Centric 121.44130 Disc Brake Rotor - Front

Reliable Disc Brake Rotor for Lexus and Toyota Vehicles

The Centric C-TEK Standard Disc Brake Rotor 121.44130 is engineered to meet the braking demands of Lexus and Toyota models including the Highlander, RX330, RX350, and RX400h. Designed with precision, this vented rotor ensures consistent performance and durability under various driving conditions.

• Compatible with Lexus Highlander, RX330, RX350, RX400h and Toyota models
• Part number 121.44130 for exact fitment
• Vented disc design with straight vane style for improved heat dissipation
• Nominal thickness of 1.102 inches (28.000 mm) and discard thickness of 1.024 inches (26.000 mm)
• Overall height of 1.941 inches (49.300 mm) and outside diameter of 12.559 inches (319.000 mm)
• Floating disc mounting with 5 lug holes (0.571 inches / 14.500 mm diameter)
• Smooth surface type for consistent pad contact

About the C-TEK Standard Disc Brake Rotors Line

The C-TEK Standard Disc Brake Rotors line by Centric offers a balance of quality and value for everyday driving needs. These rotors are designed to meet or exceed OEM specifications, providing reliable braking performance with a focus on durability and fitment accuracy. The 121.44130 rotor is part of this line, featuring vented construction and a floating disc mounting system to help maintain optimal braking efficiency and heat management.

Technical Details and Specifications

This disc brake rotor features a vented design with straight vanes that promote effective heat dissipation, reducing the risk of brake fade during extended use. The rotor’s nominal thickness is 1.102 inches (28.000 mm), with a discard thickness of 1.024 inches (26.000 mm), indicating when replacement is necessary to maintain safe braking performance. The overall height measures 1.941 inches (49.300 mm), and the outside diameter is 12.559 inches (319.000 mm), ensuring proper fitment on compatible Lexus and Toyota models. The rotor includes a floating disc mounting system and 5 lug holes with a diameter of 0.571 inches (14.500 mm), designed for secure installation. Note that 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 reduced braking efficiency due to rotor thickness below discard limits
• Resolving noise or vibration issues related to uneven rotor surfaces
• Improving heat dissipation to prevent brake fade on Lexus Highlander and RX series vehicles
• Ensuring proper rotor fitment for Toyota and Lexus models requiring 5-lug mounting

Installation Notes and Tips

When installing the Centric C-TEK Standard Disc Brake Rotor 121.44130, ensure the rotor surface is clean and free of any contaminants before mounting. Verify the rotor thickness to confirm it meets nominal specifications and is above discard thickness. Use proper torque specifications for the 5 lug bolts to avoid warping. Since this rotor does not include bearings or an ABS tone ring, reuse existing components or replace separately if needed. The floating disc mounting requires careful alignment to maintain optimal rotor performance.

Quality Assurance and Warranty

Centric manufactures the C-TEK Standard Disc Brake Rotors to meet or exceed OEM standards, ensuring consistent quality and performance. While specific warranty details for part number 121.44130 should be confirmed with the supplier, Centric typically offers coverage against defects in materials and workmanship. This rotor is designed to provide reliable braking performance for Lexus Highlander, RX330, RX350, and RX400h models, supporting safe and effective vehicle operation.