Stoptech 227.42076L Disc Brake Rotor - Front Left

StopTech Select Sport Cross-Drilled & Slotted Disc Brake Rotors Overview

The StopTech Select Sport Cross-Drilled & Slotted Disc Brake Rotor (Part Number 227.42076L) is engineered for precise braking performance on Nissan 350Z and Infiniti G35 models. Designed to enhance heat dissipation and maintain consistent stopping power, this rotor is a reliable upgrade for sport-oriented driving.

• Cross-drilled and slotted surface for improved heat and gas dissipation
• Vented rotor design with pillar-style vanes for efficient cooling
• Floating disc mounting for reduced warping and enhanced durability
• Nominal thickness of 1.181 inches (30.000 mm) with discard thickness at 1.118 inches (28.400 mm)
• Overall diameter of 12.756 inches (324.000 mm) suitable for Nissan 350Z and Infiniti G35
• 5 lug holes with a 4.5 inch (114.300 mm) bolt circle diameter
• Weight approximately 20.5 lbs (9.32 kgs) for balanced performance

Product Line Details: StopTech Select Sport Cross-Drilled & Slotted Disc Brake Rotors

The StopTech Select Sport Cross-Drilled & Slotted Disc Brake Rotors line focuses on delivering enhanced braking efficiency through advanced rotor surface technology. The combination of cross-drilled holes and precision slots helps to evacuate heat, brake dust, and gases generated during aggressive braking. This product line is designed to provide consistent pedal feel and reduce brake fade, making it suitable for spirited driving on vehicles like the Nissan 350Z and Infiniti G35.

Technical Specifications and Features

This disc brake rotor features a vented design with pillar-style vanes that promote airflow and cooling during operation. The rotor’s overall height measures 1.933 inches (49.100 mm), and it includes a center hole diameter of 2.677 inches (68.000 mm) to ensure proper fitment. The floating disc mounting system helps accommodate thermal expansion and reduces the risk of rotor warping. Note that this rotor does not include an ABS tone ring or bearings.

Applications and Problem Solving

• Improves braking performance on Nissan 350Z and Infiniti G35 vehicles
• Reduces brake fade during high-temperature conditions
• Minimizes rotor warping and extends rotor life
• Enhances heat dissipation for consistent stopping power
• Helps maintain clean braking surfaces by evacuating dust and gases

Installation Notes and Tips

• Ensure compatibility with Nissan 350Z and Infiniti G35 before installation
• Check rotor thickness and discard limits to confirm replacement timing
• Use proper torque specifications for the 5 lug bolts on the 4.5 inch bolt circle
• Inspect brake pads and calipers during rotor replacement for optimal performance
• Floating rotor design requires correct mounting to avoid noise or uneven wear

Quality Assurance and Warranty

StopTech Select Sport Cross-Drilled & Slotted Disc Brake Rotors are manufactured to meet or exceed OEM standards for fit, form, and function. While specific warranty details are not provided here, StopTech products typically come with a limited warranty covering defects in materials and workmanship. Always refer to the manufacturer’s warranty documentation for complete terms.