Raybestos 5040R Disc Brake Rotor and Hub Assembly - Front

Overview of Raybestos R-Line 5040R Disc Brake Rotor and Hub Assembly

The Raybestos R-Line 5040R disc brake rotor and hub assembly is engineered for reliable braking performance on select Buick, Chevrolet, Oldsmobile, and Pontiac vehicles. Designed to meet OEM specifications, this rotor and hub assembly ensures proper fit and function for models such as the Camaro, Impala, Bonneville, and Firebird.

• Part Number: 5040R
• Mounting Bolt Hole Quantity: 5
• Mounting Bolt Hole Circle Diameter: 120.65 mm (4.75 inches)
• Mounting Bolt Hole Diameter: 13.6 mm (0.535 inches)
• Stud/Lug Hole Quantity: 5
• Nominal Thickness: 26.3 mm (1.035 inches)
• Discard Thickness: 24.5 mm (0.965 inches)

Detailed Product Specifications and Features

This disc brake rotor and hub assembly features a 5-bolt mounting pattern with a bolt circle diameter of 120.65 mm (4.75 inches), compatible with vehicles requiring this specific configuration. The rotor's nominal thickness is 26.3 mm (1.035 inches), providing sufficient material for effective braking and longevity. The discard thickness is set at 24.5 mm (0.965 inches), indicating the minimum safe thickness before replacement is necessary. The 5 stud/lug hole design ensures secure wheel attachment and proper alignment.

R-Line Product Line Information

The Raybestos R-Line product line focuses on delivering reliable, direct-fit brake components that meet or exceed OEM standards. The 5040R rotor and hub assembly is part of this line, offering consistent quality and fitment for classic and late-model vehicles from Buick, Chevrolet, Oldsmobile, and Pontiac. R-Line parts are designed to simplify installation while maintaining the performance expected from Raybestos.

Compatible Vehicles and Common Applications

• Buick models including Century, LeSabre, Skylark, and Regal
• Chevrolet models such as Camaro, Caprice, Impala, and Nova
• Oldsmobile models including Delta 88 and Omega
• Pontiac models like Bonneville, Firebird, Catalina, Parisienne, and Phoenix

This assembly is suitable for vehicles requiring a 5-lug, 120.65 mm bolt circle diameter rotor and hub assembly with the specified thickness dimensions.

Installation Notes and Tips

• Verify vehicle compatibility using make, model, and year before installation
• Inspect mounting surfaces and hardware for wear or damage prior to assembly
• Ensure proper torque specifications are followed for mounting bolts and lug nuts
• Check rotor thickness before installation to confirm it meets minimum discard thickness
• Use appropriate brake lubricant on hub contact surfaces to prevent corrosion and noise

Quality Assurance and Warranty

Raybestos R-Line brake components are manufactured to meet strict quality standards and OEM specifications. The 5040R disc brake rotor and hub assembly undergoes rigorous testing to ensure durability and performance. Warranty coverage details should be confirmed with the product documentation or supplier, as they may vary by region and application.