolts to avoid rotor distortion
• Inspect brake pads and replace if worn to maintain optimal braking performance
• Clean rotor surface before installation to remove any protective coatings or contaminants

Quality Assurance and Warranty

Centric rotors are manufactured to meet or exceed OEM specifications, ensuring reliable performance and durability. The full coating on both the disc and hat provides extended corrosion resistance. While specific warranty details are not provided here, Centric typically offers limited warranties covering defects in materials and workmanship. Always consult product documentation or the manufacturer for exact warranty terms.