Raybestos 580647 Disc Brake Rotor - Rear

Overview of Raybestos Specialty - Truck Disc Brake Rotor 580647

The Raybestos Specialty - Truck Disc Brake Rotor 580647 is engineered for reliable braking performance on select GM vehicles. Designed specifically for Buick Montana, Chevrolet Uplander, Pontiac Montana, Relay, and Saturn Terraza models, this rotor meets precise thickness and mounting specifications to ensure proper fit and function.

• Nominal thickness: 0.470 inches (11.950 mm)
• Discard thickness: 0.410 inches (10.400 mm)
• Mounting bolt hole circle diameter: 114.8 mm (4.520 inches)
• Conventional drum-in-hat type rotor design
• Compatible with multiple GM minivan and crossover models

Detailed Product Specifications

This disc brake rotor features a nominal thickness of 0.470 inches (11.950 mm), providing a solid braking surface for consistent stopping power. The discard thickness is set at 0.410 inches (10.400 mm), indicating the minimum safe thickness before replacement is necessary. The rotor includes a mounting bolt hole circle diameter of 114.8 mm (4.520 inches), ensuring compatibility with the specified GM vehicles. Its conventional drum-in-hat design supports integration with drum parking brakes, common in these models.

Raybestos Specialty - Truck Product Line

The Specialty - Truck line from Raybestos focuses on components tailored for truck and utility vehicle applications, emphasizing durability and fitment accuracy. This product line addresses the unique braking demands of heavier vehicles and those with integrated drum-in-hat rotors, such as the GM minivans and crossovers listed. The 580647 rotor exemplifies this focus by matching exact OEM specifications for thickness and mounting dimensions.

Applications and Problem Solving

• Replacement for worn or warped rotors on Buick Montana and Pontiac Montana
• Restores braking performance on Chevrolet Uplander and Saturn Terraza
• Addresses rotor thickness below discard limits to maintain safety
• Compatible with vehicles requiring conventional drum-in-hat rotors
• Ensures proper fitment with specified mounting bolt hole dimensions

Installation Notes and Tips

When installing the Raybestos 580647 rotor, verify the rotor thickness before and after installation to ensure it meets nominal specifications. Clean the mounting surface to prevent uneven rotor seating. Use proper torque settings on mounting bolts matching the 114.8 mm bolt circle diameter. This rotor is designed for vehicles equipped with drum-in-hat parking brakes, so ensure compatibility with your brake system configuration.

Quality Assurance and Warranty

Raybestos manufactures the 580647 rotor to meet or exceed OEM standards for durability and performance. While specific warranty details are not provided here, Raybestos products typically come with a limited warranty against defects in materials and workmanship. Always consult product documentation or the manufacturer for exact warranty terms.