Centric 320.45053F Disc Brake Rotor - Front

Overview of Centric GCX Elemental Protection Disc Brake Rotors

The Centric GCX Elemental Protection Disc Brake Rotor (Part Number 320.45053F) is engineered for reliable braking performance on Mazda Millenia and MPV models. Featuring a full coating finish, this rotor offers enhanced corrosion resistance and durability for long-term use.

• Full coating on disc and hat for superior rust protection
• Vented rotor design for improved heat dissipation
• Floating disc mounting for better rotor alignment
• Compatible with Mazda Millenia and MPV vehicles
• Nominal thickness of 1.102 inches (28.000 mm) with discard thickness at 1.024 inches (26.000 mm)
• Outside diameter of 10.776 inches (273.700 mm)
• 5 lug holes with 0.512 inch (13.000 mm) diameter
• Smooth surface finish for consistent braking contact

Product Line Details: Centric GCX Elemental Protection Disc Brake Rotors - Full Coating

The Centric GCX Elemental Protection Disc Brake Rotors - Full Coating line is designed to provide enhanced protection against corrosion through a complete coating process on both the rotor disc and hat. This full coating helps extend rotor life, especially in environments prone to moisture and road salt exposure. The vented design and floating disc mounting contribute to effective heat management and rotor stability, making this product line suitable for drivers seeking dependable braking components for their Mazda Millenia or MPV.

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 1.102 inches (28.000 mm) and a discard thickness of 1.024 inches (26.000 mm), ensuring clear service limits for safe operation. The overall height measures 2.008 inches (51.000 mm), and the rotor includes five lug holes with a diameter of 0.512 inches (13.000 mm) arranged on a 4.500 inch (114.300 mm) bolt circle diameter. The center hole diameter is 2.839 inches (72.100 mm), and the rotor weighs approximately 16.5 lbs (7.5 kgs). The smooth surface finish supports consistent pad contact and braking performance.

Applications and Problem Solving

• Replacement for worn or warped rotors on Mazda Millenia and MPV models
• Addresses rotor corrosion and rust issues with full coating protection
• Improves heat dissipation to reduce brake fade during extended use
• Restores proper rotor thickness and surface finish for optimal braking
• Supports stable braking performance with floating disc mounting

Installation Notes and Tips

• Ensure rotor thickness is above discard thickness (1.024 inches) before installation
• Clean mounting surfaces to prevent uneven rotor seating
• Torque lug nuts to manufacturer specifications for Mazda Millenia or MPV
• Check compatibility with existing brake pads and hardware
• Inspect brake system components during installation for wear or damage

Quality Assurance and Warranty

Centric brake rotors are manufactured to meet or exceed OEM specifications for fit, form, and function. The full coating process provides additional corrosion resistance to extend rotor life. While specific warranty details for part number 320.45053F are not provided here, Centric typically offers limited warranties covering defects in materials and workmanship. Refer to Centric's official documentation for complete warranty information.