Stoptech 126.44079SR Disc Brake Rotor - Front Right

StopTech Sport Slotted Disc Brake Rotors Overview

The StopTech Sport Slotted Disc Brake Rotors (Part Number 126.44079SR) are engineered for reliable braking performance on select Lexus and Toyota vehicles. Designed with precision, these rotors provide consistent stopping power and enhanced heat dissipation for models like the Toyota Camry, Avalon, ES300, Sienna, and Solara.

• Vented disc brake rotor design for improved cooling
• Slotted surface type to reduce brake fade and maintain pad bite
• Coated hat finish to resist corrosion and extend rotor life
• Floating disc mounting for better rotor alignment and performance
• Compatible with 5-lug wheel configurations and 114.3 mm bolt circle diameter

Detailed Product Specifications

This StopTech rotor features a nominal thickness of 1.102 inches (28.000 mm) and a discard thickness of 1.024 inches (26.000 mm), ensuring precise wear limits for safe operation. The rotor’s outside diameter measures 10.827 inches (275.000 mm), with an overall height of 1.937 inches (49.200 mm). The center hole diameter is 2.441 inches (62.000 mm), designed to fit securely on compatible hubs. The rotor weighs approximately 16 lbs (7.27 kgs), balancing durability and weight for optimal braking response. The rotor includes two miscellaneous holes and a straight vane style for effective heat dissipation during braking. Note that this rotor does not include ABS tone rings or bearings.

About StopTech Sport Slotted Disc Brake Rotors

The StopTech Sport Slotted Disc Brake Rotors line is designed to enhance braking performance through improved heat management and pad contact. The slotted surface helps evacuate gases and debris, reducing brake fade and maintaining consistent friction. The vented rotor design further aids in cooling, making these rotors suitable for daily driving and moderate performance applications on Lexus and Toyota vehicles such as the Avalon, Camry, ES300, Sienna, and Solara.

Common Applications and Problem Solving

• Reduces brake fade during extended or aggressive braking
• Improves pad bite and braking consistency in wet conditions
• Minimizes rotor warping caused by heat buildup
• Prevents corrosion on the rotor hat with coated finish
• Ensures proper fitment for vehicles with 5-lug wheels and 114.3 mm bolt pattern

Installation Notes and Tips

• Verify compatibility with your Lexus or Toyota model before installation
• Ensure rotor discard thickness is not exceeded to maintain safety
• Use proper torque specifications on mounting bolts to avoid rotor distortion
• Inspect brake pads and hardware during rotor replacement for optimal performance
• Floating disc mounting requires correct alignment for best results

Quality Assurance and Warranty

StopTech Sport Slotted Disc Brake Rotors are manufactured to meet or exceed OEM specifications 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 product documentation or the manufacturer for exact warranty terms.