Raybestos 580386R Disc Brake Rotor - Rear

Overview of Raybestos R-Line Disc Brake Rotor 580386R

The Raybestos R-Line Disc Brake Rotor 580386R is engineered for reliable braking performance on Cadillac and Chevrolet vehicles, specifically designed for Corvette and XLR models. This vented, drum-in-hat rotor offers precise fitment and durability for your disc brake system.

• Compatible with Cadillac Corvette and Chevrolet XLR models
• Part number 580386R ensures exact replacement fit
• Vented rotor design for improved heat dissipation
• Drum-in-hat type rotor with integrated parking brake drum
• 5 mounting bolt holes with a 120.65 mm bolt circle diameter
• Nominal thickness of 26.000 mm and discard thickness of 24.000 mm
• Overall height of 49.000 mm and outside diameter of 330.000 mm
• Smooth surface type for consistent braking contact

Detailed Product Description and Specifications

The Raybestos R-Line 580386R disc brake rotor is a vented rotor designed to optimize heat dissipation during braking, reducing the risk of brake fade. This rotor features a drum-in-hat design, integrating a parking brake drum within the rotor assembly, which is common for certain Cadillac and Chevrolet models like the Corvette and XLR. The rotor has a nominal thickness of 26.000 mm and a discard thickness of 24.000 mm, ensuring it meets OEM specifications for safe operation. Its outside diameter measures 330.000 mm, with an overall height of 49.000 mm, providing the correct dimensions for proper fitment. The rotor includes five mounting bolt holes with a bolt circle diameter of 120.65 mm and a mounting bolt hole diameter of 13.350 mm, matching factory hardware requirements. The smooth surface finish supports consistent pad contact and braking performance.

About the Raybestos R-Line Product Line

The R-Line by Raybestos is a product line focused on delivering reliable, OEM-quality brake components designed to meet or exceed factory specifications. The R-Line disc brake rotors, including part number 580386R, are engineered to provide consistent performance and durability for specific vehicle applications such as the Cadillac Corvette and Chevrolet XLR. This line emphasizes precise fitment and functional design, including vented rotors and drum-in-hat configurations where applicable.

Common Applications and Issues Addressed

• Replacement for worn or warped rotors causing brake pulsation
• Restores braking efficiency on Cadillac Corvette and Chevrolet XLR models
• Addresses excessive brake noise due to rotor surface irregularities
• Solves overheating issues with vented rotor design
• Ensures proper parking brake function with integrated drum-in-hat design

Installation Notes and Tips

• Verify rotor thickness before installation; replace if below 24.000 mm discard thickness
• Ensure mounting bolt holes align with vehicle specifications (5 bolts, 120.65 mm bolt circle)
• Clean rotor surface before installation to remove any protective coatings
• Torque mounting bolts to manufacturer specifications to avoid rotor warping
• Inspect brake pads and hardware during rotor replacement for optimal performance

Quality Assurance and Warranty

Raybestos R-Line rotors, including part number 580386R, are manufactured to meet strict quality standards for fit, form, and function. These rotors undergo rigorous testing to ensure durability and consistent braking performance. While specific warranty details may vary, Raybestos typically offers coverage against defects in materials and workmanship, providing confidence in the product's reliability for Cadillac Corvette and Chevrolet XLR owners.