Raybestos 980583 Disc Brake Rotor - Front

Overview of Raybestos Specialty - Truck Disc Brake Rotor 980583

The Raybestos Specialty - Truck Disc Brake Rotor 980583 is engineered for reliable braking performance on select Lexus and Toyota trucks. Designed specifically for models like the Land Cruiser, LX570, Sequoia, and Tundra, this vented rotor meets precise specifications to maintain optimal stopping power and durability.

• Vented disc brake rotor for improved heat dissipation
• Outside diameter: 13.937 inches (354.000 mm)
• Nominal thickness: 1.260 inches (32.000 mm)
• Discard thickness: 1.142 inches (29.000 mm)
• Overall height: 3.278 inches (83.250 mm)
• Mounting bolt hole quantity: 5 with 0.645 inch (16.400 mm) diameter holes
• Center hole diameter: 4.409 inches (112.000 mm)
• Mounting bolt hole circle diameter: 5.906 inches (150.000 mm)
• Conventional rotor type compatible with drum-in-hat setups

Detailed Product Description

This Raybestos disc brake rotor, part number 980583, is part of the Specialty - Truck product line, which focuses on heavy-duty and truck-specific braking components. The vented design enhances cooling efficiency, reducing the risk of brake fade during demanding driving conditions. With a nominal thickness of 1.260 inches and a discard thickness of 1.142 inches, this rotor ensures consistent braking performance throughout its service life. The rotor’s 13.937-inch outside diameter and 3.278-inch overall height are tailored to fit the braking systems of Lexus Land Cruiser, LX570, Toyota Sequoia, and Tundra models, providing a precise fit and reliable operation.

Applications and Problem Solving

• Replacement for worn or warped rotors on Lexus Land Cruiser and Toyota Tundra
• Addresses brake noise and vibration issues caused by uneven rotor surfaces
• Improves heat dissipation to reduce brake fade during heavy towing or off-road use
• Restores proper rotor thickness to maintain safe braking distances
• Compatible with vehicles experiencing rotor scoring or cracking

Installation Notes and Tips

• Ensure rotor thickness is above discard thickness (1.142 inches) before installation
• Clean mounting surfaces and check bolt hole alignment for the 5-bolt pattern
• Use proper torque specifications for mounting bolts to avoid rotor warping
• Inspect brake pads and calipers during rotor replacement for optimal performance
• Follow manufacturer guidelines for bedding-in new rotors

Quality Assurance and Warranty

Raybestos Specialty - Truck rotors are manufactured to meet strict quality standards for durability and performance. The 980583 rotor undergoes rigorous testing to ensure it meets OEM specifications for fit and function on Lexus and Toyota trucks. While specific warranty details may vary, Raybestos typically offers coverage against defects in materials and workmanship, providing confidence in the rotor’s reliability.