Raybestos 982638 Disc Brake Rotor - Rear

Overview of Raybestos 982638 Disc Brake Rotor

The Raybestos Specialty - Truck; Coated Rotor 982638 is engineered for reliable braking performance on Mercedes-Benz Sprinter models. Designed specifically for Sprinter 1500, 2500, 3500, and 3500XD, this solid disc brake rotor offers durability and consistent stopping power.

• Material: Cast iron for strength and heat dissipation
• Nominal thickness: 0.709 inches (18.000 mm)
• Discard thickness: 0.630 inches (16.000 mm)
• Inside diameter: 8.047 inches (204.400 mm)
• Outside diameter: 11.728 inches (297.900 mm)
• Mounting bolt hole quantity: 6 with 5.118 inches (130.000 mm) bolt circle diameter
• Surface type: Smooth, solid rotor design
• Conventional drum-in-hat type rotor

Detailed Product Description

This Raybestos disc brake rotor 982638 is constructed from cast iron, providing a balance of durability and effective heat dissipation critical for heavy-duty truck applications. The rotor features a solid design with a smooth surface, optimized for consistent brake pad contact and reduced noise. Its nominal thickness of 0.709 inches ensures a long service life, while the discard thickness of 0.630 inches indicates when replacement is necessary to maintain safe braking performance.

The rotor’s dimensions, including an inside diameter of 8.047 inches and an outside diameter of 11.728 inches, are tailored to fit Mercedes-Benz Sprinter 1500, 2500, 3500, and 3500XD models. The 6 mounting bolt holes with a 5.118-inch bolt circle diameter provide secure installation and compatibility with the vehicle’s hub assembly.

About the Specialty - Truck; Coated Rotor Product Line

The Raybestos Specialty - Truck; Coated Rotor line is designed to meet the demands of commercial and heavy-duty vehicles. This product line focuses on rotors that offer enhanced corrosion resistance through specialized coatings, extending rotor life in harsh environments. The 982638 rotor fits within this line by combining a durable cast iron core with a protective coating, making it suitable for Mercedes-Benz Sprinter trucks used in various commercial applications.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Mercedes-Benz Sprinter 1500, 2500, 3500, and 3500XD
• Addresses brake pulsation caused by uneven rotor surfaces
• Solves noise issues related to rotor surface imperfections
• Prevents premature rotor corrosion in harsh weather conditions
• Maintains consistent braking performance under heavy load conditions

Installation Notes and Tips

• Ensure rotor thickness is above discard thickness (0.630 inches) before installation
• Clean mounting surface to prevent uneven rotor seating
• Torque mounting bolts to manufacturer specifications for secure fitment
• Inspect brake pads for wear and replace if necessary to ensure optimal rotor contact
• Check for proper alignment with hub assembly to avoid premature wear

Quality Assurance and Warranty

Raybestos rotors, including part number 982638, are manufactured to meet strict quality standards for material composition and dimensional accuracy. The Specialty - Truck; Coated Rotor line undergoes rigorous testing to ensure durability and performance under demanding conditions. Warranty coverage details should be confirmed with the product documentation or supplier, as they may vary by region and application.