Raybestos 980731 Disc Brake Rotor - Front Left

Overview of Raybestos Specialty - Street Performance Rotor

The Raybestos Specialty - Street Performance Disc Brake Rotor 980731 is engineered for Lexus GS350, GS450h, GS460, and IS350 models. Designed to meet precise specifications, this vented rotor ensures reliable braking performance under street driving conditions.

• Compatible with Lexus GS350, GS450h, GS460, and IS350
• Part number 980731 for exact fitment
• Vented disc brake rotor with smooth surface finish
• Overall height: 2.000 inches (50.8 mm)
• Outside diameter: 13.151 inches (334.05 mm)
• Nominal thickness: 1.182 inches (30.0 mm), discard thickness: 1.102 inches (28.0 mm)
• Mounting bolt hole quantity: 5 with 0.571 inch (14.5 mm) diameter
• Center hole diameter: 2.442 inches (62.05 mm)
• Mounting bolt hole circle diameter: 4.5 inches (114.3 mm)

Detailed Product Description

This Raybestos disc brake rotor 980731 is a conventional, vented rotor designed to provide consistent heat dissipation and braking efficiency for Lexus GS350, GS450h, GS460, and IS350 vehicles. The rotor features a smooth surface type that promotes even pad wear and quiet operation. With a nominal thickness of 1.182 inches (30.0 mm) and a discard thickness of 1.102 inches (28.0 mm), it offers a balance between durability and performance. The rotor’s 5-bolt mounting pattern with a 4.5-inch bolt circle diameter ensures secure installation and compatibility with the specified Lexus models.

Specialty - Street Performance Product Line

The Raybestos Specialty - Street Performance line focuses on delivering rotors tailored for street-driven vehicles requiring dependable braking without compromising on performance. This product line emphasizes precise fitment and quality materials to meet the demands of everyday driving and spirited street performance. The 980731 rotor exemplifies this approach by combining vented design and smooth surface finish to optimize braking response and rotor longevity for Lexus GS and IS series vehicles.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Lexus GS350, GS450h, GS460, and IS350
• Addresses brake pulsation caused by uneven rotor surfaces
• Improves heat dissipation to reduce brake fade during extended use
• Restores proper rotor thickness for safe braking performance
• Eliminates noise and vibration associated with damaged rotors

Installation Notes and Tips

• Verify rotor thickness before installation; replace if below discard thickness of 1.102 inches (28.0 mm)
• Ensure mounting surfaces and bolt holes are clean and free of debris
• Torque mounting bolts to manufacturer specifications for secure fitment
• Inspect brake pads for wear and replace if necessary to maintain optimal braking
• Perform a bed-in procedure after installation to ensure proper rotor and pad contact

Quality Assurance and Warranty

Raybestos rotors, including part number 980731, are manufactured to meet or exceed OEM standards for fit, form, and function. The Specialty - Street Performance line undergoes rigorous quality control to ensure durability and consistent braking performance. Warranty coverage details should be confirmed with the product documentation or authorized Raybestos distributors.