Centric 120.45083 Disc Brake Rotor - Rear

Reliable Disc Brake Rotor for Mazda CX-5 and CX-30

The Centric Premium Disc Brake Rotor 120.45083 is engineered to provide consistent braking performance for Mazda CX-5 and CX-30 models. Designed with precision and durability in mind, this rotor meets exact OEM specifications to ensure a proper fit and reliable stopping power.

• Compatible with Mazda CX-5 and CX-30 vehicles
• Part number: 120.45083
• Solid disc rotor with smooth surface finish
• Coated hat finish for corrosion resistance
• 5 bolt holes with 114.3 mm bolt circle diameter
• Nominal thickness of 10.0 mm and discard thickness of 8.0 mm
• Overall diameter of 302.4 mm (11.906 inches)
• Center hole diameter of 68.0 mm (2.677 inches)
• Floating disc mounting design

About Centric Premium Disc Brake Rotors

The Centric Premium Disc Brake Rotors line is designed to offer a balance of quality and value for replacement brake components. These rotors feature a coated hat finish to resist rust and corrosion, extending the service life of the rotor. The smooth surface type and solid rotor design provide consistent braking performance suitable for daily driving conditions. This product line is engineered to meet or exceed OEM standards, making it a reliable choice for maintaining the braking system on Mazda CX-5 and CX-30 vehicles.

Product Specifications and Features

This disc brake rotor has a nominal thickness of 10.0 mm and a discard thickness of 8.0 mm, ensuring it can be resurfaced or replaced at the appropriate wear limits. The rotor measures 302.4 mm in outside diameter and 39.6 mm in overall height. It includes 5 bolt holes arranged on a 114.3 mm bolt circle diameter, compatible with the specified Mazda models. The rotor’s hat is coated to protect against corrosion, and the floating disc mounting design helps accommodate thermal expansion and reduce stress during braking. The smooth surface finish supports even pad wear and consistent braking response.

Common Issues Addressed by This Rotor

• Brake pulsation or vibration due to warped rotors
• Reduced braking efficiency from worn or thin rotors
• Corrosion and rust buildup on rotor surfaces
• Uneven brake pad wear caused by surface irregularities
• Noise or squealing related to damaged or uneven rotors

Installation Notes and Tips

When installing the Centric Premium Disc Brake Rotor 120.45083, ensure the rotor surface is clean and free of any protective coatings or debris. Verify the rotor thickness before installation to confirm it meets minimum specifications. Use proper torque settings on the 5 mounting bolts arranged on the 114.3 mm bolt circle diameter. It is recommended to replace brake pads simultaneously to ensure optimal braking performance. This rotor does not include bearings or an ABS tone ring, so verify compatibility with your vehicle’s braking system.

Quality Assurance and Warranty

Centric Premium Disc Brake Rotors are manufactured to meet or exceed OEM standards for fit, form, and function. The coated hat finish provides enhanced corrosion resistance to extend rotor life. While specific warranty details are not provided here, Centric products typically come with a limited warranty against defects in materials and workmanship. Always consult product documentation or the manufacturer for complete warranty information.