Stoptech 126.44159CSL Disc Brake Rotor - Rear Left

StopTech Sport Cryo-Treated Slotted Disc Brake Rotors Overview

The StopTech Sport Cryo-Treated Slotted Disc Brake Rotors (Part Number 126.44159CSL) are engineered for Toyota Highlander models requiring reliable and consistent braking performance. These solid, slotted rotors are designed to enhance heat dissipation and maintain structural integrity under demanding conditions.

• Compatible with Toyota Highlander vehicles
• Part Number: 126.44159CSL
• Solid disc brake rotor with slotted surface
• Cryo-treated for improved durability and performance
• Coated hat finish for corrosion resistance
• Outside diameter: 12.157 inches (308.8 mm)
• Nominal thickness: 0.394 inches (10.0 mm)
• Discard thickness: 0.335 inches (8.5 mm)
• Overall height: 2.752 inches (69.9 mm)
• 5 lug holes with 4.5 inch (114.3 mm) bolt circle diameter
• Center hole diameter: 2.441 inches (62.0 mm)
• Weight approximately 13.3 lbs (6.05 kg)

About StopTech Sport Cryo-Treated Slotted Disc Brake Rotors

The StopTech Sport Cryo-Treated Slotted Disc Brake Rotors line focuses on enhancing rotor lifespan and braking consistency through cryogenic treatment and precision machining. Cryo-treatment reduces internal stresses and improves wear resistance, while the slotted surface aids in debris removal and heat dissipation. This combination is particularly beneficial for Toyota Highlander drivers seeking improved brake response and rotor durability under everyday driving and moderate performance conditions.

Product Details and Specifications

This solid rotor features a slotted surface type designed to help maintain clean pad contact and reduce brake fade. The coated hat finish provides corrosion resistance, extending the rotor's service life. With a nominal thickness of 0.394 inches and a discard thickness of 0.335 inches, these rotors meet strict dimensional standards for safe operation. The rotor's outside diameter measures 12.157 inches, and it includes five lug holes arranged on a 4.5-inch bolt circle diameter, ensuring proper fitment on compatible Toyota Highlander models. The overall height of 2.752 inches and a center hole diameter of 2.441 inches support secure mounting and alignment.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Toyota Highlander vehicles
• Improves braking consistency and reduces brake fade during extended use
• Addresses rotor corrosion issues with coated hat finish
• Helps maintain optimal pad contact with slotted surface design
• Suitable for drivers seeking enhanced rotor durability and performance

Installation Notes and Tips

Ensure compatibility with your Toyota Highlander by verifying lug pattern and rotor dimensions before installation. The rotor does not include bearings or ABS tone rings, so retain existing components if applicable. Proper torque specifications should be followed when mounting the rotor to avoid warping. It is recommended to inspect brake pads and hardware during rotor replacement to maintain overall braking system integrity.

Quality Assurance and Warranty

StopTech Sport Cryo-Treated Slotted Disc Brake Rotors are manufactured to meet OEM standards for fit and function. The cryogenic treatment process enhances rotor durability and performance consistency. While specific warranty details are not provided, StopTech products typically adhere to industry quality controls to ensure reliable operation when installed and maintained according to manufacturer guidelines.