Stoptech 127.61087L Disc Brake Rotor - Rear Left

StopTech Sport Cross-Drilled & Slotted Disc Brake Rotors Overview

The StopTech Sport Cross-Drilled & Slotted Disc Brake Rotor 127.61087L is engineered for Ford Mustang owners seeking reliable braking performance. Designed with vented construction and a coated hat finish, this rotor balances heat dissipation and corrosion resistance for consistent stopping power.

• Cross-drilled and slotted surface for improved heat dissipation and brake pad cleaning
• Vented rotor design to reduce brake fade during extended use
• Coated hat finish to resist corrosion and extend rotor life
• Floating disc mounting for enhanced rotor alignment and performance
• Compatible with 5-lug Ford Mustang wheel hubs
• Nominal thickness of 0.752 inches (19.1 mm) with discard thickness at 0.685 inches (17.4 mm)
• Overall diameter of 11.811 inches (300 mm) and overall height of 1.386 inches (35.2 mm)

Detailed Product Description

This StopTech Sport Cross-Drilled & Slotted Disc Brake Rotor (part number 127.61087L) is specifically designed for Ford Mustang models requiring a 5-lug rotor with a 114.3 mm bolt circle diameter. The rotor features a vented design with straight vanes to optimize airflow and cooling during braking. The cross-drilled and slotted surface pattern helps to evacuate gases, dust, and water, improving brake pad contact and reducing the risk of brake fade under demanding conditions.

The rotor’s coated hat finish provides additional protection against rust and corrosion, which is essential for maintaining performance and appearance over time. With a center hole diameter of 2.783 inches (70.7 mm) and stud hole diameter of 0.579 inches (14.7 mm), this rotor fits precisely on compatible Ford Mustang hubs. Weighing approximately 13.4 lbs (6.09 kg), it balances durability with manageable weight for improved vehicle dynamics.

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 for street and light track use. These rotors combine cross-drilled holes and precision slots to improve heat dissipation and pad bite, while the vented construction helps maintain consistent braking under stress. This product line is suitable for drivers who require reliable stopping power with improved rotor cooling and pad cleaning capabilities.

Common Applications and Problem Solving

• Reduces brake fade during spirited driving or towing
• Improves brake pad bite and responsiveness
• Helps prevent rotor glazing and pad deposits
• Minimizes corrosion on rotor hats for longer service life
• Maintains consistent braking performance in wet conditions

Installation Notes and Tips

• Ensure compatibility with Ford Mustang 5-lug hubs and 114.3 mm bolt circle diameter
• Check rotor thickness before installation; discard if below 0.685 inches (17.4 mm)
• Use proper torque specifications for mounting bolts to avoid rotor warping
• Inspect brake pads and hardware during installation for optimal performance
• Break in new rotors and pads according to manufacturer recommendations

Quality Assurance and Warranty

StopTech disc brake rotors are manufactured to meet strict quality standards for durability and performance. The 127.61087L rotor undergoes rigorous testing to ensure consistent thickness, balance, and surface finish. While specific warranty details may vary, StopTech products typically include coverage against manufacturing defects. Refer to StopTech’s official warranty policy for complete information.