Raybestos 980477 Disc Brake Rotor - Front

Overview of Raybestos Specialty - Street Performance Rotor 980477

The Raybestos Specialty - Street Performance disc brake rotor 980477 is engineered for reliable braking performance on select Lexus, Scion, and Toyota models. Designed as a vented, conventional rotor, it offers consistent heat dissipation and durability for street-driven vehicles like the Lexus HS250h, Scion xB, and Toyota RAV4.

• Vented disc brake rotor for improved cooling
• Overall diameter of 10.827 inches (275 mm)
• Nominal thickness of 0.984 inches (25 mm) with discard thickness at 0.866 inches (22 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)
• Compatible with Lexus HS250h, Scion xB, Toyota Prius V, and RAV4

Detailed Product Specifications

This Raybestos rotor 980477 features a vented design that enhances heat dissipation during braking, reducing the risk of brake fade under normal street driving conditions. The rotor’s overall height measures 1.819 inches (46.2 mm), providing the necessary clearance and fitment for the specified vehicles. With a nominal thickness of 0.984 inches (25 mm) and a discard thickness of 0.866 inches (22 mm), this rotor maintains structural integrity and performance throughout its service life. The five mounting bolt holes and matching lug hole quantity ensure secure installation on compatible hubs, while the 4.5-inch (114.3 mm) bolt circle diameter aligns with factory specifications for Lexus, Scion, and Toyota models.

Specialty - Street Performance Product Line

The Specialty - Street Performance line by Raybestos focuses on delivering rotors designed for street-driven vehicles requiring dependable braking without the need for racing-grade components. This product line balances performance and durability, making it suitable for daily driving and light performance applications. The 980477 rotor exemplifies this approach by combining vented rotor technology with precise fitment for popular Lexus, Scion, and Toyota models.

Common Applications and Problem Solving

• Replacement for worn or warped rotors causing brake pulsation
• Upgrading from drum brakes to disc brakes on compatible models
• Resolving excessive brake noise due to rotor surface irregularities
• Addressing reduced braking efficiency from rotor overheating
• Maintaining proper rotor thickness to ensure safe braking performance

Installation Notes and Tips

• Verify compatibility with Lexus HS250h, Scion xB, Toyota Prius V, and RAV4 before installation
• Inspect hub surface for rust or debris to ensure proper rotor seating
• Torque mounting bolts to manufacturer specifications to avoid rotor warping
• Check brake pads for wear and replace if necessary during rotor installation
• Perform a bed-in procedure after installation to optimize braking performance

Quality Assurance and Warranty

Raybestos rotors, including part number 980477, are manufactured to meet or exceed OEM standards for fit, form, and function. The Specialty - Street Performance line undergoes rigorous quality control to ensure consistent performance and durability. While specific warranty details may vary, Raybestos typically offers limited warranties covering defects in materials and workmanship. Consult product documentation or authorized sources for exact warranty terms.