Centric 120.45101 Disc Brake Rotor - Front

Reliable Disc Brake Rotor for Mazda 3

The Centric Premium Disc Brake Rotor 120.45101 is engineered to meet the braking demands of Mazda 3 vehicles. Designed with precision, this vented rotor ensures consistent performance and durability for everyday driving conditions.

• Compatible with Mazda 3 models
• Vented disc brake rotor design for improved heat dissipation
• Coated hat finish to resist corrosion
• Nominal thickness of 0.984 inches (25.000 mm) with discard thickness at 0.906 inches (23.000 mm)
• Overall height of 1.830 inches (46.500 mm) and outside diameter of 11.023 inches (280.000 mm)
• Floating disc mounting style with 5 lug holes (0.515 inches / 13.100 mm diameter)
• Smooth surface type for consistent pad contact

About 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 quality materials and precise manufacturing processes to provide reliable braking performance. The 120.45101 rotor features a vented design with broken vanes to optimize cooling and reduce brake fade, making it suitable for Mazda 3 drivers seeking dependable replacement parts.

Product Details and Specifications

This disc brake rotor has a nominal thickness of 0.984 inches (25.000 mm) and a discard thickness of 0.906 inches (23.000 mm), ensuring it meets safety standards for wear limits. The rotor's vented design includes 49 broken vanes that enhance airflow and heat dissipation during braking. The coated hat finish helps protect against rust and corrosion, extending the rotor's service life. With an overall height of 1.830 inches (46.500 mm) and an outside diameter of 11.023 inches (280.000 mm), this rotor fits precisely on Mazda 3 models requiring a 5-lug bolt pattern with a 4.500 inch (114.300 mm) bolt circle diameter.

Common Issues Addressed by This Rotor

• Brake rotor warping due to heat buildup
• Reduced braking efficiency from worn or thin rotors
• Corrosion and rust on rotor surfaces
• Brake noise caused by uneven rotor wear
• Vibration or pulsation during braking

Installation Notes and Tips

Ensure the rotor thickness is above the discard thickness of 0.906 inches (23.000 mm) before installation. Clean the rotor surface to remove any protective coating or debris prior to mounting. Verify the 5-lug bolt pattern and 4.500 inch (114.300 mm) bolt circle diameter match your Mazda 3 specifications. This rotor does not include bearings or an ABS tone ring, so confirm compatibility with your vehicle's braking system components.

Quality Assurance and Warranty

Centric Premium Disc Brake Rotors are manufactured to meet strict quality standards and OEM specifications. While specific warranty details for part number 120.45101 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.