Stoptech 127.62055R Disc Brake Rotor - Front Right

StopTech Sport Cross-Drilled & Slotted Disc Brake Rotors Overview

The StopTech Sport Cross-Drilled & Slotted Disc Brake Rotors (Part Number 127.62055R) are engineered for enhanced braking performance on select Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac vehicles. Designed to improve heat dissipation and reduce brake fade, these rotors are an ideal upgrade for models like the Camaro, Impala, DeVille, and Firebird.

• Cross-drilled and slotted surface for improved cooling and debris removal
• Vented rotor design to enhance heat dissipation
• Coated hat finish to resist corrosion
• Floating disc mounting for better rotor alignment and reduced warping
• Compatible with 5-lug wheel setups and specific bolt patterns

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

The StopTech Sport Cross-Drilled & Slotted Disc Brake Rotors line focuses on performance-oriented rotors that combine cross-drilled holes and precision slots. This design improves brake pad bite and helps evacuate gases, dust, and water from the rotor surface. The vented construction further aids in maintaining optimal operating temperatures during aggressive driving or towing. The coated hat finish adds durability by protecting against rust and corrosion, extending rotor life on vehicles such as the Buick LaSabre and Pontiac Bonneville.

Technical Specifications and Compatibility

This disc brake rotor features a nominal thickness of 1.272 inches (32.3 mm) and a discard thickness of 1.223 inches (31.06 mm), ensuring reliable wear limits. The rotor’s outside diameter measures 11.929 inches (303 mm), with an overall height of 2.043 inches (51.9 mm). It includes a 2.78 inch (70.6 mm) center hole diameter and a 4.646 inch (118 mm) mounting bolt hole circle diameter, designed for vehicles with 5 lug holes of 0.638 inches (16.2 mm) diameter. The rotor weighs approximately 17 lbs (7.73 kg) and features straight vane style cooling channels for consistent airflow.

Applications and Problem Solving

• Reduces brake fade during high-performance or heavy-duty driving
• Improves braking response and pad bite on Buick Aurora and Cadillac Seville
• Helps prevent rotor warping and cracking under heat stress
• Minimizes brake dust and debris buildup on Chevrolet Monte Carlo and Oldsmobile Intrigue
• Enhances overall braking system durability and reliability

Installation Notes and Tips

• Ensure compatibility with your vehicle’s make and model before installation
• Check rotor thickness and discard limits to confirm replacement necessity
• Use proper torque specifications on mounting bolts to avoid rotor distortion
• Inspect brake pads and hardware during rotor replacement for optimal performance
• Perform a bed-in procedure after installation to maximize rotor and pad efficiency

Quality Assurance and Warranty

StopTech Sport Cross-Drilled & Slotted Disc Brake Rotors are manufactured to meet or exceed OEM specifications for fit, form, and function. The coated hat finish provides corrosion resistance to extend rotor life. While specific warranty details are not provided here, StopTech products typically come with a limited warranty against defects in materials and workmanship. Always consult the product documentation or manufacturer for exact warranty terms.