Stoptech 128.61116L Disc Brake Rotor - Front Left

StopTech Sport Cross-Drilled Disc Brake Rotors Overview

The StopTech Sport Cross-Drilled Disc Brake Rotor 128.61116L is engineered for Ford Mustang models requiring reliable braking performance. Designed with vented construction and cross-drilled surface, this rotor enhances heat dissipation and braking consistency under demanding conditions.

• Cross-drilled surface for improved heat dissipation and reduced brake fade
• Vented rotor design with 41 OEM-style pillar vanes for efficient cooling
• Coated hat finish to resist corrosion and extend rotor life
• Floating disc mounting for better thermal expansion management
• Precision fit with 5 lug holes and 380 mm outside diameter for Ford Mustang

StopTech Sport Cross-Drilled Disc Brake Rotors Product Line

The StopTech Sport Cross-Drilled Disc Brake Rotors line focuses on performance-oriented rotors that combine enhanced cooling features with durability. This product line uses cross-drilled surfaces and vented designs to maintain consistent braking under high stress, making it suitable for street and light track use. The 128.61116L rotor benefits from these design principles, offering a balance of heat management and structural integrity for the Ford Mustang.

Technical Specifications and Features

This disc brake rotor features a nominal thickness of 34.000 mm (1.339 inches) and a discard thickness of 31.600 mm (1.244 inches), ensuring a long service life before replacement is necessary. The rotor’s overall height measures 64.100 mm (2.524 inches), with a center hole diameter of 71.000 mm (2.795 inches) for precise hub alignment. The rotor weighs approximately 15.94 kg (35.15 lbs), reflecting its robust vented construction. The mounting bolt hole circle diameter is 114.3 mm (4.5 inches) with 5 lug holes sized at 15.6 mm (0.614 inches), matching Ford Mustang specifications. The rotor’s floating disc mounting design allows for thermal expansion, reducing the risk of warping during heavy braking.

Applications and Problem Solving

• Compatible with Ford Mustang models requiring 380 mm vented rotors
• Reduces brake fade during aggressive driving or track use
• Improves heat dissipation to prevent rotor warping
• Resists corrosion with coated hat finish for extended rotor life
• Maintains consistent braking performance under high thermal loads

Installation Notes and Tips

Ensure the rotor thickness is above the discard thickness of 31.600 mm before installation. The rotor is designed for floating disc mounting; verify compatibility with your vehicle’s caliper system. Clean the rotor surface before installation to remove any protective coatings or residues. Confirm the 5-lug bolt pattern and 114.3 mm bolt circle diameter match your Ford Mustang hub assembly. No bearings or ABS tone ring are included with this rotor.

Quality Assurance and Warranty

StopTech Sport Cross-Drilled Disc Brake Rotors are manufactured to meet OEM specifications for fit and performance. The coated hat finish provides corrosion resistance to extend rotor lifespan. While specific warranty details are not provided, StopTech products typically adhere to industry standards for quality and durability.