Raybestos 580279P Disc Brake Rotor - Front

Overview of Raybestos Specialty - Police Disc Brake Rotor 580279P

The Raybestos Specialty - Police Disc Brake Rotor 580279P is engineered for reliable braking performance on heavy-duty vehicles. Designed specifically for select Cadillac, Chevrolet, and GMC models, this vented rotor supports consistent heat dissipation and durability under demanding conditions.

• Vented disc brake rotor for improved cooling
• Nominal thickness of 1.181 inches (30.000 mm)
• Discard thickness at 1.102 inches (28.000 mm)
• Outside diameter of 12.990 inches (329.950 mm)
• Overall height of 2.185 inches (55.500 mm)
• 6 mounting bolt holes with a 5.500 inch (139.700 mm) bolt circle diameter
• Conventional rotor type with no ABS tone ring included

Detailed Product Description and Specifications

This Raybestos disc brake rotor, part number 580279P, is a vented rotor designed to provide enhanced heat dissipation during braking, which helps maintain consistent stopping power and reduces the risk of brake fade. The rotor features a nominal thickness of 1.181 inches (30.000 mm) and a discard thickness of 1.102 inches (28.000 mm), ensuring a clear service life indicator for replacement. Its outside diameter measures 12.990 inches (329.950 mm), and the overall height is 2.185 inches (55.500 mm), making it compatible with specific heavy-duty vehicles.

The rotor includes six mounting bolt holes arranged on a 5.500 inch (139.700 mm) bolt circle diameter, matching the factory specifications for proper fitment. This conventional rotor does not include an ABS tone ring or bearings, so it is intended for vehicles equipped with compatible braking systems. The center hole diameter is 3.094 inches (78.600 mm), ensuring proper alignment on the hub.

Raybestos Specialty - Police Product Line

The Specialty - Police line by Raybestos is designed to meet the rigorous demands of law enforcement and emergency vehicles. This product line focuses on durability and consistent braking performance under high-stress conditions. The 580279P rotor is part of this line, offering robust construction and precise fitment for vehicles such as the Chevrolet Silverado 1500, GMC Sierra 1500, and Cadillac Escalade models, which require dependable braking components for safety and performance.

Compatible Vehicles and Applications

• Cadillac Escalade, Escalade ESV, Escalade EXT, XTS
• Chevrolet Avalanche, Cheyenne, Express 1500, Silverado 1500 (including Classic, LD, Limited), Suburban 1500, Tahoe
• GMC Sierra 1500 (including Classic, Limited), Sierra, Sierra 1500, Sierra 1500 Classic, Yukon, Yukon XL, Yukon XL 1500, Savana 1500

Common Issues Addressed by This Rotor

• Brake fade caused by overheating during heavy use
• Uneven rotor wear leading to vibration or noise
• Reduced braking efficiency due to rotor thickness below discard limits
• Warped rotors causing pedal pulsation
• Compatibility issues with factory bolt patterns and rotor dimensions

Installation Notes and Tips

• Verify rotor thickness before installation to ensure it meets nominal specifications
• Clean mounting surfaces to prevent rotor runout and vibration
• Use proper torque specifications on mounting bolts to avoid warping
• Check compatibility with vehicle ABS systems as this rotor does not include an ABS tone ring
• Inspect brake pads and replace if worn to ensure optimal rotor performance

Quality Assurance and Warranty

Raybestos manufactures the 580279P rotor to meet or exceed OEM standards for fit, form, and function. The Specialty - Police line undergoes rigorous quality control to ensure durability and consistent braking performance. While specific warranty details are not provided here, Raybestos typically offers limited warranties covering defects in materials and workmanship. Consult product documentation or Raybestos directly for warranty terms.