Stoptech 126.44157SL Disc Brake Rotor - Rear Left

StopTech Sport Slotted Disc Brake Rotors Overview

The StopTech Sport Slotted Disc Brake Rotors (Part Number 126.44157SL) are engineered for Lexus and Toyota vehicles, including the Land Cruiser, LX570, Sequoia, and Tundra models. Designed to enhance braking performance, these rotors feature a vented and slotted surface for improved heat dissipation and consistent stopping power.

• Compatible with Lexus Land Cruiser, LX570, Toyota Sequoia, and Tundra
• Part Number: 126.44157SL
• Vented disc brake rotor with slotted surface
• Coated hat finish for corrosion resistance
• Overall diameter: 345 mm (13.583 inches)
• Nominal thickness: 18.000 mm (0.709 inches)
• Discard thickness: 16.000 mm (0.630 inches)
• 5 lug holes with 16.3 mm diameter
• Floating disc mounting with 8 miscellaneous holes and straight vane style
• Weight approximately 8.23 kg (18.1 lbs)

StopTech Sport Slotted Disc Brake Rotors Product Line

The StopTech Sport Slotted Disc Brake Rotors line is designed to provide enhanced braking performance through improved heat management and pad bite. The slotted surface helps evacuate gases and debris, reducing brake fade during demanding driving conditions. This product line focuses on vented rotors with a coated hat finish to resist corrosion, making them suitable for both daily driving and spirited use on Lexus and Toyota SUVs and trucks.

Technical Details and Specifications

These rotors feature a vented design with straight vanes to optimize airflow and cooling. The slotted surface improves pad contact and helps maintain consistent braking performance. The coated hat finish protects against rust and corrosion, extending rotor life. With an overall height of 76 mm (2.992 inches) and a center hole diameter of 112 mm (4.409 inches), these rotors are engineered for precise fitment. The mounting bolt hole circle diameter is 150 mm (5.906 inches) with five lug holes, each 16.3 mm (0.642 inches) in diameter. The floating disc mounting system with 8 miscellaneous holes supports rotor stability and heat dissipation.

Applications and Problem Solving

• Improves braking performance on Lexus Land Cruiser, LX570, Toyota Sequoia, and Tundra
• Reduces brake fade during heavy or repeated braking
• Helps prevent rotor warping caused by excessive heat buildup
• Minimizes corrosion with coated hat finish for longer service life
• Enhances pad bite and debris removal with slotted surface design

Installation Notes and Tips

• Ensure compatibility with vehicle make and model before installation
• Inspect brake pads and replace if worn to optimize rotor performance
• Torque lug nuts to manufacturer specifications to avoid rotor distortion
• Check for ABS tone ring compatibility; this rotor does not include an ABS tone ring
• Professional installation is recommended for proper fit and safety

Quality Assurance and Warranty

StopTech Sport Slotted Disc Brake Rotors are manufactured to meet or exceed OEM standards for fit, form, and function. The coated finish and vented design contribute to durability and consistent braking performance. While specific warranty details are not provided, StopTech products typically come with a limited warranty against defects in materials and workmanship. Refer to StopTech or authorized distributors for exact warranty terms.