Raybestos 982119 Disc Brake Rotor - Rear

Raybestos Disc Brake Rotor for Mercedes-Benz SL Models

The Raybestos Specialty - Street Performance; Coated Rotor (Part Number 982119) is engineered for reliable braking performance on Mercedes-Benz SL400, SL450, and SL550 vehicles. This vented disc brake rotor is designed to meet the demands of street driving while maintaining durability and consistent stopping power.

• Compatible with Mercedes-Benz SL400, SL450, and SL550 models
• Vented disc brake rotor design for improved heat dissipation
• Nominal thickness of 0.945 inches (24.000 mm) with discard thickness at 0.866 inches (22.000 mm)
• Overall height of 1.992 inches (50.600 mm) and outside diameter of 12.598 inches (320.000 mm)
• Five mounting bolt holes with a bolt circle diameter of 4.409 inches (112.000 mm)
• Center hole diameter of 2.638 inches (67.000 mm) for precise fitment
• Coated rotor surface to resist corrosion and extend rotor life

Specialty - Street Performance; Coated Rotor Product Line

The Raybestos Specialty - Street Performance; Coated Rotor line focuses on delivering rotors that balance performance and longevity for street-driven vehicles. The coated finish helps protect against rust and corrosion, which is especially beneficial for Mercedes-Benz SL models that require consistent braking performance in various driving conditions. This product line is tailored to provide dependable stopping power while maintaining rotor integrity over time.

Technical Details and Specifications

This disc brake rotor features a vented design that enhances cooling by allowing air to flow between the rotor surfaces, reducing the risk of brake fade during extended use. The nominal thickness of 0.945 inches (24.000 mm) ensures structural strength, while the discard thickness of 0.866 inches (22.000 mm) indicates the minimum safe thickness before replacement is necessary. The rotor’s overall height of 1.992 inches (50.600 mm) and outside diameter of 12.598 inches (320.000 mm) are engineered to match the original equipment specifications for the Mercedes-Benz SL400, SL450, and SL550. The five mounting bolt holes with a 4.409-inch (112.000 mm) bolt circle diameter and 0.600-inch (15.250 mm) bolt hole diameter provide secure installation and alignment.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Mercedes-Benz SL400, SL450, and SL550
• Addresses brake noise and vibration caused by uneven rotor surfaces
• Improves heat dissipation to reduce brake fade during street performance driving
• Prevents corrosion-related rotor damage with coated surface finish
• Restores braking efficiency and pedal feel for enhanced safety

Installation Notes and Tips

Ensure the rotor surface is clean and free of debris before installation. Verify that the mounting bolt holes align correctly with the vehicle hub. It is recommended to replace brake pads simultaneously to maintain optimal braking performance. Use a calibrated torque wrench to tighten mounting bolts to manufacturer specifications. After installation, perform a bed-in procedure to properly seat the brake pads and rotors.

Quality Assurance and Warranty

Raybestos disc brake rotors are manufactured to meet or exceed OEM standards for fit, form, and function. The Specialty - Street Performance; Coated Rotor line undergoes rigorous quality control to ensure durability and consistent performance. While specific warranty details for part number 982119 should be confirmed with the supplier, Raybestos typically offers limited warranties covering defects in materials and workmanship.