Stoptech 127.35063L Disc Brake Rotor - Rear Left

StopTech Sport Cross-Drilled & Slotted Disc Brake Rotors Overview

The StopTech Sport Cross-Drilled & Slotted Disc Brake Rotor 127.35063L is engineered for Mercedes-Benz models including CLS400, CLS500, CLS550, E320, E350, E400, E500, E550, GLK250, GLK280, GLK300, and GLK350. Designed to enhance braking performance, this vented rotor features a coated hat finish and 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 reduce brake fade
• Coated hat finish to resist corrosion and extend rotor life
• Nominal thickness of 0.866 inches (22.000 mm) with discard thickness at 0.764 inches (19.400 mm)
• Overall diameter of 11.811 inches (300.000 mm) and height of 2.689 inches (68.300 mm)
• Five lug holes with a 4.409 inch (112.000 mm) bolt circle diameter
• Floating/dih disc mounting with one miscellaneous hole for precise fitment
• Weight approximately 15.5 lbs (7.05 kgs) for balanced performance

About StopTech Sport Cross-Drilled & Slotted Disc Brake Rotors

The StopTech Sport Cross-Drilled & Slotted Disc Brake Rotors line is designed to provide enhanced braking performance through improved heat management and debris removal. The combination of cross-drilled holes and precision slots helps maintain consistent brake pad contact and reduces the risk of brake fade under demanding driving conditions. This rotor line is suitable for drivers seeking reliable stopping power and durability on performance-oriented Mercedes-Benz vehicles.

Detailed Product Description

This StopTech rotor 127.35063L features a vented design with curved vanes that promote airflow to cool the rotor during braking. The slotted and drilled surface improves pad bite and helps evacuate gases and dust generated during braking. The coated hat finish protects against rust and corrosion, extending the rotor’s service life. With a nominal thickness of 0.866 inches and discard thickness of 0.764 inches, this rotor meets strict OEM specifications for safe replacement. The rotor’s 11.811 inch diameter and 2.689 inch height ensure proper fitment on compatible Mercedes-Benz models.

Common Applications and Problem Solving

• Reduces brake fade during aggressive or repeated braking
• Improves heat dissipation to prevent rotor warping
• Enhances braking response and pad bite for safer stops
• Minimizes brake dust buildup on wheels
• Resists corrosion for longer rotor lifespan

Installation Notes and Tips

• Compatible with Mercedes-Benz CLS400, CLS500, CLS550, E320, E350, E400, E500, E550, GLK250, GLK280, GLK300, and GLK350 models
• Ensure rotor thickness is above discard thickness before installation
• Use proper torque specifications for the 5 lug bolts on the 112 mm bolt circle
• Check for ABS tone ring compatibility as this rotor does not include one
• Inspect brake pads and calipers during rotor replacement for optimal performance

Quality Assurance and Warranty

StopTech disc brake rotors are manufactured to meet or exceed OEM standards for fit, form, and function. The 127.35063L rotor undergoes rigorous quality control to ensure durability and consistent braking performance. While specific warranty details are not provided here, StopTech products typically come with a limited warranty against defects in materials and workmanship. Always consult product documentation or the manufacturer for exact warranty terms.