Raybestos 980489 Disc Brake Rotor - Rear

Overview of Raybestos Specialty - Street Performance Rotor

The Raybestos Specialty - Street Performance disc brake rotor 980489 is engineered for Lexus IS250 models requiring reliable braking performance. This solid, drum-in-hat type rotor offers precise fitment and consistent thickness to maintain optimal stopping power.

• Compatible with Lexus IS250
• Part number 980489
• Solid disc brake rotor with drum-in-hat design
• Outside diameter: 11.457 inches (291.000 mm)
• Nominal thickness: 0.394 inches (10.000 mm)
• Discard thickness: 0.335 inches (8.500 mm)
• Overall height: 2.409 inches (61.200 mm)
• Mounting bolt hole quantity: 5 with 4.500 inch (114.300 mm) bolt circle diameter
• Center hole diameter: 2.441 inches (62.000 mm)
• Stud/lug hole quantity: 5

Detailed Product Description

This Raybestos disc brake rotor, part number 980489, is designed specifically for the Lexus IS250, ensuring precise compatibility and performance. The rotor features a solid construction with a drum-in-hat design, integrating the parking brake drum into the rotor itself. This design simplifies installation and maintenance while maintaining the structural integrity required for street performance applications.

The rotor's nominal thickness of 0.394 inches (10.000 mm) and discard thickness of 0.335 inches (8.500 mm) provide a clear service limit to maintain safe braking performance. The overall height of 2.409 inches (61.200 mm) and outside diameter of 11.457 inches (291.000 mm) match OEM specifications for the Lexus IS250, ensuring proper fitment and rotor-to-caliper clearance.

Specialty - Street Performance Product Line

The Raybestos Specialty - Street Performance line focuses on delivering rotors that meet the demands of street-driven vehicles requiring dependable braking without sacrificing durability. This product line balances performance and longevity, making it suitable for daily driving and spirited street use. The 980489 rotor exemplifies this balance with its solid rotor design and integrated drum-in-hat feature, tailored for the Lexus IS250.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Lexus IS250
• Addresses brake pulsation caused by uneven rotor thickness
• Resolves noise issues related to rotor surface imperfections
• Restores proper parking brake function with drum-in-hat design
• Improves braking consistency and pedal feel on street-driven vehicles

Installation Notes and Tips

• Verify rotor dimensions against OEM specifications before installation
• Ensure mounting surfaces and hub are clean and free of debris
• Torque mounting bolts to manufacturer-recommended specifications
• Inspect brake pads for wear and replace if necessary during rotor installation
• Perform a proper bed-in procedure after installation to optimize braking performance

Quality Assurance and Warranty

Raybestos rotors undergo rigorous quality control to meet industry standards for durability and performance. The Specialty - Street Performance rotors are manufactured to precise tolerances to ensure consistent braking. While specific warranty details for part number 980489 should be confirmed with the supplier, Raybestos typically offers limited warranties covering defects in materials and workmanship.