Raybestos 980578R Disc Brake Rotor - Front

Overview of Raybestos R-Line Disc Brake Rotor 980578R

The Raybestos R-Line Disc Brake Rotor 980578R is engineered for reliable braking performance on select Cadillac and Saab vehicles. Designed as a vented, conventional rotor, it offers consistent heat dissipation and durability for models including the Saab 9-3, 9-3X, and BLS.

• Vented disc brake rotor with smooth surface finish
• Nominal thickness of 1.102 inches (28.000 mm) and discard thickness of 0.984 inches (25.000 mm)
• Overall height of 1.772 inches (45.000 mm)
• Outside diameter measuring 12.362 inches (314.000 mm)
• Inside diameter of 7.047 inches (179.000 mm) with a center hole diameter of 2.756 inches (70.000 mm)
• Five mounting bolt holes with a bolt circle diameter of 4.331 inches (110.000 mm)
• Compatible with 5 stud/lug hole configurations

Raybestos R-Line Product Line Details

The R-Line series from Raybestos focuses on delivering dependable replacement brake components that meet or exceed OEM specifications. This line emphasizes quality materials and precise manufacturing tolerances, ensuring that the 980578R disc brake rotor maintains consistent braking performance and longevity for Cadillac and Saab vehicles requiring vented rotors.

Technical Specifications and Features

This disc brake rotor features a vented design to improve heat dissipation during braking, reducing the risk of brake fade under normal driving conditions. The smooth surface type ensures even pad contact and wear. With a nominal thickness of 1.102 inches and a discard thickness of 0.984 inches, the rotor provides a clear service life indicator for maintenance. The rotor’s overall height of 1.772 inches and outside diameter of 12.362 inches align with factory specifications for proper fitment and function.

Compatible Vehicles and Applications

• Compatible with Cadillac and Saab vehicles
• Specifically designed for Saab 9-3, 9-3X, and BLS models
• Ideal for replacing worn or damaged rotors on these vehicles
• Suitable for vehicles requiring a 5-bolt mounting pattern with 5 lug holes

Installation Notes and Tips

• Ensure rotor thickness is above discard thickness (0.984 inches) before installation
• Verify mounting bolt hole pattern and center hole diameter for proper fit
• Clean rotor surface before installation to remove any protective coatings
• Use proper torque specifications on mounting bolts to avoid warping
• Inspect brake pads and hardware during rotor replacement for optimal performance

Quality Assurance and Warranty

Raybestos R-Line rotors are manufactured to meet stringent quality standards, ensuring consistent performance and durability. While specific warranty details for part number 980578R should be confirmed with the supplier, Raybestos typically offers coverage against defects in materials and workmanship. This rotor is designed to provide reliable braking for Cadillac and Saab vehicles when installed and maintained according to manufacturer guidelines.