ADVICS A6R046 Disc Brake Rotor - Rear

ADVICS Rear Disc Brake Rotor for Toyota and Lexus

The ADVICS A6R046 is a rear disc brake rotor built for select Toyota and Lexus applications, including Toyota Sienna, Toyota Highlander, Lexus RX350, and Lexus RX450h models. With a 309mm diameter, it supports consistent braking performance and proper heat management for everyday driving.

Key Features

• 309mm diameter rear disc brake rotor
• ADVICS Original Equipment Manufacturer product line
• 100% USA manufactured casting
• Engineered to promote efficient airflow through the rotor
• Fits rear brake applications on select Toyota and Lexus vehicles
• Part number A6R046 for easy identification

Product Details

ADVICS Original Equipment Manufacturer rotors are built with attention to casting quality and airflow efficiency. This A6R046 rotor is made in the USA and formed in a foundry process overseen by metallurgical specialists, helping support stable brake operation under repeated use. It is a direct-fit rear rotor for 2011-2020 Toyota Sienna, 2014-2019 Toyota Highlander, 2010-2015 Lexus RX350, and 2010-2015 Lexus RX450h applications.

This part cross-references Centric Parts (120.44166) for the same application.

What This Rotor Helps Address

• Rear brake pulsation caused by worn rotor surfaces
• Reduced braking consistency from heat buildup
• Noise associated with uneven rotor wear
• Service replacement needs on Toyota Sienna, Toyota Highlander, and Lexus RX models
• Brake performance decline from corrosion or scoring

Installation Notes and Tips

Verify rear fitment by year, make, and model before installation. Inspect pads, caliper condition, and hub mounting surfaces during service so the new rotor seats evenly. Clean the rotor and mating surfaces before assembly, and follow the vehicle manufacturer’s torque specifications during reinstallation.

Quality Assurance

ADVICS manufactures this rotor as part of its Original Equipment Manufacturer product line, with USA-made castings and controlled foundry production focused on material consistency and brake-system reliability. The A6R046 part number is also useful when matching service replacements for the listed Toyota and Lexus rear brake applications.