Stoptech 127.62099R 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 127.62099R) are engineered for enhanced braking performance on select Buick, Cadillac, and Chevrolet vehicles. Designed specifically for models like the Buick Allure and LaCrosse, Cadillac DTS, and Chevrolet Impala and Lucerne, these rotors offer reliable stopping power with improved heat dissipation.

• Cross-drilled and slotted surface for better heat and gas dissipation
• Vented rotor design to reduce brake fade
• Coated hat finish for corrosion resistance
• Floating disc mounting for improved rotor alignment
• Compatible with 5-lug wheel setups and 115 mm bolt circle diameter

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 enhances braking efficiency by allowing gases and debris to escape while maintaining rotor integrity. The vented construction further aids in cooling, making these rotors suitable for daily driving and spirited use on compatible Buick, Cadillac, and Chevrolet models.

Technical Specifications and Features

This disc brake rotor features a nominal thickness of 1.181 inches (30.000 mm) and a discard thickness of 1.126 inches (28.600 mm), ensuring a long service life before replacement is necessary. The rotor has an outside diameter of 12.717 inches (323.000 mm) and an overall height of 2.059 inches (52.300 mm). It includes a floating disc mounting system and a straight vane style for efficient heat dissipation. The hat is coated to resist corrosion, and the rotor weighs approximately 22.5 lbs (10.23 kgs). Note that this rotor does not include ABS tone rings or bearings.

Applications and Problem Solving

• Improves braking performance on Buick Allure, Cadillac DTS, and Chevrolet Impala models
• Reduces brake fade during extended or aggressive braking
• Minimizes heat buildup with vented and cross-drilled design
• Helps prevent rotor warping and cracking under stress
• Enhances pad bite and braking consistency with slotted surface

Installation Notes and Tips

• Ensure compatibility with your vehicle’s 5-lug wheel pattern and 115 mm bolt circle diameter
• Check rotor thickness before installation; replace if below discard thickness
• Use proper torque specifications on mounting bolts to avoid rotor distortion
• Inspect brake pads and hardware during rotor replacement for optimal performance
• Floating disc mounting requires correct alignment for best results

Quality Assurance and Warranty

StopTech 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 refer to the manufacturer’s warranty documentation for complete terms.