Stoptech 127.35039L Disc Brake Rotor - Rear Left

StopTech Sport Cross-Drilled & Slotted Disc Brake Rotors Overview

The StopTech Sport Cross-Drilled & Slotted Disc Brake Rotor (Part Number 127.35039L) is engineered for Mercedes-Benz CL500, S430, and S500 models. Designed to enhance braking performance, this vented rotor features a slotted and drilled surface for improved heat dissipation and consistent stopping power.

• Cross-drilled and slotted surface for efficient heat and gas dissipation
• Vented rotor design with curved vanes to optimize cooling
• Coated hat finish to resist corrosion and extend rotor life
• Precision fit with 5 lug holes and 112 mm bolt circle diameter
• Nominal outside diameter of 300 mm (11.811 inches) and overall height of 58.4 mm (2.299 inches)

Detailed Product Features and Specifications

This disc brake rotor is part of the StopTech Sport Cross-Drilled & Slotted Disc Brake Rotors line, known for combining performance and durability. The rotor is vented with curved vanes that promote airflow, reducing brake fade during demanding driving conditions. The slotted and drilled surface helps evacuate brake dust, water, and gases, maintaining consistent pad contact and improving braking response.

With a nominal thickness of 22.0 mm (0.866 inches) and a discard thickness of 19.4 mm (0.764 inches), this rotor meets strict OEM specifications for Mercedes-Benz CL500, S430, and S500 models. The coated hat finish provides corrosion resistance, helping maintain structural integrity over time. The rotor features a center hole diameter of 67 mm (2.638 inches) and a 5-lug hole pattern with 15.3 mm (0.602 inches) diameter holes, ensuring precise mounting and compatibility.

Compatible Vehicles and Applications

• Designed specifically for Mercedes-Benz CL500
• Compatible with Mercedes-Benz S430
• Fits Mercedes-Benz S500 models
• Ideal for drivers seeking improved brake cooling and performance
• Suitable for both daily driving and spirited road use

Installation Notes and Tips

• Ensure rotor thickness is above discard thickness (19.4 mm) before installation
• Use proper torque specifications for the 5-lug mounting pattern
• Check compatibility with existing brake pads and calipers
• Inspect hub surface for cleanliness and flatness prior to installation
• Professional installation is recommended for optimal performance and safety

Quality Assurance and Warranty

StopTech Sport Cross-Drilled & Slotted Disc Brake Rotors are manufactured to meet or exceed OEM standards for fit, form, and function. The coated finish and vented design contribute to long service life and reliable braking performance. While specific warranty details are not provided, StopTech products typically come with manufacturer-backed quality assurance to support durability and customer satisfaction.