Stoptech 128.44158L Disc Brake Rotor - Front Left

StopTech Sport Cross-Drilled Disc Brake Rotors Overview

The StopTech Sport Cross-Drilled Disc Brake Rotor 128.44158L is engineered for reliable braking performance on select Lexus and Toyota models. Designed to meet the demands of daily driving and spirited road use, this rotor offers enhanced heat dissipation and consistent stopping power.

• Cross-drilled surface for improved heat and gas dissipation
• Vented rotor design to reduce brake fade
• Coated hat finish for corrosion resistance
• Floating disc mounting for better thermal expansion
• Compatible with Lexus Highlander, NX200t, NX300, NX300h, RX350, RX450h, and Toyota Sienna
• Part number 128.44158L ensures exact fitment

Product Features and Specifications

This disc brake rotor features a vented design with straight vanes to optimize airflow and cooling during braking. The cross-drilled surface helps to dissipate heat and gases generated under heavy braking, reducing the risk of brake fade. The rotor has a coated hat finish that protects against rust and corrosion, extending its service life. With an outside diameter of 328 mm (12.913 inches) and an overall height of 49.4 mm (1.945 inches), it fits precisely on the specified Lexus and Toyota models. The rotor uses a floating disc mounting system and includes two miscellaneous holes for additional mounting stability. It has a nominal thickness of 28 mm (1.102 inches) and a discard thickness of 25 mm (0.984 inches), ensuring safe replacement intervals. The rotor weighs approximately 9.45 kg (20.8 lbs), balancing durability and performance.

About StopTech Sport Cross-Drilled Disc Brake Rotors

The StopTech Sport Cross-Drilled Disc Brake Rotors line is designed to provide enhanced braking performance through improved heat management and durability. Cross-drilled rotors like the 128.44158L help maintain consistent brake feel by allowing heat and gases to escape more efficiently than standard rotors. The vented design further aids in cooling, making this product line suitable for drivers who require reliable stopping power under varied driving conditions. This rotor is part of StopTech's commitment to quality and precision fitment for Lexus and Toyota vehicles.

Common Applications and Problem Solving

• Reduces brake fade during extended or aggressive braking
• Improves heat dissipation to prevent rotor warping
• Minimizes brake dust buildup on wheels
• Restores braking performance on Lexus Highlander and RX series
• Ensures proper fit and function on Toyota Sienna and NX models

Installation Notes and Tips

Ensure the rotor is installed on compatible Lexus or Toyota models as listed. Verify the part number 128.44158L matches your vehicle’s specifications before installation. Use proper torque settings on the 5 lug holes with a 114.3 mm bolt circle diameter. The floating disc mounting requires careful alignment to allow for thermal expansion. It is recommended to replace brake pads simultaneously to maintain optimal braking performance. No bearings or ABS tone ring are included with this rotor.

Quality Assurance and Warranty

StopTech Sport Cross-Drilled Disc Brake Rotors are manufactured to meet or exceed OEM standards for fit, form, and function. The coated hat finish provides corrosion resistance to extend rotor life. While specific warranty details are not provided here, StopTech products typically come with a limited warranty against defects in materials and workmanship. Always consult the product documentation or manufacturer for exact warranty terms.