Stoptech 127.65091L Disc Brake Rotor - Front Left

StopTech Sport Cross-Drilled & Slotted Disc Brake Rotors Overview

The StopTech Sport Cross-Drilled & Slotted Disc Brake Rotor (Part Number 127.65091L) is engineered for Ford Explorer and Mercury Mountaineer models. Designed to enhance braking performance, this vented rotor features a coated hat finish and a floating disc mounting system for improved heat dissipation and durability.

• Cross-drilled and slotted surface for efficient heat and gas dissipation
• Vented rotor design with straight vane style to reduce brake fade
• Coated hat finish to resist corrosion and extend rotor life
• Floating disc mounting for better thermal expansion management
• Compatible with 5-lug wheel setups on Ford Explorer and Mercury Mountaineer

Detailed Product Specifications

This disc brake rotor has an outside diameter of 305 mm (12.008 inches) and an overall height of 56.3 mm (2.217 inches). The nominal thickness measures 26.0 mm (1.024 inches), with a discard thickness of 24.5 mm (0.965 inches), ensuring precise wear limits for safe operation. The rotor features a center hole diameter of 82 mm (3.228 inches) and a mounting bolt hole circle diameter of 114.3 mm (4.5 inches), accommodating five lug holes each measuring 13.7 mm (0.539 inches) in diameter. Weighing approximately 8.75 kg (19.25 lbs), this rotor balances strength and weight for optimal braking response.

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 performance through improved heat dissipation and pad bite. The cross-drilled and slotted surface pattern helps evacuate gases and debris, reducing brake fade during aggressive driving or towing. The vented rotor design with straight vanes promotes airflow to maintain cooler operating temperatures. This product line is suitable for drivers seeking reliable stopping power and rotor longevity on vehicles like the Ford Explorer and Mercury Mountaineer.

Common Applications and Problem Solving

• Reduces brake fade during heavy braking or towing
• Improves wet weather braking by channeling water away from the rotor surface
• Minimizes brake dust buildup for cleaner operation
• Prevents rotor warping caused by excessive heat
• Restores braking performance on worn or damaged rotors

Installation Notes and Tips

• Ensure compatibility with Ford Explorer and Mercury Mountaineer models before installation
• Check rotor thickness and discard limits to confirm suitability for your vehicle
• Use proper torque specifications on lug nuts to avoid rotor damage
• Inspect brake pads and replace if worn to maximize rotor performance
• Follow manufacturer guidelines for bedding-in new rotors and pads

Quality Assurance and Warranty

StopTech disc brake rotors are manufactured to meet or exceed OEM specifications, ensuring reliable performance and durability. 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. Consult the product documentation or manufacturer for exact warranty terms.