Stoptech 127.44125R Disc Brake Rotor - Front Right

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

The StopTech Sport Cross-Drilled & Slotted Disc Brake Rotors (Part Number 127.44125R) are engineered for Lexus and Toyota vehicles including Avalon, Camry, ES300, IS250, Sienna, and Solara models. These rotors provide reliable braking performance with a vented design and a coated hat finish to resist corrosion.

• Cross-drilled and slotted surface for improved heat dissipation and brake pad cleaning
• Vented rotor design to reduce brake fade during extended use
• Coated hat finish for enhanced corrosion resistance
• Floating disc mounting for better thermal expansion management
• Compatible with Lexus and Toyota models: Avalon, Camry, ES300, IS250, Sienna, Solara
• Disc dimensions: 296 mm outside diameter, 28 mm nominal thickness
• Mounting bolt circle diameter of 114.3 mm with 5 lug holes

Product Line Details

The StopTech Sport Cross-Drilled & Slotted Disc Brake Rotors line is designed to offer improved braking performance through enhanced rotor surface technology. The cross-drilled and slotted pattern helps to evacuate gases and debris from the brake pad surface, maintaining consistent friction and reducing the risk of brake fade. This product line is suitable for drivers seeking a balance between everyday driving reliability and sportier braking response.

Technical Specifications and Features

This disc brake rotor features a vented design with straight vanes to optimize airflow and cooling. The rotor has a nominal thickness of 28.0 mm and a discard thickness of 26.0 mm, ensuring a long service life before replacement is necessary. The overall height measures 49.2 mm, and the center hole diameter is 62.0 mm. The rotor is designed with a floating disc mounting system and includes two miscellaneous holes for additional mounting stability. Weighing approximately 7.73 kg (17 lbs), it balances durability with manageable weight for improved vehicle dynamics.

Common Applications and Problem Solving

• Reduces brake fade during prolonged or aggressive braking
• Improves heat dissipation to prevent rotor warping
• Helps maintain consistent braking performance in wet conditions
• Minimizes brake dust buildup on pads and rotors
• Addresses corrosion issues with coated hat finish

Installation Notes and Tips

Installation of the StopTech Sport Cross-Drilled & Slotted Disc Brake Rotors (127.44125R) requires proper alignment with the 5-lug bolt pattern and a mounting bolt circle diameter of 114.3 mm. Ensure the rotor is mounted on a clean hub surface and torque lug nuts to manufacturer specifications. This rotor does not include bearings or an ABS tone ring, so verify compatibility with your vehicle’s braking system. It is recommended to replace brake pads simultaneously to optimize braking performance.

Quality Assurance and Warranty

StopTech rotors are manufactured to meet or exceed OEM standards for fit, form, and function. The coated hat finish provides additional protection against corrosion, extending 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.