Raybestos 980372R Disc Brake Rotor - Front

Overview of Raybestos R-Line Disc Brake Rotor 980372R

The Raybestos R-Line Disc Brake Rotor 980372R is engineered for reliable braking performance on Lexus RX330 and RX350 models. Designed as a vented, conventional rotor, it offers precise fitment and consistent stopping power tailored to these vehicles.

• Compatible with Lexus RX330 and RX350
• Vented disc brake rotor for improved heat dissipation
• Overall diameter of 12.559 inches (319 mm)
• Nominal thickness of 1.102 inches (28 mm) with discard thickness at 1.024 inches (26 mm)
• Five mounting bolt holes with a 4.5 inch (114.3 mm) bolt circle diameter
• Center hole diameter of 2.441 inches (62 mm)
• Solid construction with vented design for enhanced durability

Detailed Specifications and Features

This Raybestos R-Line rotor (part number 980372R) features a vented design that helps reduce heat buildup during braking, which is critical for maintaining brake performance and rotor longevity. The rotor’s overall height measures 1.937 inches (49.2 mm), ensuring proper clearance and fitment on the Lexus RX330 and RX350. With five mounting bolt holes and a bolt hole diameter of 0.566 inches (14.4 mm), this rotor aligns precisely with factory specifications. The nominal thickness of 1.102 inches (28 mm) and discard thickness of 1.024 inches (26 mm) provide clear service limits for maintenance and replacement.

About the Raybestos R-Line Product Line

The R-Line by Raybestos is a product line focused on delivering dependable, OE-quality brake components designed to meet or exceed factory standards. This line emphasizes durability and consistent performance, making it suitable for drivers who require reliable braking on their Lexus RX330 and RX350 vehicles. The R-Line rotors are engineered to provide a balance of performance and longevity without unnecessary complexity.

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 excessive brake noise linked to rotor surface irregularities
• Improving heat dissipation to prevent brake fade during extended use
• Ensuring proper rotor fitment for Lexus RX330 and RX350 brake systems

Installation Notes and Tips

When installing the Raybestos R-Line 980372R rotor, ensure the mounting surface is clean and free of debris to prevent rotor runout. Verify that the rotor thickness is within nominal specifications before installation. Use proper torque settings on the five mounting bolts to secure the rotor firmly. It is recommended to replace brake pads simultaneously to maintain optimal braking performance and rotor life.

Quality Assurance and Warranty

Raybestos R-Line rotors are manufactured to meet strict quality standards, ensuring consistent performance and durability. While specific warranty details may vary, Raybestos typically offers coverage against defects in materials and workmanship. Always consult product documentation or the manufacturer for exact warranty terms related to part number 980372R.