Centric 120.45070 Disc Brake Rotor - Front

Overview of Centric Premium Disc Brake Rotor 120.45070

The Centric Premium Disc Brake Rotor 120.45070 is engineered for precise fitment on Mazda RX-8 models. Designed to meet OEM specifications, this vented rotor ensures reliable braking performance and durability under various driving conditions.

• Compatible with Mazda RX-8 vehicles
• Part number 120.45070 for exact replacement
• Vented disc design for improved heat dissipation
• Coated hat finish to resist corrosion
• Floating mounting type with 5 bolt holes
• Nominal thickness of 0.945 inches (24 mm)
• Outside diameter of 11.929 inches (303 mm)
• Overall height of 1.772 inches (45 mm)

Product Features and Specifications

This Centric Premium Disc Brake Rotor features a vented design that enhances cooling efficiency, reducing the risk of brake fade during extended use. The rotor has a nominal thickness of 0.945 inches (24 mm) and a discard thickness of 0.866 inches (22 mm), ensuring it meets safety and performance standards. The hat is coated to provide corrosion resistance, extending the rotor's service life. With a 5-bolt hole pattern and a mounting bolt hole circle diameter of 114.3 mm (4.5 inches), it offers a precise fit for the Mazda RX-8. The rotor's floating mounting type allows for slight movement to accommodate thermal expansion and improve braking consistency.

About Centric Premium Disc Brake Rotors

The Centric Premium Disc Brake Rotors line is designed to provide a balance of quality and value for replacement brake components. These rotors are manufactured to meet or exceed OEM specifications, featuring smooth surfaces and vented construction to optimize braking performance. The 120.45070 rotor is part of this line, offering Mazda RX-8 owners a reliable option for maintaining their vehicle's braking system with components engineered for durability and consistent operation.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Mazda RX-8
• Addresses brake pulsation caused by uneven rotor surfaces
• Improves heat dissipation to reduce brake fade during heavy use
• Restores proper rotor thickness for safe braking performance
• Prevents corrosion-related rotor damage with coated hat finish

Installation Notes and Tips

Ensure the rotor is installed on a clean, debris-free hub surface to maintain proper alignment. Verify the rotor thickness before installation; replace if below the discard thickness of 0.866 inches (22 mm). Use the correct torque specifications for the 5 mounting bolts to avoid warping. Since this rotor does not include bearings or an ABS tone ring, confirm compatibility with your vehicle’s existing components. Proper bedding-in of new rotors and pads is recommended to achieve optimal braking performance.

Quality Assurance and Warranty

Centric Premium Disc Brake Rotors are manufactured to meet strict quality standards, ensuring consistent performance and durability. The 120.45070 rotor undergoes rigorous testing to comply with OEM specifications. While specific warranty details are not provided here, Centric typically offers limited warranties covering defects in materials and workmanship. Consult product documentation or manufacturer resources for exact warranty terms.