Stoptech 227.61042L Disc Brake Rotor - Rear Left

StopTech Select Sport Cross-Drilled & Slotted Disc Brake Rotors Overview

The StopTech Select Sport Cross-Drilled & Slotted Disc Brake Rotors (part number 227.61042L) are engineered for Ford Mustang models requiring reliable braking performance. These solid rotors feature a cross-drilled and slotted surface designed to improve heat dissipation and maintain consistent stopping power under demanding conditions.

• Compatible with Ford Mustang vehicles
• Part number: 227.61042L
• Solid disc brake rotor with cross-drilled and slotted surface
• Outside diameter: 267.0 mm (10.512 inches)
• Nominal thickness: 13.9 mm (0.547 inches)
• Discard thickness: 12.8 mm (0.504 inches)
• Overall height: 49.9 mm (1.965 inches)
• Floating disc mounting design
• 5 lug holes with 114.3 mm (4.5 inches) bolt circle diameter
• Weight approximately 5.23 kg (11.5 lbs)

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

The StopTech Select Sport Cross-Drilled & Slotted Disc Brake Rotors line is designed to offer enhanced braking performance through improved rotor cooling and debris removal. The combination of cross-drilled holes and precision slots helps reduce brake fade by allowing heat and gases to escape more efficiently. This product line is suitable for drivers seeking a balance between everyday driving and spirited performance, making it a practical upgrade for Ford Mustang owners.

Technical Specifications and Features

This disc brake rotor is a solid type, providing a sturdy and reliable braking surface. The rotor measures 267 mm in outside diameter and has a nominal thickness of 13.9 mm, with a discard thickness of 12.8 mm, ensuring it meets OEM standards for replacement. The overall height of 49.9 mm and a center hole diameter of 70.8 mm allow for proper fitment on compatible Mustang models. The rotor features a floating disc mounting design and includes five lug holes with a 114.3 mm bolt circle diameter, matching factory specifications. Note that this rotor does not include an ABS tone ring or bearings.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Ford Mustang vehicles
• Improves heat dissipation to reduce brake fade during aggressive driving
• Helps maintain consistent braking performance under heavy use
• Addresses rotor surface glazing and uneven pad wear
• Enhances braking response with cross-drilled and slotted design

Installation Notes and Tips

Ensure the rotor thickness is above the discard thickness of 12.8 mm before installation. Clean the rotor surface to remove any protective coatings or debris. Verify compatibility with your specific Ford Mustang model year and brake system. Use proper torque specifications for the 5 lug bolts on the 114.3 mm bolt circle diameter. Since this rotor does not include bearings or an ABS tone ring, reuse existing components or replace separately as needed.

Quality Assurance and Warranty

StopTech Select Sport Cross-Drilled & Slotted Disc Brake Rotors are manufactured to meet or exceed OEM standards for fit, form, and function. The solid rotor construction and precision machining ensure durability and consistent performance. Warranty information is provided by StopTech and typically covers defects in materials and workmanship under normal use. Consult StopTech or authorized distributors for specific warranty details related to part number 227.61042L.