Raybestos 582457 Disc Brake Rotor - Rear

Overview of Raybestos Specialty Truck Coated Rotor 582457

The Raybestos Specialty - Truck; Coated Rotor 582457 is engineered for reliable braking performance on heavy-duty vehicles. Designed specifically for select Cadillac, Chevrolet, and GMC trucks and SUVs, this vented disc brake rotor offers durability and consistent stopping power.

• Part Number: 582457
• Coated vented disc brake rotor for enhanced corrosion resistance
• Nominal thickness: 0.787 inches (20.000 mm)
• Discard thickness: 0.709 inches (18.000 mm)
• Outside diameter: 13.587 inches (345.100 mm)
• Inside diameter: 9.756 inches (247.800 mm)
• Overall height: 2.075 inches (52.700 mm)
• Mounting bolt hole quantity: 6 with 0.630 inch (16.000 mm) diameter holes
• Smooth surface type for consistent pad contact
• Conventional rotor design with drum-in-hat compatibility

Detailed Product Description

This Raybestos disc brake rotor is part of the Specialty - Truck; Coated Rotor line, designed to meet the demands of truck and SUV applications. The vented rotor design improves heat dissipation during braking, reducing the risk of brake fade under heavy loads. The smooth surface finish ensures even pad wear and reliable braking response. With a nominal thickness of 0.787 inches and a discard thickness of 0.709 inches, this rotor maintains structural integrity throughout its service life. The coated finish helps protect against rust and corrosion, extending rotor longevity especially in harsh environments.

Compatible Vehicles and Applications

This rotor is compatible with a range of full-size trucks and SUVs, including:

• Cadillac Escalade and Escalade ESV
• Chevrolet Silverado 1500, Silverado 1500 LD, Silverado 1500 LTD, and Tahoe
• GMC Sierra 1500, Sierra 1500 Limited, Yukon, and Yukon XL

It is designed for vehicles requiring a 6-bolt mounting pattern with a 5.5 inch (139.700 mm) bolt circle diameter and a center hole diameter of 3.094 inches (78.600 mm).

Common Issues Addressed by This Rotor

• Brake rotor warping and vibration under heavy braking
• Corrosion and rust buildup reducing rotor lifespan
• Uneven brake pad wear due to surface irregularities
• Brake fade caused by insufficient heat dissipation
• Compatibility issues with conventional drum-in-hat brake systems

Installation Notes and Tips

• Ensure rotor thickness is above discard thickness (0.709 inches) before installation
• Clean mounting surface to prevent uneven rotor seating
• Torque mounting bolts to manufacturer specifications for secure fitment
• Inspect brake pads and replace if worn to ensure optimal rotor performance
• Check for proper alignment with drum-in-hat components if applicable

Quality Assurance and Warranty

Raybestos Specialty - Truck; Coated Rotors are manufactured to meet or exceed OEM specifications for fit, form, and function. The coated finish provides additional protection against corrosion, contributing to longer service life. While specific warranty details for part number 582457 should be confirmed with the supplier, Raybestos products typically come with a limited warranty covering defects in materials and workmanship.