Stoptech 127.40072L Disc Brake Rotor - Rear Left

StopTech Sport Cross-Drilled & Slotted Disc Brake Rotors Overview

The StopTech Sport Cross-Drilled & Slotted Disc Brake Rotors (Part Number 127.40072L) are engineered for Acura and Honda vehicles, including the MDX, Odyssey, Pilot, and ZDX models. Designed to enhance braking performance, these rotors feature a solid construction with a coated hat finish for durability and corrosion resistance.

• Cross-drilled and slotted surface for improved heat dissipation and brake pad cleaning
• Solid rotor design with a coated hat finish to resist corrosion
• Nominal thickness of 0.433 inches (11.000 mm) with discard thickness at 0.354 inches (9.000 mm)
• Overall diameter of 13.150 inches (334.000 mm) suitable for specified Acura and Honda models
• Five lug holes with a 4.724 inch (120.000 mm) bolt circle diameter
• Center hole diameter of 2.760 inches (70.100 mm) for precise fitment
• Weight approximately 14.75 lbs (6.7 kgs) for balanced performance

About the StopTech Sport Cross-Drilled & Slotted Disc Brake Rotors Line

The StopTech Sport Cross-Drilled & Slotted Disc Brake Rotors line is designed to provide enhanced braking efficiency through improved heat management and pad bite. The cross-drilled holes and slots help reduce brake fade by allowing gases and debris to escape, while the solid rotor construction ensures consistent performance. The coated hat finish adds protection against rust, extending rotor life in daily driving conditions.

Detailed Product Description

This disc brake rotor is a direct replacement part specifically engineered for Acura MDX, Honda Odyssey, Pilot, and ZDX models. The rotor’s 13.150 inch (334 mm) outside diameter and 0.433 inch (11 mm) nominal thickness provide a robust braking surface. The cross-drilled and slotted design improves cooling and helps maintain pad contact by removing dust and gases generated during braking. The solid rotor type offers reliable stopping power, while the coated hat finish protects the rotor’s center from corrosion. The rotor includes five lug holes with a 4.724 inch (120 mm) bolt circle diameter, ensuring proper fitment and secure mounting.

Common Applications and Problem Solving

• Reduces brake fade during extended or aggressive braking
• Improves brake pad bite and responsiveness
• Helps prevent rotor warping caused by excessive heat
• Minimizes brake dust buildup on rotor surface
• Protects against corrosion with coated hat finish

Installation Notes and Tips

• Verify compatibility with Acura MDX, Honda Odyssey, Pilot, and ZDX models before installation
• Ensure rotor thickness is above discard thickness (0.354 inches / 9.000 mm) before use
• Clean rotor surface before installation to remove any protective coatings or residues
• Torque lug nuts to manufacturer specifications to avoid rotor damage
• Check brake pads for wear and replace if necessary during rotor installation

Quality Assurance and Warranty

StopTech disc brake rotors are manufactured to meet or exceed OEM specifications for fit, form, and function. The coated hat finish provides additional corrosion resistance to extend rotor life. While specific warranty details are not provided, StopTech products typically come with a limited warranty against defects in materials and workmanship. Always consult product documentation or manufacturer resources for exact warranty terms.