Centric 320.44089F Disc Brake Rotor - Rear

Overview of Centric GCX Elemental Protection Disc Brake Rotors

The Centric GCX Elemental Protection Disc Brake Rotor 320.44089F is engineered for reliable braking performance on Lexus and Toyota vehicles, specifically the Highlander and RX300 models. Featuring a fully coated disc and hat finish, this solid rotor offers enhanced corrosion resistance and durability.

• Fully coated disc and hat finish for corrosion protection
• Solid rotor design with smooth surface type
• Nominal thickness of 0.394 inches (10.000 mm)
• Outside diameter of 11.339 inches (288.000 mm)
• 5 stud/lug holes with 0.571 inch (14.500 mm) diameter
• Overall height of 2.366 inches (60.100 mm)
• Compatible with Lexus Highlander and Toyota RX300
• Part number 320.44089F for precise fitment

Product Line Details: Centric GCX Elemental Protection Disc Brake Rotors - Full Coating

The Centric GCX Elemental Protection Disc Brake Rotors - Full Coating line focuses on providing rotors with a complete protective coating to resist rust and corrosion. This full coating extends the rotor's service life and maintains a clean appearance, which is especially beneficial for vehicles like the Lexus Highlander and Toyota RX300 that may be exposed to varying weather conditions. The solid rotor design and smooth surface ensure consistent braking performance and pad contact.

Technical Specifications and Features

This disc brake rotor features a nominal thickness of 0.394 inches (10.000 mm) and a discard thickness of 0.354 inches (9.000 mm), ensuring it meets OEM standards for safe operation. The rotor's outside diameter measures 11.339 inches (288.000 mm), with an overall height of 2.366 inches (60.100 mm). It includes 5 stud/lug holes with a diameter of 0.571 inches (14.500 mm) arranged on a 4.500 inch (114.300 mm) bolt circle diameter. The center hole diameter is 2.441 inches (62.000 mm), designed for precise mounting. This rotor does not include an ABS tone ring or bearings.

Applications and Problem Solving

• Replacement for worn or warped rotors on Lexus Highlander and Toyota RX300
• Addresses rotor corrosion and rust issues with full coating protection
• Improves braking consistency by maintaining smooth rotor surface
• Eliminates brake noise caused by uneven rotor wear
• Restores proper rotor thickness for safe braking performance

Installation Notes and Tips

Ensure the rotor mounting surface is clean and free of debris before installation. Verify the rotor thickness is within specifications before mounting. Use proper torque settings on lug nuts to avoid rotor warping. This rotor is designed for floating/dih disc mounting and requires compatible hardware. Since bearings and ABS tone rings are not included, reuse existing components or source separately as needed.

Quality Assurance and Warranty

Centric rotors are manufactured to meet or exceed OEM specifications for fit, form, and function. The full coating process provides enhanced corrosion resistance to extend rotor life. While specific warranty details are not provided here, Centric typically offers limited warranties covering defects in materials and workmanship. Refer to Centric documentation for exact warranty terms.