Centric 120.44090 Disc Brake Rotor - Rear

Overview of Centric Premium Disc Brake Rotor 120.44090

The Centric Premium Disc Brake Rotor 120.44090 is engineered for reliable braking performance on select Lexus models. Designed to meet OEM specifications, this rotor ensures consistent stopping power and durability for vehicles like the Lexus GS300, GS400, GS430, IS300, and SC430.

• Compatible with Lexus GS300, GS400, GS430, IS300, and SC430
• Part number 120.44090 for precise identification
• Solid disc brake rotor with a smooth surface finish
• Coated hat finish for corrosion resistance
• 5 bolt holes with a 114.3 mm bolt circle diameter
• Nominal thickness of 12.0 mm and discard thickness of 10.5 mm
• Outside diameter of 307 mm (12.087 inches)
• Overall height of 63.3 mm (2.492 inches)

Detailed Product Description

This Centric Premium Disc Brake Rotor 120.44090 is a solid rotor designed to provide consistent braking performance for Lexus vehicles including the GS300, GS400, GS430, IS300, and SC430. The rotor features a smooth surface type that promotes even pad wear and reliable stopping power. Its coated hat finish helps protect against rust and corrosion, extending the rotor's service life. With a nominal thickness of 12.0 mm and a discard thickness of 10.5 mm, this rotor meets strict wear limits to maintain safety and performance. The 5-bolt hole pattern with a 114.3 mm bolt circle diameter ensures proper fitment and secure mounting. The rotor’s outside diameter measures 307 mm, matching OEM specifications for these Lexus models.

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. This product line focuses on delivering rotors that meet or exceed OEM standards, featuring protective coatings and precise machining. The 120.44090 rotor exemplifies this approach by combining durability with exact fitment for Lexus vehicles, ensuring dependable braking performance without unnecessary complexity.

Common Applications and Problem Solving

• Replacement for worn or warped rotors causing brake pulsation
• Addressing rotor corrosion and surface rust affecting braking efficiency
• Resolving uneven brake pad wear due to rotor surface imperfections
• Improving braking response on Lexus GS300, GS400, GS430, IS300, and SC430
• Maintaining proper rotor thickness to ensure safe stopping distances

Installation Notes and Tips

• Verify rotor thickness before installation; replace if below 10.5 mm discard thickness
• Ensure proper cleaning of hub surface to prevent rotor runout
• Torque lug nuts to manufacturer specifications for secure mounting
• Check compatibility with vehicle ABS system; this rotor does not include an ABS tone ring
• Inspect brake pads and hardware during rotor replacement for optimal performance

Quality Assurance and Warranty

Centric Premium Disc Brake Rotors are manufactured to meet OEM standards for fit, form, and function. The 120.44090 rotor undergoes rigorous quality control to ensure consistent thickness, surface finish, and durability. While specific warranty details are not provided, Centric products typically come with a limited warranty against defects in materials and workmanship, supporting reliable performance for Lexus GS and IS series vehicles.