Raybestos 580442R Disc Brake Rotor - Front

Overview of Raybestos R-Line Disc Brake Rotor 580442R

The Raybestos R-Line Disc Brake Rotor 580442R is engineered for reliable braking performance on Chevrolet Astro and GMC Safari vehicles. This vented, conventional rotor is designed to meet the specific requirements of these models, ensuring proper fit and function.

• Compatible with Chevrolet Astro and GMC Safari
• Part number 580442R for precise identification
• Vented disc brake rotor design for improved heat dissipation
• Overall height of 3.273 inches (83.150 mm)
• Outside diameter of 11.610 inches (294.900 mm)
• Mounting bolt hole quantity: 5 with a 5.000 inch (127.000 mm) bolt circle diameter
• Nominal thickness of 1.285 inches (32.650 mm) and discard thickness of 1.215 inches (30.850 mm)

Detailed Product Description

The Raybestos R-Line 580442R disc brake rotor is a vented rotor designed to provide effective heat dissipation during braking, which helps maintain consistent braking performance and reduces the risk of brake fade. This rotor features a conventional design compatible with drum-in-hat setups, making it suitable for the Chevrolet Astro and GMC Safari models. The rotor's outside diameter measures 11.610 inches (294.900 mm), with an overall height of 3.273 inches (83.150 mm), ensuring proper clearance and fitment. It includes five mounting bolt holes arranged on a 5.000 inch (127.000 mm) bolt circle diameter, matching the factory specifications for these vehicles. The nominal thickness of 1.285 inches (32.650 mm) and discard thickness of 1.215 inches (30.850 mm) provide clear guidelines for rotor service life and replacement intervals.

About the Raybestos R-Line Product Line

The R-Line by Raybestos is a product line focused on delivering reliable, OE-quality brake components designed to meet the demands of specific vehicle applications. The 580442R rotor is part of this line, offering a balance of durability and performance tailored for Chevrolet Astro and GMC Safari models. The R-Line rotors are engineered to meet or exceed OEM specifications, providing consistent braking performance and fitment accuracy.

Common Applications and Issues Addressed

• Replacement for worn or warped rotors causing brake pulsation
• Upgrading from rusted or corroded rotors to restore smooth braking
• Addressing brake noise due to uneven rotor surfaces
• Ensuring proper rotor thickness to maintain braking efficiency
• Compatibility with factory brake systems on Chevrolet Astro and GMC Safari

Installation Notes and Tips

• Verify rotor thickness before installation; replace if below discard thickness of 1.215 inches (30.850 mm)
• Ensure mounting surfaces and bolt holes are clean and free of debris
• Torque mounting bolts to manufacturer specifications to avoid rotor warping
• Inspect brake pads and hardware during rotor replacement for optimal performance
• Follow vehicle-specific service manual instructions for brake system maintenance

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 580442R are not provided here, Raybestos typically offers limited warranties covering defects in materials and workmanship. It is recommended to consult Raybestos or the vehicle service provider for exact warranty terms related to this rotor.