Stoptech 127.34066L Disc Brake Rotor - Rear Left

StopTech Sport Cross-Drilled & Slotted Disc Brake Rotors Overview

The StopTech Sport Cross-Drilled & Slotted Disc Brake Rotor 127.34066L is engineered for Mini Cooper vehicles requiring reliable braking performance. Designed with a solid rotor construction and a coated hat finish, this rotor balances durability and heat dissipation for consistent stopping power.

• Compatible with Mini Cooper models
• Part number: 127.34066L
• Solid disc brake rotor with cross-drilled and slotted surface
• Coated hat finish for corrosion resistance
• Overall diameter: 10.197 inches (259 mm)
• Nominal thickness: 0.394 inches (10.000 mm)
• Discard thickness: 0.331 inches (8.400 mm)
• Floating disc mounting design
• 4 stud/lug holes with 0.579 inch (14.700 mm) diameter

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

The StopTech Sport Cross-Drilled & Slotted Disc Brake Rotors line is designed to improve brake cooling and reduce fade through enhanced surface features. The combination of cross-drilled holes and precision slots helps evacuate gases and debris, maintaining consistent brake pad contact. This rotor line is suitable for drivers seeking improved braking response and durability on Mini Cooper vehicles.

Technical Specifications and Features

This disc brake rotor features a solid construction with a coated hat finish to resist corrosion and extend service life. The rotor measures 10.197 inches (259 mm) in outside diameter and has a nominal thickness of 0.394 inches (10.000 mm), with a discard thickness of 0.331 inches (8.400 mm). The overall height is 1.732 inches (44.000 mm), and it includes a floating disc mounting design for better thermal expansion management. The rotor has 4 stud/lug holes with a diameter of 0.579 inches (14.700 mm) and a mounting bolt hole circle diameter of 100 mm (3.937 inches). This rotor does not include ABS tone rings or bearings.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Mini Cooper models
• Improves brake cooling to reduce fade during spirited driving
• Addresses uneven brake pad wear caused by rotor surface glazing
• Helps eliminate brake noise and vibration from rotor imperfections
• Restores braking performance after rotor thickness falls below discard limits

Installation Notes and Tips

• Ensure rotor thickness is within nominal and discard specifications before installation
• Clean rotor surface to remove any protective coatings or contaminants
• Use proper torque specifications for mounting bolts to avoid rotor warping
• Check compatibility with Mini Cooper model year and brake system configuration
• Inspect brake pads and replace if worn to ensure optimal rotor performance

Quality Assurance and Warranty

StopTech disc brake rotors are manufactured to meet or exceed OEM standards for fit, form, and function. The coated hat finish provides 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 verify warranty coverage with the product supplier.