Stoptech 128.62057R Disc Brake Rotor - Front Right

StopTech Sport Cross-Drilled Disc Brake Rotors Overview

The StopTech Sport Cross-Drilled Disc Brake Rotor 128.62057R is engineered for reliable braking performance on select Buick, Oldsmobile, and Pontiac 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 and gas dissipation
• Vented rotor design to reduce brake fade
• Coated hat finish for corrosion resistance
• Floating disc mounting for better thermal expansion management
• Compatible with 5-lug wheel setups on specific GM models

Detailed Product Features and Specifications

This StopTech rotor features a vented design with straight vanes that promote airflow and cooling during braking. The cross-drilled surface helps to evacuate gases and debris, maintaining consistent pad contact and reducing the risk of brake fade. The rotor has a nominal thickness of 1.272 inches (32.3 mm) and a discard thickness of 1.223 inches (31.06 mm), ensuring a long service life within safe wear limits. The overall diameter measures 10.945 inches (278 mm), with a center hole diameter of 2.783 inches (70.7 mm) and a mounting bolt circle diameter of 4.646 inches (118 mm). This rotor weighs approximately 15 lbs (6.82 kg) and is designed for floating disc mounting, which allows for better thermal expansion and rotor alignment.

StopTech Sport Cross-Drilled Disc Brake Rotors Product Line

The StopTech Sport Cross-Drilled Disc Brake Rotors line focuses on performance-oriented rotors that balance durability and heat management. These rotors are designed with cross-drilled surfaces and vented construction to improve braking efficiency under demanding conditions. The coated hat finish enhances corrosion resistance, making them suitable for both street and light track use. This product line is ideal for drivers seeking reliable braking upgrades for compatible Buick, Oldsmobile, and Pontiac models.

Compatible Vehicles and Applications

This rotor is compatible with a range of GM vehicles, including Buick Century, LeSabre, Regal, and Silhouette; Oldsmobile 88 and LSS; and Pontiac Bonneville, Grand Prix, Intrigue, Montana, Regency, and Trans Sport. The part number 128.62057R ensures proper fitment for these models equipped with 5-lug wheel patterns and the specified rotor dimensions.

• Improves brake cooling and reduces fade during extended use
• Restores braking performance on worn or warped rotors
• Addresses vibration or pulsation issues caused by uneven rotor surfaces
• Enhances stopping power for heavier or performance-oriented vehicles
• Provides corrosion resistance for longer rotor life

Installation Notes and Tips

When installing the StopTech Sport Cross-Drilled Disc Brake Rotor 128.62057R, ensure the rotor thickness is within discard limits before mounting. The floating disc mounting requires proper alignment to avoid uneven wear. Use compatible brake pads recommended for cross-drilled rotors to maximize performance and longevity. Verify the 5-lug bolt pattern and center hole diameter match the vehicle specifications. It is advisable to inspect wheel bearings and suspension components during installation for optimal brake system function.

Quality Assurance and Warranty

StopTech rotors are manufactured to meet or exceed OEM standards for fit, form, and function. The coated hat finish provides additional protection against corrosion, extending rotor life. While specific warranty details are not provided here, StopTech products typically come with a limited warranty covering defects in materials and workmanship. Always consult the product documentation or manufacturer for exact warranty terms.