Centric 121.44083 Disc Brake Rotor - Front

Overview of Centric C-TEK Standard Disc Brake Rotor 121.44083

The Centric C-TEK Standard Disc Brake Rotor 121.44083 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 like the Lexus GS300, IS300, and LS400.

• Compatible with Lexus GS300, GS400, GS430, IS300, LS400, SC300, SC400, SC430
• Part number: 121.44083
• Vented disc brake rotor with smooth surface finish
• Outside diameter: 295.9 mm (11.650 inches)
• Nominal thickness: 32.0 mm (1.260 inches), discard thickness: 30.0 mm (1.181 inches)
• Overall height: 50.8 mm (2.000 inches)
• Floating disc mounting with 5 lug holes (14.5 mm diameter)
• Weight approximately 9.45 kg (20.8 lbs)

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 vented rotors with smooth surfaces that ensure effective heat dissipation and consistent braking performance. The 121.44083 rotor is part of this line, delivering reliable stopping power for various Lexus models requiring precise fitment and durability.

Detailed Product Description

This Centric disc brake rotor features a vented design with straight vanes to optimize airflow and cooling during braking. The smooth surface type helps reduce brake pad wear and noise. With an outside diameter of 295.9 mm and a nominal thickness of 32.0 mm, this rotor maintains structural integrity under demanding conditions. The floating disc mounting style and 5 lug holes with a 114.3 mm bolt circle diameter ensure proper alignment and secure installation. The center hole diameter measures 62.0 mm, matching OEM specifications for the compatible Lexus models.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Lexus GS300, IS300, LS400, and related models
• Addresses brake pulsation caused by uneven rotor surfaces
• Improves heat dissipation to reduce brake fade during extended use
• Restores proper rotor thickness to maintain braking efficiency
• Eliminates noise and vibration associated with damaged rotors

Installation Notes and Tips

• Verify rotor thickness before installation; discard thickness is 30.0 mm
• Ensure proper cleaning of rotor surface to remove any protective coatings
• Check compatibility with vehicle ABS system; this rotor does not include an ABS tone ring
• Torque lug nuts to manufacturer specifications to avoid rotor warping
• Inspect brake pads and replace if worn to ensure optimal rotor performance

Quality Assurance and Warranty

Centric C-TEK Standard Disc Brake Rotors are manufactured to meet strict quality standards, ensuring consistent performance and durability. While specific warranty details for part number 121.44083 should be confirmed with the vehicle manufacturer or distributor, Centric products typically come with a limited warranty against defects in materials and workmanship.