Raybestos 980780R Disc Brake Rotor - Rear

Overview of Raybestos R-Line Disc Brake Rotor 980780R

The Raybestos R-Line Disc Brake Rotor 980780R is engineered for reliable braking performance on select Lexus and Toyota models. Designed specifically for vehicles like the Lexus GX460, Toyota 4Runner, and FJ Cruiser, this rotor meets precise specifications to ensure proper fit and function.

• Part Number: 980780R
• Compatible with Lexus GX460, Toyota 4Runner, and FJ Cruiser
• Vented disc brake rotor with drum-in-hat design
• Nominal thickness: 0.707 inches (17.950 mm)
• Discard thickness: 0.630 inches (16.000 mm)
• Outside diameter: 12.285 inches (312.050 mm)
• Inside diameter: 9.159 inches (232.650 mm)
• Overall height: 2.680 inches (68.050 mm)
• Mounting bolt hole quantity: 6 with 5.500 inch bolt circle diameter
• Smooth surface type for consistent pad contact

Raybestos R-Line Product Line Details

The R-Line by Raybestos is a product line focused on delivering dependable braking components that meet or exceed OEM specifications. This line emphasizes durability and consistent performance, making it suitable for drivers who require reliable replacement parts for their Lexus and Toyota vehicles. The 980780R rotor exemplifies the R-Line’s commitment to quality with its vented design and precise dimensions tailored for specific vehicle fitments.

Technical Description and Specifications

This disc brake rotor features a vented design that helps dissipate heat more effectively during braking, reducing the risk of brake fade under demanding conditions. The drum-in-hat type rotor integrates a parking brake drum within the rotor assembly, compatible with vehicles equipped with this braking system. The rotor’s smooth surface ensures even pad wear and consistent braking response. With six mounting bolt holes arranged on a 5.500 inch bolt circle diameter, the rotor fits securely on the hub assembly. The nominal thickness of 0.707 inches (17.950 mm) and discard thickness of 0.630 inches (16.000 mm) provide clear service limits for maintenance and replacement.

Applications and Problem Solving

• Replacement for worn or warped rotors on Lexus GX460, Toyota 4Runner, and FJ Cruiser
• Addresses brake pulsation caused by uneven rotor surfaces
• Improves heat dissipation to reduce brake fade during heavy use
• Restores proper parking brake function with integrated drum-in-hat design
• Ensures secure mounting with six-bolt configuration for stable braking

Installation Notes and Tips

When installing the Raybestos R-Line 980780R rotor, ensure the hub surface is clean and free of rust or debris to promote proper rotor seating. Verify the rotor thickness before installation to confirm it meets minimum specifications. Use a calibrated torque wrench to tighten the six mounting bolts evenly to the manufacturer’s recommended torque values. It is advisable to replace brake pads simultaneously to maintain optimal braking performance and rotor longevity.

Quality Assurance and Warranty

Raybestos R-Line rotors are manufactured to meet stringent quality standards, ensuring consistent performance and durability. While specific warranty details for part number 980780R should be confirmed with the supplier, Raybestos typically offers limited warranties covering defects in materials and workmanship. This rotor is designed to provide reliable service life when installed and maintained according to vehicle manufacturer guidelines.