Centric 320.45088F Disc Brake Rotor - Front

Centric GCX Front Brake Rotor for Mazda

The Centric GCX Elemental Protection Disc Brake Rotor, part number 320.45088F, is a front vented rotor built for select Mazda applications. It combines a fully coated disc finish with a coated hat to help resist corrosion on exposed surfaces while maintaining a smooth braking surface.

Key Features

• Part number 320.45088F from Centric GCX Elemental Protection Disc Brake Rotors - Full Coating
• Fits front brake positions on select Mazda CX-3 and Mazda 3 applications
• Fully coated disc finish with coated hat finish
• Vented rotor design with straight vane construction
• Smooth surface type for consistent pad contact
• 280 mm outside diameter with 25.0 mm nominal thickness
• 5-lug pattern with 114.3 mm bolt circle diameter
• Floating disc mounting and 50 OEM vane count

Product Details

Centric GCX Elemental Protection Disc Brake Rotors - Full Coating are built for corrosion resistance on the rotor hat and disc surfaces, making them a practical choice for daily-driven vehicles exposed to moisture, road salt, and seasonal weather changes. This rotor measures 279.8 mm in outside diameter, 25.0 mm nominal thickness, and 23.0 mm discard thickness, with a 68.1 mm center hole diameter and 141.6 mm hat ID. The vented, straight-vane design supports heat management during repeated braking, while the smooth friction surface helps maintain even pad contact. Part number 320.45088F is a direct front rotor application for Mazda CX-3 and Mazda 3 platforms listed below.

Vehicle Fitment

• Fits 2016-2022 Mazda CX-3, front
• Fits 2014-2018 Mazda 3, front; 280mm front disc
• Fits 2014-2016 Mazda 3 Sport, front; 280mm front disc

Common Brake Issues This Rotor Can Address

• Front rotor rust on exposed braking surfaces
• Brake pulsation caused by worn or heat-affected rotors
• Reduced braking consistency from uneven rotor wear
• Noise from rotor surface irregularities
• Service replacement for worn front disc brake rotors

Installation Notes

Verify rotor diameter, center hole, bolt circle, and front brake configuration before installation. This rotor uses a 5-lug, 114.3 mm bolt circle pattern and is listed for front applications only. Inspect pads, calipers, and hub surfaces during service to confirm proper rotor seating and braking performance. Part number 320.45088F should be matched to the vehicle’s front brake specification, including the 280 mm front disc note where listed.

Quality Assurance

Centric GCX Elemental Protection rotors are engineered with full coating coverage and application-specific dimensions for the listed Mazda fitments. The coated finish and vented construction support long-term service in corrosion-prone conditions while maintaining OE-style fitment characteristics for the specified vehicles.