Raybestos 580031R Disc Brake Rotor - Front

Overview of Raybestos R-Line Disc Brake Rotor 580031R

The Raybestos R-Line Disc Brake Rotor 580031R is engineered for reliable braking performance on select Buick, Oldsmobile, and Pontiac vehicles. Designed as a vented, conventional rotor, it offers precise fitment for models like the Buick Rendezvous, Pontiac Aztek, and Oldsmobile Silhouette.

• Vented disc brake rotor for improved heat dissipation
• Nominal thickness of 1.185 inches (30.1 mm) with discard thickness at 1.063 inches (27 mm)
• Overall height of 2.040 inches (51.8 mm)
• Outside diameter measures 11.815 inches (300.1 mm)
• Five mounting bolt holes with a 4.528 inch (115 mm) bolt circle diameter
• Center hole diameter of 2.798 inches (71.05 mm)
• Compatible with 5 stud/lug hole configurations

Detailed Product Specifications

This Raybestos R-Line rotor (part number 580031R) is a vented, conventional type rotor designed to maintain optimal braking efficiency by allowing better airflow and heat dissipation during operation. The nominal thickness of 1.185 inches ensures durability and consistent braking performance, while the discard thickness of 1.063 inches indicates when the rotor should be replaced to maintain safety standards. The rotor’s overall height of 2.040 inches and outside diameter of 11.815 inches provide a precise fit for the specified vehicle models. The five mounting bolt holes with a 4.528 inch bolt circle diameter and a center hole diameter of 2.798 inches ensure secure installation on compatible hubs.

Raybestos R-Line Product Line Information

The R-Line by Raybestos focuses on delivering dependable brake components that meet or exceed OEM specifications. This product line emphasizes quality materials and manufacturing processes to provide rotors that offer consistent performance and longevity. The 580031R rotor is part of this line, designed specifically for vehicles requiring vented, conventional rotors with precise fitment and reliable braking characteristics.

Compatible Vehicles and Applications

• Buick Rendezvous
• Oldsmobile Silhouette
• Pontiac Aztek
• Buick Montana
• Pontiac Montana

This rotor is suitable for drivers seeking replacement parts that match factory specifications for these models, ensuring proper fit and function.

Common Issues Addressed by This Rotor

• Brake pulsation caused by warped rotors
• Reduced braking efficiency due to worn rotor thickness
• Overheating from insufficient rotor ventilation
• Uneven brake pad wear linked to rotor surface irregularities
• Noise and vibration during braking from damaged rotors

Installation Notes and Tips

When installing the Raybestos R-Line 580031R rotor, ensure the mounting surface is clean and free of rust or debris. Verify the rotor thickness before installation to confirm it meets the nominal thickness specifications. Use proper torque settings on the five mounting bolts to secure the rotor evenly. It is recommended to replace brake pads simultaneously to maintain optimal braking performance and avoid uneven wear.

Quality Assurance and Warranty

Raybestos manufactures the R-Line rotors to meet stringent quality standards, ensuring durability and consistent braking performance. While specific warranty details for part number 580031R should be confirmed with the supplier, Raybestos typically offers limited warranties covering defects in materials and workmanship. Proper installation and maintenance are essential to maximize the service life of this rotor.