Centric 120.45089 Disc Brake Rotor - Rear

Overview of Centric Premium Disc Brake Rotor 120.45089

The Centric Premium Disc Brake Rotor 120.45089 is engineered for reliable braking performance on Mazda CX-3 models. Designed as a solid, smooth-surface rotor, it provides consistent stopping power and durability for everyday driving conditions.

• Compatible with Mazda CX-3 vehicles
• Part number: 120.45089
• Solid disc brake rotor with smooth surface
• Coated hat finish for corrosion resistance
• 5 bolt holes with 114.3 mm bolt circle diameter
• Nominal thickness of 9.5 mm and discard thickness of 7.5 mm
• Overall diameter of 281 mm (11.063 inches)
• Center hole diameter of 68 mm (2.677 inches)
• Floating disc mounting design

Product Details and Specifications

This Centric Premium Disc Brake Rotor features a solid rotor design with a smooth braking surface, optimized for consistent pad contact and heat dissipation. The rotor has a nominal thickness of 9.5 mm and a discard thickness of 7.5 mm, ensuring safe replacement intervals. The hat section is coated to resist corrosion, extending the rotor's service life. With an outside diameter of 281 mm and a 5-lug bolt pattern on a 114.3 mm bolt circle diameter, this rotor fits securely on Mazda CX-3 models requiring part number 120.45089. The center hole diameter measures 68 mm, matching the hub specifications for proper alignment. The floating disc mounting design helps accommodate thermal expansion and reduces stress on the rotor during braking.

About Centric Premium Disc Brake Rotors

The Centric Premium Disc Brake Rotors line is designed to meet or exceed OEM specifications for fit, form, and function. This product line focuses on delivering rotors with precise machining, balanced construction, and protective coatings to enhance durability and performance. The 120.45089 rotor is part of this line, offering Mazda CX-3 owners a reliable replacement option that maintains factory braking characteristics.

Common Applications and Problem Solving

• Replacement for worn or warped rotors causing brake pulsation
• Addressing rotor thickness below manufacturer discard limits
• Resolving noise or vibration issues related to rotor surface imperfections
• Upgrading corroded or rusted rotors to coated finish for longer life
• Ensuring proper fitment for Mazda CX-3 brake system maintenance

Installation Notes and Tips

• Verify rotor thickness before installation; replace if below 7.5 mm discard thickness
• Clean hub surface and mounting area to ensure proper rotor seating
• Torque lug nuts to manufacturer specifications for 5-lug pattern
• Check for ABS sensor clearance as this rotor does not include an ABS tone ring
• Inspect brake pads and replace if worn to maintain optimal braking performance

Quality Assurance and Warranty

Centric Premium Disc Brake Rotors are manufactured to meet strict quality standards, ensuring consistent performance and durability. While specific warranty details for part number 120.45089 should be confirmed with the supplier, Centric typically offers limited warranties covering defects in materials and workmanship. Proper installation and maintenance are essential to maximize rotor lifespan and safety.