Raybestos 580023R Disc Brake Rotor - Front

Overview of Raybestos R-Line Disc Brake Rotor 580023R

The Raybestos R-Line Disc Brake Rotor 580023R is engineered for reliable braking performance on select Buick, Chevrolet, GMC, Isuzu, and Saab models. Designed as a vented, conventional rotor, it offers consistent heat dissipation and durability for vehicles such as the Trailblazer, Envoy, and 9-7x.

• Vented disc brake rotor for improved cooling
• Nominal thickness of 1.142 inches (29.000 mm)
• Discard thickness at 1.083 inches (27.500 mm)
• Overall height of 2.136 inches (54.250 mm)
• Outside diameter measuring 12.795 inches (325.000 mm)
• Six mounting bolt holes with a 5.000 inch (127.000 mm) bolt circle diameter
• Center hole diameter of 3.117 inches (79.150 mm)
• Compatible with multiple GM and related models

Detailed Specifications and Features

This Raybestos R-Line rotor (part number 580023R) is a vented, conventional disc brake rotor designed to maintain optimal braking efficiency under demanding conditions. The vented design enhances heat dissipation, reducing the risk of brake fade during extended use. With a nominal thickness of 1.142 inches and a discard thickness of 1.083 inches, this rotor provides a clear service life indicator to ensure timely replacement. The rotor’s overall height is 2.136 inches, and it features an outside diameter of 12.795 inches, making it suitable for specific mid-size SUVs and trucks.

The rotor includes six mounting bolt holes arranged on a 5.000 inch bolt circle diameter, ensuring secure fitment. The center hole diameter of 3.117 inches allows proper alignment on the hub. This part is compatible with vehicles such as the Buick Rainier, Chevrolet Trailblazer and Trailblazer EXT, GMC Envoy series, Isuzu Ascender, Saab 9-7x, and Chevrolet SSR.

About the Raybestos R-Line Product Line

The R-Line by Raybestos is a product line focused on delivering reliable, OEM-quality brake components for a range of vehicles. This line emphasizes precise fitment and consistent performance, making it suitable for drivers who require dependable braking without extensive modifications. The 580023R rotor exemplifies the R-Line’s commitment to matching factory specifications for thickness, diameter, and mounting configurations.

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 excessive brake noise linked to rotor surface irregularities
• Improving heat dissipation to prevent brake fade on SUVs and trucks
• Ensuring proper rotor fitment on GM and related mid-size vehicles

Installation Notes and Tips

• Verify rotor thickness before installation to ensure it meets minimum discard specifications
• Clean mounting surfaces and hub to prevent rotor runout
• Torque mounting bolts to manufacturer specifications for secure fitment
• Inspect brake pads and replace if worn to maintain optimal braking performance
• Perform a bed-in procedure after installation to ensure proper rotor and pad mating

Quality Assurance and Warranty

Raybestos R-Line rotors are manufactured to meet or exceed OEM standards, ensuring consistent quality and durability. The 580023R rotor undergoes rigorous testing for material integrity and dimensional accuracy. While specific warranty details may vary, Raybestos typically offers coverage against defects in materials and workmanship, providing confidence in the product’s reliability.