Stoptech 128.62120R Disc Brake Rotor - Front Right

StopTech Sport Cross-Drilled Disc Brake Rotors Overview

The StopTech Sport Cross-Drilled Disc Brake Rotor (Part Number 128.62120R) is engineered for reliable braking performance on select Buick, Chevrolet, GMC, and Saab vehicles. Designed to meet the demands of both daily driving and spirited use, this rotor offers enhanced heat dissipation and consistent stopping power.

• Cross-drilled surface for improved heat dissipation and reduced brake fade
• Vented rotor design with pillar-style vanes for efficient cooling
• Coated hat finish to resist corrosion and extend rotor life
• Floating disc mounting for better thermal expansion management
• Compatible with 5-lug wheel setups and specific bolt patterns

Product Features and Specifications

This disc brake rotor features a nominal thickness of 1.177 inches (29.9 mm) and a discard thickness of 1.063 inches (27.0 mm), ensuring a clear service limit for safe operation. The rotor's outside diameter measures 12.638 inches (321 mm), with an overall height of 2.008 inches (51 mm). It includes a center hole diameter of 2.654 inches (67.4 mm) and a mounting bolt hole circle diameter of 4.724 inches (120 mm), designed for vehicles with 5 stud/lug holes each 0.638 inches (16.2 mm) in diameter. The rotor weighs approximately 22.4 lbs (10.18 kgs), balancing durability and performance.

About StopTech Sport Cross-Drilled Disc Brake Rotors

The StopTech Sport Cross-Drilled Disc Brake Rotors line is developed to provide enhanced braking efficiency through cross-drilled surfaces that improve airflow and heat dissipation. The vented rotor design with pillar-style vanes further aids in cooling, reducing the risk of brake fade during demanding driving conditions. The coated hat finish protects against corrosion, making these rotors suitable for a variety of driving environments. This product line is tailored for drivers seeking a balance between performance and longevity.

Compatible Vehicles and Applications

This rotor is compatible with a range of Buick, Chevrolet, GMC, and Saab models, including the Buick Allure, LaCrosse, Regal, Chevrolet Camaro, Corvette, Equinox, Impala, Malibu, Malibu Limited, GMC Terrain, and Saab 9-5. The part number 128.62120R ensures precise fitment for these vehicles, supporting proper brake system function and safety.

• Improves heat management to reduce brake fade
• Replaces worn or warped rotors for smoother braking
• Addresses rotor corrosion with coated hat finish
• Enhances braking consistency under heavy use
• Supports floating disc mounting for thermal expansion

Installation Notes and Tips

Installation of the StopTech Sport Cross-Drilled Disc Brake Rotor requires proper alignment with the 5-lug bolt pattern and attention to the floating disc mounting system. Ensure the rotor is installed on compatible Buick, Chevrolet, GMC, or Saab models as specified. It is recommended to inspect brake pads and hardware during installation and replace if necessary to maintain optimal braking performance.

Quality Assurance and Warranty

StopTech rotors are manufactured to meet strict quality standards, ensuring durability and consistent performance. While specific warranty details for part number 128.62120R should be confirmed with the manufacturer or authorized distributor, StopTech products typically come with coverage against defects in materials and workmanship.