Raybestos 580299R Disc Brake Rotor - Rear

Reliable Disc Brake Rotor for Buick, Chevrolet, Pontiac, and Saturn

The Raybestos R-Line 580299R disc brake rotor is engineered to meet the braking demands of select Buick, Chevrolet, Pontiac, and Saturn models. Designed as a solid rotor with precise dimensions, it ensures consistent performance and durability for vehicles like the Montana, Relay, Terraza, and Uplander.

• Solid disc brake rotor design for reliable stopping power
• Overall height: 1.370 inches (34.800 mm)
• Outside diameter: 11.815 inches (300.100 mm)
• Nominal thickness: 0.472 inches (12.000 mm)
• Discard thickness: 0.413 inches (10.500 mm)
• Five mounting bolt holes with 0.557 inch (14.150 mm) diameter
• Center hole diameter: 2.782 inches (70.650 mm)
• Mounting bolt hole circle diameter: 4.528 inches (115.000 mm)
• Conventional rotor type compatible with drum-in-hat setups

Detailed Specifications and Product Line Information

The Raybestos R-Line series is designed to provide dependable braking components that meet or exceed OEM specifications. The 580299R rotor is a conventional solid disc brake rotor, suitable for vehicles requiring a robust and straightforward rotor design. Its nominal thickness of 0.472 inches and discard thickness of 0.413 inches ensure a clear service life window, while the precise mounting bolt hole pattern and center hole diameter guarantee proper fitment on compatible models. The R-Line product line focuses on delivering quality rotors that maintain consistent braking performance under normal driving conditions.

Compatible Vehicles and Applications

This disc brake rotor is compatible with the following makes and models:

• Buick Montana
• Chevrolet Uplander
• Pontiac Montana SV6
• Saturn Relay
• Chevrolet Terraza

It is designed to replace worn or damaged rotors on these vehicles, restoring braking efficiency and safety.

Common Issues Addressed by This Rotor

• Brake pulsation caused by warped rotors
• Reduced braking performance due to rotor wear
• Excessive brake noise from uneven rotor surfaces
• Vibration during braking from rotor thickness variation
• Corrosion or surface damage affecting rotor integrity

Installation Notes and Tips

• Ensure the rotor thickness is above the discard thickness of 0.413 inches before installation
• Clean the rotor surface to remove any protective coating or debris
• Verify the mounting bolt hole pattern and center hole diameter match the vehicle hub
• Torque mounting bolts to manufacturer specifications to avoid rotor warping
• Inspect brake pads and replace if worn to ensure optimal rotor performance

Quality Assurance and Warranty

Raybestos R-Line rotors are manufactured to meet strict quality standards, ensuring consistent performance and durability. While specific warranty details for part number 580299R should be confirmed with the supplier, Raybestos typically offers coverage against defects in materials and workmanship. Proper installation and maintenance are essential to maximize the service life of this rotor.