Raybestos 580299 Disc Brake Rotor - Rear

Overview of Raybestos Specialty - Truck Disc Brake Rotor 580299

The Raybestos Specialty - Truck Disc Brake Rotor 580299 is engineered for reliable braking performance on select GM vehicles. Designed specifically for models like the Buick Terraza, Chevrolet Uplander, Pontiac Montana, and Saturn Relay, this rotor meets precise specifications to ensure proper fit and function.

• Part Number: 580299
• Brand Line: Specialty - Truck
• Rotor Type: Solid, Conventional
• Outside Diameter: 11.815 inches (300.1 mm)
• Nominal Thickness: 0.472 inches (12.0 mm)
• Discard Thickness: 0.413 inches (10.5 mm)
• Overall Height: 1.370 inches (34.8 mm)
• Mounting Bolt Hole Quantity: 5
• Center Hole Diameter: 2.782 inches (70.65 mm)
• Mounting Bolt Hole Circle Diameter: 4.528 inches (115.0 mm)
• Mounting Bolt Hole Diameter: 0.557 inches (14.15 mm)
• Stud/Lug Hole Quantity: 5

Detailed Product Description

This Raybestos disc brake rotor is a solid, conventional type designed for truck applications within the Specialty - Truck product line. The rotor's dimensions, including an outside diameter of 11.815 inches and a nominal thickness of 0.472 inches, align with the braking system requirements of the Buick Montana, Chevrolet Uplander, Pontiac Montana, and Saturn Relay. The rotor features a 5-bolt mounting pattern with a bolt circle diameter of 4.528 inches and a center hole diameter of 2.782 inches, ensuring compatibility with the specified vehicles. The discard thickness of 0.413 inches indicates the minimum safe thickness before replacement is necessary, helping maintain braking efficiency and safety.

Compatible Vehicles and Applications

• Buick Terraza
• Chevrolet Uplander
• Pontiac Montana
• Saturn Relay

This rotor is intended for use in disc brake systems on these models, providing a direct replacement that meets factory specifications.

Installation Notes and Tips

• Verify rotor dimensions and bolt pattern before installation to ensure compatibility.
• Inspect brake calipers and pads for wear during rotor replacement.
• Clean mounting surfaces to prevent rotor runout and vibration.
• Torque mounting bolts to manufacturer specifications for safety and performance.
• Check rotor thickness regularly to avoid disc brake fade or failure.

Quality Assurance and Warranty

Raybestos Specialty - Truck rotors are manufactured to meet strict quality standards for durability and performance. The 580299 rotor is engineered to provide consistent braking under typical operating conditions for the specified GM vehicles. Warranty coverage details should be confirmed with the original equipment manufacturer or authorized distributor.