Centric 121.44184 Disc Brake Rotor - Front Left

Overview of Centric C-TEK Standard Disc Brake Rotor 121.44184

The Centric C-TEK Standard Disc Brake Rotor 121.44184 is engineered for reliable braking performance on select Lexus models. Designed as a vented rotor with a smooth surface, it provides consistent stopping power and heat dissipation for vehicles such as the Lexus GS300, GS350, GS450h, IS200t, IS300, IS350, RC200t, RC300, and RC350.

• Vented disc brake rotor with curved vane style for improved cooling
• Nominal thickness of 1.181 inches (30.000 mm) and discard thickness of 1.063 inches (27.000 mm)
• Overall height of 2.008 inches (51.000 mm) and outside diameter of 13.150 inches (334.000 mm)
• Floating disc mounting design with 5 lug holes (0.571 inches / 14.500 mm diameter)
• Center hole diameter of 2.441 inches (62.000 mm) and mounting bolt hole circle diameter of 4.500 inches (114.300 mm)
• Weight approximately 26.1 lbs (11.84 kgs)
• ABS tone ring not included; bearings not included

About the C-TEK Standard Disc Brake Rotors Line

The C-TEK Standard Disc Brake Rotors line by Centric offers rotors designed to meet or exceed OEM specifications for fit, form, and function. This product line focuses on providing dependable braking components with precise dimensions and quality materials. The 121.44184 rotor maintains the exacting standards expected for Lexus vehicles, ensuring compatibility and consistent performance without unnecessary features such as ABS tone rings or included bearings.

Detailed Product Description

This Centric disc brake rotor features a vented design with curved vanes that enhance airflow and heat dissipation during braking, reducing the risk of brake fade. The smooth surface finish supports even pad contact and wear. With a nominal thickness of 1.181 inches and a discard thickness of 1.063 inches, this rotor provides a clear service life indicator. The floating disc mounting style allows for slight movement to accommodate thermal expansion and improve rotor longevity. The rotor’s dimensions, including a 13.150-inch outside diameter and 2.008-inch overall height, are engineered specifically for the listed Lexus models to ensure proper fitment and braking efficiency.

Compatible Vehicles and Common Applications

• Replacement rotor for Lexus GS300, GS350, GS450h
• Suitable for Lexus IS200t, IS300, IS350 models
• Compatible with Lexus RC200t, RC300, RC350
• Ideal for addressing rotor wear, vibration, or noise issues
• Used when rotor thickness falls below discard specifications

Installation Notes and Tips

• Verify rotor thickness before installation to ensure it meets minimum discard thickness
• Clean rotor surface to remove any protective coatings or debris prior to mounting
• Check compatibility with existing brake pads and hardware
• Torque lug nuts to manufacturer specifications to avoid rotor warping
• Inspect related components such as bearings and calipers during installation

Quality Assurance and Warranty

Centric C-TEK Standard Disc Brake Rotors are manufactured to meet strict quality control standards, ensuring consistent performance and durability. While specific warranty details for part number 121.44184 are not provided here, Centric typically offers limited warranties covering defects in materials and workmanship. It is recommended to consult the product documentation or Centric directly for warranty terms applicable to this rotor.