Stoptech 127.40047L Disc Brake Rotor - Rear Left

StopTech Sport Cross-Drilled & Slotted Disc Brake Rotors Overview

The StopTech Sport Cross-Drilled & Slotted Disc Brake Rotor 127.40047L is engineered for Acura TL models requiring reliable braking performance. Designed with a solid rotor construction and a coated hat finish, this rotor balances durability and heat dissipation for consistent stopping power.

• Compatible with Acura TL vehicles
• Part number: 127.40047L
• Solid disc brake rotor with cross-drilled and slotted surface
• Coated hat finish for corrosion resistance
• Outside diameter: 282.5 mm (11.122 inches)
• Nominal thickness: 9.0 mm (0.354 inches)
• Discard thickness: 7.5 mm (0.295 inches)
• 5 lug holes with 114.3 mm bolt circle diameter
• Center hole diameter: 64 mm (2.52 inches)
• Weight approximately 4.2 kg (9.25 lbs)

Detailed Product Description

This StopTech Sport Cross-Drilled & Slotted Disc Brake Rotor is a solid rotor designed specifically for Acura TL models. The rotor features a cross-drilled and slotted surface type that helps improve brake pad bite and assists in heat dissipation during braking. The solid rotor design provides consistent braking performance under normal driving conditions. The coated hat finish protects the rotor from corrosion, extending its service life. With an outside diameter of 282.5 mm and a nominal thickness of 9.0 mm, this rotor meets the specifications required for proper fitment and function on compatible Acura TL vehicles. The rotor includes five lug holes with a 114.3 mm bolt circle diameter and a center hole diameter of 64 mm, ensuring precise mounting and alignment.

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

The StopTech Sport Cross-Drilled & Slotted Disc Brake Rotors line is designed to offer enhanced braking performance through improved heat dissipation and pad bite. The combination of cross-drilled holes and slots helps to evacuate gases, dust, and water from the rotor surface, which can improve braking consistency and reduce fade. This product line is suitable for drivers seeking a balance between everyday driving reliability and enhanced braking response, making it a practical upgrade for Acura TL owners.

Common Applications and Issues Addressed

• Improves braking performance for Acura TL vehicles
• Reduces brake fade during extended use
• Helps prevent rotor warping caused by heat buildup
• Minimizes brake dust accumulation on rotor surface
• Enhances pad bite for more responsive braking

Installation Notes and Tips

• Ensure compatibility with Acura TL model year before installation
• Check rotor thickness and discard thickness to confirm replacement timing
• Use proper torque specifications for the 5 lug nuts on the 114.3 mm bolt circle
• Inspect brake pads and replace if worn to optimize rotor performance
• Clean rotor surface before installation to remove any protective coatings or debris

Quality Assurance and Warranty

StopTech disc brake rotors are manufactured to meet strict quality standards for fitment and performance. The coated hat finish provides corrosion resistance to extend rotor life. While specific warranty details are not provided here, StopTech products typically come with manufacturer-backed warranties covering defects in materials and workmanship. Always refer to the official StopTech warranty documentation for complete terms.