Stoptech 127.67042L Disc Brake Rotor - Front Left

StopTech Sport Cross-Drilled & Slotted Disc Brake Rotors Overview

The StopTech Sport Cross-Drilled & Slotted Disc Brake Rotors (Part Number 127.67042L) are engineered for Jeep Grand Cherokee models requiring reliable braking performance. These vented rotors feature a slotted and cross-drilled surface designed to improve heat dissipation and maintain consistent stopping power under demanding conditions.

• Cross-drilled and slotted surface for enhanced cooling and debris removal
• Vented rotor design to reduce heat buildup during braking
• Coated hat finish to resist corrosion and extend rotor life
• Floating disc mounting for improved rotor alignment and reduced stress
• Compatible with Jeep Grand Cherokee with 5 lug holes and 12.008 inch (305 mm) outside diameter

Detailed Product Features and Specifications

This StopTech rotor has a nominal thickness of 1.024 inches (26.000 mm) and a discard thickness of 0.965 inches (24.500 mm), ensuring a durable braking surface that meets OEM standards. The rotor’s overall height measures 2.500 inches (63.500 mm), with a center hole diameter of 2.835 inches (72.000 mm) and a mounting bolt hole circle diameter of 5.000 inches (127.000 mm). The rotor is designed with five stud/lug holes, each 0.602 inches (15.300 mm) in diameter, matching the Jeep Grand Cherokee’s wheel hub specifications. The rotor weighs approximately 18 lbs (8.18 kgs), balancing strength and weight for optimal performance.

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 debris clearance. The combination of cross-drilled holes and precision slots helps maintain consistent brake pad contact and reduces the risk of brake fade during aggressive driving or towing. This product line is suitable for drivers seeking a balance between daily driving reliability and sporty braking response.

Common Applications and Problem Solving

• Reduces brake fade caused by excessive heat buildup
• Improves wet weather braking by channeling water away from the rotor surface
• Minimizes brake dust accumulation for cleaner braking components
• Helps prevent rotor warping under heavy braking conditions
• Restores braking performance on Jeep Grand Cherokee models with worn or damaged rotors

Installation Notes and Tips

• Ensure compatibility with Jeep Grand Cherokee models using 5 lug holes and 12.008 inch rotor diameter
• Inspect brake pads and replace if worn to maximize rotor performance
• Torque lug nuts to manufacturer specifications to avoid rotor distortion
• Check for proper rotor alignment and clearance during installation
• Brake system should be bled and tested after installation for safety

Quality Assurance and Warranty

StopTech disc brake rotors are manufactured to meet or exceed OEM specifications, ensuring consistent quality and durability. The rotors feature a corrosion-resistant coated hat finish to extend service 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.