Stoptech 227.44157R Disc Brake Rotor - Rear Right

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

The StopTech Select Sport Cross-Drilled & Slotted Disc Brake Rotors (Part Number 227.44157R) are engineered for reliable braking performance on Lexus and Toyota vehicles. Designed specifically for models like the Land Cruiser, LX570, Sequoia, and Tundra, these rotors offer enhanced heat dissipation and consistent stopping power.

• Cross-drilled and slotted surface for improved heat and gas dissipation
• Vented rotor design to reduce brake fade under heavy use
• Nominal thickness of 0.709 inches (18.000 mm) with discard thickness at 0.630 inches (16.000 mm)
• Overall height of 2.992 inches (76.000 mm) and outside diameter of 13.583 inches (345.000 mm)
• Five lug holes with a 5.906 inch (150.000 mm) bolt circle diameter
• Floating/dih disc mounting with straight vane style for optimal cooling
• Weight approximately 18.1 lbs (8.23 kgs) for balanced performance

Detailed Product Description

The StopTech Select Sport Cross-Drilled & Slotted Disc Brake Rotors are precision-engineered vented rotors featuring a cross-drilled and slotted surface. This design enhances braking efficiency by allowing heat, dust, and gases to escape more effectively, reducing the risk of brake fade during demanding driving conditions. The vented construction with straight vanes promotes airflow to maintain rotor temperature, which is critical for vehicles like the Lexus Land Cruiser, LX570, Toyota Sequoia, and Tundra that may experience heavy loads or towing.

With a nominal thickness of 0.709 inches (18.000 mm) and a discard thickness of 0.630 inches (16.000 mm), these rotors provide a durable lifespan while maintaining safety standards. The overall height and outside diameter are designed to match OEM specifications, ensuring proper fitment and compatibility. The rotor includes five lug holes with a 5.906 inch (150.000 mm) bolt circle diameter, making installation straightforward on compatible models.

StopTech Select Sport Cross-Drilled & Slotted Disc Brake Rotors Product Line

The StopTech Select Sport Cross-Drilled & Slotted Disc Brake Rotors line focuses on delivering enhanced braking performance through advanced rotor surface technology. The combination of cross-drilled holes and precision slots improves pad bite and heat dissipation, which is especially beneficial for SUVs and trucks like the Toyota Tundra and Lexus LX570. This product line balances performance and durability, making it suitable for both daily driving and more demanding conditions.

Common Applications and Problem Solving

• Reduces brake fade during heavy braking or towing
• Improves heat dissipation to prevent rotor warping
• Enhances braking response and pad cleaning for consistent performance
• Addresses vibration and noise issues caused by uneven rotor surfaces
• Compatible with ABS systems without tone ring interference

Installation Notes and Tips

• Ensure rotor thickness is above discard thickness (0.630 inches) before installation
• Verify bolt pattern and lug hole diameter match vehicle specifications
• Clean rotor surface before installation to remove any protective coatings
• Use proper torque specifications for lug nuts to avoid rotor damage
• Check caliper and pad compatibility with cross-drilled and slotted rotors

Quality Assurance and Warranty

StopTech Select Sport Cross-Drilled & Slotted Disc Brake Rotors are manufactured to meet or exceed OEM standards for fit, form, and function. While specific warranty details are not provided here, StopTech products typically come with a limited warranty covering defects in materials and workmanship. It is recommended to consult the product documentation or manufacturer for exact warranty terms.