Centric 320.34093H Disc Brake Rotor - Front

Overview of Centric GCX Elemental Protection Disc Brake Rotors

The Centric GCX Elemental Protection Disc Brake Rotor (Part Number 320.34093H) is engineered for BMW models including the 335d, 335i, 335is, 335i xDrive, 335xi, and X1. 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 straight vane style for efficient cooling
• Floating disc mounting for better rotor alignment and reduced noise
• Compatible with 5 lug/stud holes and 120 mm bolt circle diameter

Product Line Details: Centric GCX Elemental Protection Disc Brake Rotors

The Centric GCX Elemental Protection Disc Brake Rotors - Full Coating, High Carbon Content line focuses on delivering rotors with comprehensive corrosion resistance through a fully coated disc and hat finish. The high carbon content enhances rotor strength and heat management, making these rotors suitable for demanding driving conditions. This product line is designed to maintain braking efficiency and rotor longevity, especially for BMW vehicles requiring precise fitment and performance.

Technical Specifications and Features

This disc brake rotor features a nominal thickness of 1.177 inches (29.9 mm) and a discard thickness of 1.118 inches (28.4 mm), ensuring a solid service life before replacement is necessary. The rotor has an outside diameter of 13.701 inches (348 mm) and an overall height of 2.886 inches (73.3 mm). It includes a smooth surface type and a vented design with straight vanes to optimize heat dissipation during braking. The rotor mounts with a floating disc system and includes one miscellaneous hole for alignment or sensor purposes. It is designed for vehicles with a 5-stud lug pattern, 0.575 inch (14.6 mm) stud diameter, and a 120 mm mounting bolt hole circle diameter. The center hole diameter measures 3.106 inches (78.9 mm).

Applications and Problem Solving

• Replacement for worn or warped rotors on BMW 335d, 335i, 335is, 335i xDrive, 335xi, and X1 models
• Addresses rotor corrosion and rust issues with full coating protection
• Improves braking consistency by reducing heat-related rotor distortion
• Reduces brake noise and vibration through floating disc mounting
• Maintains proper rotor thickness and performance with high carbon content material

Installation Notes and Tips

• Ensure rotor discard thickness is checked before installation to confirm suitability
• Use proper torque specifications for the 5-lug mounting pattern with 120 mm bolt circle diameter
• Verify compatibility with vehicle ABS systems as this rotor does not include an ABS tone ring
• Inspect brake pads and calipers during rotor replacement for optimal braking performance
• Clean mounting surfaces and apply anti-seize compound to prevent corrosion on hub contact areas

Quality Assurance and Warranty

Centric rotors are manufactured to meet or exceed OEM specifications for fit, form, and function. The full coating process provides enhanced corrosion resistance, extending rotor 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 the manufacturer for exact warranty terms.