Centric 120.45075 Disc Brake Rotor - Front

Overview of Centric Premium Disc Brake Rotor 120.45075

The Centric Premium Disc Brake Rotor 120.45075 is engineered for reliable braking performance on Mazda MX-5 and MX-5 Miata models. Designed with precision, this vented rotor offers consistent heat dissipation and smooth braking response for daily driving and spirited road use.

• Compatible with Mazda MX-5 and MX-5 Miata
• Part number 120.45075 for exact fitment
• Vented disc design for improved cooling
• Coated hat finish to resist corrosion
• Floating mounting type for enhanced rotor alignment
• 5 bolt holes with 114.3 mm bolt circle diameter
• Nominal thickness of 22 mm and discard thickness of 20 mm
• Outside diameter of 289.7 mm (11.406 inches)
• Smooth surface type for consistent pad contact

Product Line Details: Centric Premium Disc Brake Rotors

The Centric Premium Disc Brake Rotors line focuses on delivering rotors that meet or exceed OEM specifications. This product line emphasizes durability and performance with features such as vented rotor construction and corrosion-resistant coatings. The 120.45075 rotor benefits from these design elements, ensuring it maintains structural integrity and braking efficiency over time.

Technical Specifications and Features

This disc brake rotor features a vented design that promotes effective heat dissipation, reducing the risk of brake fade during extended use. The rotor has a nominal thickness of 22 mm and a discard thickness of 20 mm, indicating when replacement is necessary to maintain safe braking performance. The coated hat finish helps protect against rust and corrosion, extending the rotor's service life. With a 5-lug bolt pattern and a 114.3 mm mounting bolt hole circle diameter, this rotor fits securely on compatible Mazda MX-5 and MX-5 Miata wheel hubs. The floating mounting type allows for slight movement to accommodate thermal expansion and improve rotor alignment.

Applications and Problem Solving

• Replacement for worn or warped rotors on Mazda MX-5 and MX-5 Miata
• Addresses brake noise caused by uneven rotor surfaces
• Improves braking consistency by restoring proper rotor thickness
• Helps reduce brake fade during prolonged or aggressive driving
• Prevents corrosion-related rotor damage with coated hat finish

Installation Notes and Tips

• Ensure rotor thickness is above discard thickness (20 mm) before installation
• Clean mounting surfaces to prevent uneven rotor seating
• Torque lug nuts to manufacturer specifications for secure fitment
• Check compatibility with ABS systems; this rotor does not include an ABS tone ring
• Inspect brake pads and replace if worn to optimize rotor performance

Quality Assurance and Warranty

Centric Premium Disc Brake Rotors are manufactured to meet strict quality standards, ensuring reliable performance and durability. While specific warranty details for part number 120.45075 are not provided here, Centric typically offers limited warranties covering defects in materials and workmanship. It is recommended to consult product documentation or the manufacturer for exact warranty terms.