Raybestos 581999 Disc Brake Rotor - Rear

Overview of Raybestos 581999 Disc Brake Rotor

The Raybestos Specialty - Street Performance; Coated Rotor 581999 is engineered for reliable braking performance on select Buick, Chevrolet, and GMC models. Designed as a solid, smooth-surface disc brake rotor, it meets precise specifications to ensure proper fit and function.

• Part Number: 581999
• Brand: Raybestos Specialty - Street Performance; Coated Rotor
• Type: Solid Disc Brake Rotor with Smooth Surface
• Compatible Makes: Buick, Chevrolet, GMC
• Compatible Models: Envision, Envista, Equinox, LaCrosse, Malibu, Regal Sportback, Regal TourX, Terrain, Trax
• Mounting Bolt Hole Quantity: 5
• Outside Diameter: 288 mm (11.339 inches)
• Nominal Thickness: 12.000 mm (0.472 inches)
• Discard Thickness: 10.000 mm (0.394 inches)
• Center Hole Diameter: 70.700 mm (2.783 inches)
• Mounting Bolt Hole Circle Diameter: 115.000 mm (4.528 inches)

Raybestos Specialty - Street Performance; Coated Rotor Line

This rotor is part of the Raybestos Specialty - Street Performance; Coated Rotor line, which focuses on delivering durable braking components for street-driven vehicles. The coated finish helps resist corrosion and extends rotor life, making it suitable for drivers who demand consistent performance in everyday driving conditions. This line balances quality and longevity without compromising fitment for specific vehicle applications.

Detailed Product Description and Specifications

The Raybestos 581999 rotor is a solid disc brake rotor designed with a smooth surface to provide consistent braking contact and reduce noise. Its overall height measures 45.750 mm (1.801 inches), and it features a 5-bolt mounting pattern with a bolt hole diameter of 14.000 mm (0.551 inches). The rotor’s inside diameter is 203.300 mm (8.004 inches), ensuring compatibility with the brake assembly of the specified Buick, Chevrolet, and GMC models. The nominal thickness of 12.000 mm (0.472 inches) and discard thickness of 10.000 mm (0.394 inches) provide clear service limits for maintenance and replacement.

Applications and Problem Solving

• Replacement for worn or warped rotors on Buick Envision, Chevrolet Equinox, and GMC Terrain
• Restores braking performance on Chevrolet Malibu and Buick LaCrosse models
• Addresses rotor thickness below manufacturer specifications to maintain safety
• Prevents brake noise and vibration caused by uneven rotor surfaces
• Suitable for vehicles experiencing corrosion or surface wear on original rotors

Installation Notes and Tips

• Ensure rotor thickness is above discard thickness before installation
• Clean mounting surfaces to prevent rotor runout and vibration
• Torque mounting bolts to manufacturer specifications for secure fitment
• Inspect brake pads for wear and replace if necessary during rotor installation
• Follow vehicle-specific service manual for brake system procedures

Quality Assurance and Warranty

Raybestos rotors are manufactured to meet or exceed OEM standards for fit, form, and function. The Specialty - Street Performance; Coated Rotor line includes corrosion-resistant coatings to enhance durability. While specific warranty details are not provided here, Raybestos products typically come with a limited warranty against defects in materials and workmanship. Always verify warranty terms with the product documentation or authorized sources.