Raybestos 580438 Disc Brake Rotor - Front

Overview of Raybestos Specialty - Truck Disc Brake Rotor 580438

The Raybestos Specialty - Truck Disc Brake Rotor 580438 is engineered for reliable braking performance on heavy-duty trucks and SUVs. Designed specifically for select Cadillac, Chevrolet, and GMC models, this vented rotor ensures effective heat dissipation and consistent stopping power under demanding conditions.

• Vented disc brake rotor for improved cooling
• Nominal thickness of 1.285 inches (32.650 mm)
• Discard thickness at 1.215 inches (30.850 mm)
• Overall height of 2.602 inches (66.100 mm)
• Outside diameter measuring 11.610 inches (294.900 mm)
• 6 mounting bolt holes with a 5.5 inch (139.700 mm) bolt circle diameter
• Conventional rotor design compatible with drum-in-hat setups

Detailed Product Specifications

This Raybestos disc brake rotor features a vented design that enhances heat dissipation during braking, reducing the risk of brake fade on vehicles such as the Chevrolet Tahoe, GMC Yukon, and Cadillac Escalade. The rotor’s nominal thickness is 1.285 inches (32.650 mm), with a discard thickness of 1.215 inches (30.850 mm), indicating when replacement is necessary to maintain safe braking performance. The overall height of 2.602 inches (66.100 mm) and an outside diameter of 11.610 inches (294.900 mm) ensure proper fitment and compatibility with the specified truck and SUV models. The rotor includes six mounting bolt holes arranged on a 5.5 inch (139.700 mm) bolt circle diameter, matching the factory specifications for secure installation.

About the Specialty - Truck Product Line

The Raybestos Specialty - Truck line is tailored for heavy-duty and truck applications, focusing on durability and performance under higher load conditions. This product line addresses the specific braking needs of larger vehicles like the Chevrolet K1500 Suburban and GMC K2500, providing rotors that meet OEM standards for thickness, venting, and mounting configurations. The 580438 rotor exemplifies this line’s commitment to reliable braking components designed for truck and SUV platforms.

Common Applications and Problem Solving

• Replacement for worn or warped rotors causing brake pulsation
• Upgrading from solid to vented rotors for improved heat management
• Addressing rotor thickness below discard limits to restore braking efficiency
• Resolving noise or vibration issues related to rotor surface irregularities
• Ensuring proper fitment on Cadillac Escalade, Chevrolet Blazer, and GMC Yukon models

Installation Notes and Tips

• Verify rotor thickness before installation to ensure it meets minimum discard specifications
• Clean mounting surfaces to prevent rotor runout and vibration
• Use proper torque specifications on the 6 mounting bolts to secure the rotor
• Inspect brake pads and calipers during installation for optimal system performance
• Follow manufacturer guidelines for bedding in new rotors and pads

Quality Assurance and Warranty

Raybestos disc brake rotors undergo rigorous quality control to meet industry standards for durability and performance. The Specialty - Truck line is manufactured to OEM specifications, ensuring compatibility and reliability. While specific warranty details for part number 580438 should be confirmed with the supplier, Raybestos typically offers limited warranties covering defects in materials and workmanship.