Raybestos 980487R Disc Brake Rotor - Front Right

Overview of Raybestos R-Line Disc Brake Rotor 980487R

The Raybestos R-Line Disc Brake Rotor 980487R is engineered for reliable braking performance on Lexus GS300 and IS250 models. Designed as a vented, conventional rotor, it offers precise fitment and consistent stopping power tailored to these vehicles.

• Compatible with Lexus GS300 and IS250
• Vented disc brake rotor for improved heat dissipation
• Overall diameter of 11.646 inches (295.8 mm)
• Nominal thickness of 1.260 inches (32.0 mm) with discard thickness at 1.181 inches (30.0 mm)
• Five mounting bolt holes with a 4.5 inch (114.3 mm) bolt circle diameter
• Center hole diameter of 2.441 inches (62.0 mm)
• Conventional rotor design with an overall height of 1.996 inches (50.7 mm)

Detailed Product Description

The Raybestos R-Line 980487R disc brake rotor is a vented rotor designed to enhance heat dissipation during braking, reducing the risk of brake fade under demanding conditions. Its nominal thickness of 1.260 inches (32.0 mm) ensures durability and long service life, while the discard thickness of 1.181 inches (30.0 mm) indicates the minimum safe thickness before replacement is necessary. The rotor’s outside diameter measures 11.646 inches (295.8 mm), matching factory specifications for a precise fit on Lexus GS300 and IS250 models. Featuring five mounting bolt holes arranged on a 4.5 inch (114.3 mm) bolt circle diameter, this rotor aligns perfectly with the vehicle’s hub assembly. The center hole diameter of 2.441 inches (62.0 mm) ensures proper centering and stability during operation. The overall height of 1.996 inches (50.7 mm) corresponds to the rotor’s thickness including the hat section, confirming compatibility with the conventional rotor mounting system.

About the Raybestos R-Line Product Line

The R-Line by Raybestos is a product line focused on delivering reliable, OEM-quality brake components designed to meet or exceed factory specifications. This line emphasizes consistent performance and durability, making it suitable for drivers seeking dependable replacement parts for their Lexus GS300 and IS250 vehicles. The 980487R rotor exemplifies the R-Line’s commitment to quality and fitment accuracy.

Common Applications and Issues Addressed

• Replacement for worn or warped rotors causing brake pulsation
• Upgrading from solid to vented rotors for improved heat management
• Resolving brake noise or vibration related to rotor surface irregularities
• Restoring proper rotor thickness to maintain braking efficiency
• Ensuring correct fitment for Lexus GS300 and IS250 brake systems

Installation Notes and Tips

When installing the Raybestos R-Line 980487R rotor, ensure the mounting surface is clean and free of rust or debris to promote proper rotor seating. Verify that the rotor thickness meets or exceeds the discard thickness specification of 1.181 inches (30.0 mm) before installation. Use the correct torque specifications for the five mounting bolts arranged on the 4.5 inch (114.3 mm) bolt circle diameter. It is recommended to inspect brake pads and hardware during rotor replacement to maintain optimal braking performance.

Quality Assurance and Warranty

Raybestos manufactures the R-Line 980487R rotor to meet stringent quality standards, ensuring consistent performance and durability. While specific warranty details are not provided here, Raybestos products typically come with manufacturer-backed warranties covering defects in materials and workmanship. Refer to Raybestos documentation for exact warranty terms.