Raybestos 580775R Disc Brake Rotor - Front

Overview of Raybestos R-Line Disc Brake Rotor 580775R

The Raybestos R-Line Disc Brake Rotor 580775R is engineered for reliable braking performance on Chevrolet Cobalt and HHR models. Designed as a vented, conventional rotor, it offers consistent heat dissipation and smooth braking under various driving conditions.

• Compatible with Chevrolet Cobalt and HHR vehicles
• Vented disc brake rotor for improved cooling
• Nominal thickness of 1.022 inches (25.950 mm) with discard thickness at 0.945 inches (24.000 mm)
• Overall height of 1.692 inches (43.000 mm)
• Outside diameter of 12.416 inches (315.350 mm)
• Mounting bolt hole quantity: 5 with 0.560 inch (14.200 mm) diameter holes
• Smooth surface type for consistent pad contact
• Center hole diameter of 2.580 inches (65.550 mm)

Detailed Product Specifications

This Raybestos R-Line rotor features a vented design that enhances heat dissipation, reducing the risk of brake fade during extended use. The rotor’s nominal thickness is 1.022 inches (25.950 mm), with a discard thickness of 0.945 inches (24.000 mm), ensuring it meets safety standards for replacement. The overall height measures 1.692 inches (43.000 mm), and the outside diameter is 12.416 inches (315.350 mm), providing a precise fit for the specified Chevrolet models. The rotor includes five mounting bolt holes with a diameter of 0.560 inches (14.200 mm) arranged on a 4.331 inch (110.000 mm) bolt circle diameter, matching factory specifications. The smooth surface type promotes even brake pad wear and consistent braking performance.

R-Line Product Line Information

The Raybestos R-Line series is designed to offer dependable braking components that meet or exceed OEM specifications. This product line focuses on delivering rotors with precise dimensions and quality materials to ensure compatibility and durability. The 580775R rotor exemplifies the R-Line commitment to providing parts that maintain vehicle safety and performance for Chevrolet Cobalt and HHR models.

Common Applications and Problem Solving

• Replacement for worn or warped rotors causing brake pulsation
• Addressing reduced braking efficiency due to rotor thickness below discard limits
• Resolving noise issues related to uneven rotor surfaces
• Improving heat dissipation to prevent brake fade during heavy use
• Ensuring proper fitment for Chevrolet Cobalt and HHR brake systems

Installation Notes and Tips

When installing the Raybestos R-Line 580775R rotor, ensure the mounting surface is clean and free of debris to promote proper seating. Verify the rotor thickness before installation to confirm it meets the nominal thickness specifications. Use the correct torque settings for 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 stringent quality standards, ensuring consistent performance and durability. While specific warranty details for part number 580775R should be confirmed with the supplier, Raybestos typically offers limited warranties covering defects in materials and workmanship. This rotor is designed to provide reliable service life when installed and maintained according to manufacturer guidelines.