Centric 120.44166 Disc Brake Rotor - Rear

Overview of Centric Premium Disc Brake Rotor 120.44166

The Centric Premium Disc Brake Rotor 120.44166 is engineered for reliable braking performance on select Lexus and Toyota models. Designed as a solid, smooth-surface rotor, it offers consistent stopping power and durability for vehicles like the Toyota Highlander, RX350, RX450h, and Sienna.

• Compatible with Lexus and Toyota Highlander, RX350, RX450h, and Sienna models
• Part number: 120.44166
• Solid disc brake rotor with smooth surface finish
• Coated hat finish for corrosion resistance
• 5 bolt holes with 114.3 mm bolt circle diameter
• Nominal thickness approximately 10 mm, discard thickness 8.5 mm
• Outside diameter of 309 mm (12.165 inches)
• Center hole diameter of 62 mm (2.441 inches)

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 precise fitment and quality materials, ensuring consistent braking performance and longevity. The 120.44166 rotor features a coated hat finish to resist rust and corrosion, maintaining structural integrity over time. Its solid rotor design and smooth surface type provide stable braking without the complexity of vented rotors, suitable for the specified Lexus and Toyota models.

Technical Specifications and Features

This disc brake rotor measures 309 mm in outside diameter and has a nominal thickness of 10 mm, with a discard thickness of 8.5 mm, indicating when replacement is necessary. The rotor includes five bolt holes arranged on a 114.3 mm bolt circle diameter, compatible with the wheel hub of the specified vehicles. The hat section is coated to protect against corrosion, and the rotor surface is smooth, designed for consistent pad contact and braking efficiency. The overall height is approximately 62.7 mm, and the center hole diameter is 62 mm, ensuring proper hub fitment. This rotor does not include an ABS tone ring or bearings.

Common Applications and Problem Solving

• Replacement for worn or warped rotors causing brake pulsation
• Addressing rotor thickness below discard limits to maintain safe braking
• Resolving noise or vibration issues related to rotor surface imperfections
• Upgrading to OEM-equivalent rotors for Lexus RX350 or Toyota Highlander
• Ensuring proper rotor fitment for Toyota Sienna brake system maintenance

Installation Notes and Tips

• Verify rotor thickness before installation; replace if below 8.5 mm discard thickness
• Ensure proper cleaning of rotor surface and hub mounting area to prevent uneven wear
• Use correct torque specifications for the 5 lug bolts on the 114.3 mm bolt circle
• Check compatibility with brake pads and calipers specific to Lexus and Toyota models
• Inspect wheel bearings and related components during rotor replacement

Quality Assurance and Warranty

Centric Premium Disc Brake Rotors are manufactured to meet or exceed OEM standards, providing reliable braking performance. The 120.44166 rotor undergoes strict quality control to ensure dimensional accuracy and material integrity. While specific warranty details are not provided here, Centric typically offers coverage against defects in materials and workmanship. It is recommended to consult product documentation or authorized sources for exact warranty terms.