Raybestos 582456R Disc Brake Rotor - Rear

Overview of Raybestos R-Line Disc Brake Rotor 582456R

The Raybestos R-Line Disc Brake Rotor 582456R is engineered for reliable braking performance on Buick Envision models. This solid, conventional rotor is designed to meet precise fitment specifications, ensuring compatibility and consistent operation.

• Compatible with Buick Envision vehicles
• Part number 582456R for exact replacement
• Solid disc brake rotor with smooth surface finish
• Nominal thickness of 0.472 inches (12.000 mm)
• Discard thickness at 0.394 inches (10.000 mm)
• Outside diameter of 12.402 inches (315.000 mm)
• Inside diameter of 8.780 inches (223.000 mm)
• Five mounting bolt holes with 0.630 inch (16.000 mm) diameter
• Overall height of 1.768 inches (44.900 mm)

Raybestos R-Line Product Line Details

The R-Line by Raybestos focuses on delivering dependable brake components that meet OEM specifications. This product line emphasizes precise engineering and quality materials, providing a solid rotor option designed for conventional braking systems. The 582456R rotor exemplifies the R-Line’s commitment to fitment accuracy and consistent braking performance for Buick Envision vehicles.

Technical Specifications and Features

This disc brake rotor features a solid design with a smooth surface type, optimized for conventional drum-in-hat applications. The rotor’s nominal thickness is 0.472 inches (12.000 mm), with a discard thickness of 0.394 inches (10.000 mm), indicating when replacement is necessary to maintain safe braking. The outside diameter measures 12.402 inches (315.000 mm), while the inside diameter is 8.780 inches (223.000 mm). It includes five mounting bolt holes arranged on a 4.724 inch (120.000 mm) bolt circle diameter, each hole measuring 0.630 inches (16.000 mm) in diameter. The overall height of the rotor is 1.768 inches (44.900 mm), and the center hole diameter is 2.657 inches (67.500 mm).

Applications and Problem Solving

• Replacement for worn or warped rotors on Buick Envision models
• Addresses brake pulsation and vibration issues
• Restores proper rotor thickness for effective braking
• Eliminates noise caused by uneven rotor surfaces
• Ensures secure mounting with correct bolt hole configuration

Installation Notes and Tips

When installing the Raybestos R-Line 582456R rotor, ensure the mounting surface is clean and free of debris. Verify the rotor thickness before installation to confirm it meets the nominal thickness specifications. Use proper torque settings on the five mounting bolts to avoid rotor warping. It is recommended to replace brake pads simultaneously to maintain optimal braking performance.

Quality Assurance and Warranty

Raybestos R-Line rotors are manufactured to meet or exceed OEM standards, providing consistent quality and durability. While specific warranty details for part number 582456R should be confirmed with the supplier, Raybestos typically offers coverage against defects in materials and workmanship to support long-term reliability.