Stoptech 227.42080L 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 227.42080L) is engineered for enhanced braking performance on select Nissan and INFINITI vehicles. Designed with a vented, slotted, and cross-drilled surface, this rotor improves heat dissipation and brake pad bite for consistent stopping power.

• Cross-drilled and slotted surface for improved heat dissipation and debris removal
• Vented rotor design to reduce brake fade under heavy use
• Floating disc mounting for better rotor alignment and reduced warping
• Compatible with multiple Nissan and INFINITI models including 350Z, 370Z, Altima, G35, FX35, and Q70
• Precision dimensions: 12.583 inch (319.6 mm) outside diameter, 1.106 inch (28.1 mm) nominal thickness

Detailed Product Features and Specifications

This StopTech rotor features a vented design with straight vanes to optimize airflow and cooling during braking. The cross-drilled and slotted surface enhances pad bite and helps evacuate gases, dust, and water, which can improve braking consistency in various driving conditions. The rotor has a floating disc mounting style, which allows for slight movement to reduce stress and minimize warping over time.

Key dimensions include an outside diameter of 12.583 inches (319.6 mm), a nominal thickness of 1.106 inches (28.1 mm), and an overall height of 1.937 inches (49.2 mm). The rotor includes five lug holes with a 4.5 inch (114.3 mm) bolt circle diameter and a center hole diameter of 2.677 inches (68 mm). This rotor does not include ABS tone rings or bearings.

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

The StopTech Select Sport Cross-Drilled & Slotted Disc Brake Rotors line is designed to provide a balance of performance and durability for sport and daily driving applications. This product line focuses on improving brake cooling and pad engagement through cross-drilled holes and slots, while the vented rotor design helps maintain consistent braking performance under moderate to aggressive driving conditions. The 227.42080L rotor is a part of this line, tailored for specific Nissan and INFINITI models to ensure proper fit and function.

Compatible Vehicles and Common Applications

• INFINITI models: EX35, EX37, FX35, FX45, G25, G35, G37, M35, M35h, M37, M45, M56, Q40, Q70, Q70L, QX50, QX70
• Nissan models: 350Z, 370Z, Altima, Maxima, Murano
• Ideal for addressing brake fade, uneven rotor wear, and reduced braking efficiency
• Suitable for drivers seeking improved brake cooling and consistent pedal feel

Installation Notes and Tips

• Ensure rotor thickness is above discard thickness of 1.024 inches (26 mm) before installation
• Verify compatibility with vehicle lug pattern: 5 lug holes, 0.508 inch (12.9 mm) diameter
• Use proper torque specifications for mounting bolts on the 4.5 inch (114.3 mm) bolt circle diameter
• Inspect brake pads and calipers during installation for optimal performance
• Break in new rotors according to manufacturer recommendations to avoid uneven wear

Quality Assurance and Warranty

StopTech Select Sport Cross-Drilled & Slotted Disc Brake Rotors are manufactured to meet or exceed OEM specifications for fit, form, and function. The rotors undergo rigorous quality control to ensure durability and consistent performance. While specific warranty details are not provided here, StopTech products typically come with a limited warranty against defects in materials and workmanship. Consult product documentation or StopTech directly for exact warranty terms.