Raybestos 580386PER Disc Brake Rotor - Rear

Overview of Raybestos Disc Brake Rotor 580386PER

The Raybestos Specialty - Street Performance; S-Groove Technology disc brake rotor 580386PER is engineered for precision and durability. Designed specifically for Cadillac and Chevrolet Corvette and XLR models, this vented rotor ensures reliable braking performance under street driving conditions.

• Compatible with Cadillac and Chevrolet Corvette and XLR
• Part number: 580386PER
• Vented disc brake rotor for improved heat dissipation
• Nominal thickness: 1.024 inches (26.000 mm)
• Discard thickness: 0.945 inches (24.000 mm)
• Outside diameter: 12.992 inches (330.000 mm)
• Inside diameter: 9.272 inches (235.500 mm)
• Mounting bolt hole quantity: 5 with 0.528 inch (13.400 mm) diameter
• Center hole diameter: 2.783 inches (70.700 mm)
• Mounting bolt hole circle diameter: 4.750 inches (120.650 mm)
• Overall height: 1.929 inches (49.000 mm)
• Conventional rotor type

Specialty - Street Performance; S-Groove Technology Line

This rotor is part of the Raybestos Specialty - Street Performance; S-Groove Technology line, which focuses on delivering enhanced braking performance for street-driven vehicles. The S-Groove design helps reduce brake fade and improves pad bite, making it suitable for drivers who demand consistent stopping power in everyday driving scenarios. This product line balances performance and durability, tailored for vehicles like the Cadillac Corvette and Chevrolet XLR.

Detailed Product Description

The Raybestos 580386PER disc brake rotor features a vented design that promotes efficient heat dissipation, reducing the risk of brake fade during extended use. With a nominal thickness of 1.024 inches (26.000 mm) and a discard thickness of 0.945 inches (24.000 mm), this rotor maintains structural integrity and performance throughout its service life. The rotor’s outside diameter measures 12.992 inches (330.000 mm), while the inside diameter is 9.272 inches (235.500 mm), ensuring precise fitment on compatible vehicles. The mounting bolt hole pattern includes five holes with a diameter of 0.528 inches (13.400 mm) arranged on a 4.750 inch (120.650 mm) bolt circle diameter, matching the specifications for Cadillac and Chevrolet Corvette and XLR models. The overall height of 1.929 inches (49.000 mm) and a center hole diameter of 2.783 inches (70.700 mm) complete the rotor’s dimensional profile.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Cadillac Corvette and Chevrolet XLR
• Improves braking consistency and reduces brake fade
• Addresses vibration or pulsation issues during braking
• Restores proper rotor thickness for safe braking performance
• Compatible upgrade for street performance driving conditions

Installation Notes and Tips

• Ensure rotor thickness is above discard thickness before installation
• Clean mounting surfaces to prevent rotor runout
• Torque mounting bolts to manufacturer specifications
• Inspect brake pads for wear and replace if necessary
• Perform a bed-in procedure after installation for optimal performance

Quality Assurance and Warranty

Raybestos disc brake rotors are manufactured to meet or exceed OEM specifications, ensuring reliable performance and durability. The 580386PER rotor undergoes rigorous quality control to maintain consistent dimensions and material integrity. Warranty coverage details should be confirmed with the product documentation or manufacturer.