Raybestos 981000R Disc Brake Rotor - Front

Overview of Raybestos R-Line Disc Brake Rotor 981000R

The Raybestos R-Line Disc Brake Rotor 981000R is engineered for reliable braking performance on select Mercedes-Benz models. Designed as a vented, conventional rotor, it offers consistent heat dissipation and durability for vehicles like the GLE43 AMG and ML350.

• Compatible with Mercedes-Benz GLE43 AMG, GLE300d, GLE350, GLE350d, GLE400, ML250, ML350, and ML400
• Part number 981000R ensures precise fitment and quality
• Vented rotor design for improved cooling and reduced brake fade
• Nominal thickness of 1.260 inches (32.000 mm) with discard thickness at 1.158 inches (29.400 mm)
• Outside diameter measures 12.992 inches (330.000 mm) for proper wheel clearance
• Five mounting bolt holes with a 4.409 inch (112.000 mm) bolt circle diameter
• Smooth surface type for consistent pad contact and braking efficiency

Detailed Product Specifications

This Raybestos R-Line disc brake rotor features a vented design that enhances heat dissipation during braking, helping to maintain performance under demanding conditions. The rotor's nominal thickness is 1.260 inches (32.000 mm), with a discard thickness of 1.158 inches (29.400 mm), indicating when replacement is necessary to maintain safety and performance. The outside diameter of 12.992 inches (330.000 mm) and inside diameter of 8.150 inches (207.000 mm) ensure compatibility with the specified Mercedes-Benz models. The rotor includes five mounting bolt holes with a diameter of 0.595 inches (15.100 mm) arranged on a 4.409 inch (112.000 mm) bolt circle diameter, matching factory specifications. The smooth surface type supports even brake pad wear and consistent stopping power.

Raybestos R-Line Product Line Information

The R-Line from Raybestos is a product line focused on delivering reliable, OEM-quality brake components designed to meet or exceed factory specifications. This line emphasizes durability and consistent performance, making it suitable for drivers who require dependable braking on their Mercedes-Benz vehicles. The 981000R rotor is part of this line, offering a balance of quality materials and precise engineering.

Applications and Problem Solving

• Replacement for worn or warped rotors causing brake pulsation
• Restores braking performance on Mercedes-Benz GLE and ML series vehicles
• Addresses rotor thickness below manufacturer discard limits
• Improves heat dissipation to reduce brake fade during heavy use
• Ensures proper fitment and alignment with factory mounting specifications

Installation Notes and Tips

• Verify rotor thickness before installation to ensure it meets minimum discard thickness
• Clean mounting surfaces to prevent uneven rotor seating
• Torque mounting bolts to manufacturer specifications for secure fitment
• Inspect brake pads for wear and replace if necessary during rotor installation
• Perform a bed-in procedure after installation to optimize braking performance

Quality Assurance and Warranty

Raybestos R-Line rotors are manufactured to meet strict quality standards, ensuring consistent performance and durability. While specific warranty details for part number 981000R may vary, Raybestos typically offers limited warranties covering defects in materials and workmanship. Always consult product documentation or contact the manufacturer for exact warranty terms.