Raybestos 580029PER Disc Brake Rotor - Rear

Overview of Raybestos 580029PER Disc Brake Rotor

The Raybestos 580029PER disc brake rotor is engineered for reliable braking performance on select Buick, Chevrolet, GMC, Isuzu, Oldsmobile, and Saab models. Designed with vented construction and drum-in-hat style, this rotor supports effective heat dissipation and durability for street performance applications.

• Vented disc brake rotor with drum-in-hat design
• Overall diameter: 12.8 inches (325.1 mm)
• Nominal thickness: 0.785 inches (19.95 mm)
• Discard thickness: 0.728 inches (18.5 mm)
• Overall height: 3.345 inches (84.95 mm)
• Mounting bolt hole quantity: 6 with 0.511 inch (13 mm) diameter
• Center hole diameter: 3.094 inches (78.6 mm)
• Mounting bolt hole circle diameter: 5 inches (127 mm)
• Stud/lug hole quantity: 6

Specialty - Street Performance; S-Groove Technology Line

This rotor is part of the Raybestos Specialty - Street Performance; S-Groove Technology line, which focuses on delivering consistent braking performance for street-driven vehicles. The S-Groove design helps reduce brake fade and maintain rotor integrity under demanding conditions, making it suitable for drivers who require dependable stopping power without sacrificing rotor longevity.

Detailed Product Description

The Raybestos 580029PER rotor features a vented design that enhances heat dissipation during braking, reducing the risk of warping and brake fade. Its drum-in-hat configuration integrates a parking brake drum within the rotor, providing a compact and efficient solution for vehicles equipped with rear drum parking brakes. The rotor’s precise dimensions, including a 12.8-inch outside diameter and 6 mounting bolt holes, ensure compatibility with specific models such as the Chevrolet Trailblazer, GMC Envoy, Buick Rainier, and others. The nominal thickness of 0.785 inches and discard thickness of 0.728 inches define the rotor’s usable lifespan before replacement is necessary.

Applications and Problem Solving

• Replacement for worn or warped rear disc brake rotors on compatible SUVs and trucks
• Addresses brake fade caused by excessive heat buildup during street driving
• Restores proper parking brake function with integrated drum-in-hat design
• Improves braking consistency on vehicles with six-lug wheel configurations
• Suitable for vehicles experiencing rotor thickness below manufacturer specifications

Installation Notes and Tips

• Verify vehicle compatibility with the Raybestos 580029PER part number before installation
• Inspect mounting surfaces and hardware for wear or damage during rotor replacement
• Ensure proper torque specifications on mounting bolts to avoid rotor misalignment
• Check parking brake adjustment after installation due to drum-in-hat design
• Follow manufacturer guidelines for bedding-in new rotors to optimize performance

Quality Assurance and Warranty

Raybestos rotors are manufactured to meet or exceed OEM standards for fit, form, and function. The 580029PER rotor undergoes rigorous quality control to ensure durability and consistent braking performance. Warranty coverage details should be confirmed through Raybestos or authorized distributors, as terms may vary by application and region.