Stoptech 127.62055L 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 127.62055L) are engineered for reliable braking performance on select Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac vehicles. Designed to meet the demands of models like the Camaro, Firebird, and DeVille, these rotors offer enhanced heat dissipation and consistent stopping power.

• Cross-drilled and slotted surface for improved heat dissipation and brake pad cleaning
• Vented rotor design with straight vane style for efficient cooling
• Coated hat finish to resist corrosion and extend rotor life
• Floating disc mounting for better rotor alignment and reduced warping
• Compatible with 5-lug wheel setups, 16.2 mm stud diameter
• Nominal thickness of 1.272 inches (32.3 mm) with discard thickness at 1.223 inches (31.06 mm)
• Outside diameter of 11.929 inches (303 mm) and overall height of 2.043 inches (51.9 mm)

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 and debris during braking. The vented rotor construction with straight vanes enhances airflow to reduce heat buildup, which is critical for maintaining consistent braking performance under demanding conditions. The coated hat finish adds corrosion resistance, making these rotors suitable for daily driving and spirited use on compatible Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac models.

Detailed Product Description

These disc brake rotors are specifically designed for vehicles including the Buick LaSabre and Park Avenue, Cadillac Eldorado and Seville, Chevrolet Impala and Monte Carlo, Oldsmobile Aurora and Intrigue, as well as Pontiac Bonneville and Riviera. The part number 127.62055L identifies this rotor as a left-side component with a floating disc mounting system that helps reduce rotor warping and improves overall brake system durability. The vented rotor with straight vanes promotes effective heat dissipation, while the cross-drilled and slotted surface enhances pad bite and helps prevent brake fade. The coated hat finish protects against rust and corrosion, extending the rotor's service life. With a 5-lug hole pattern and precise center hole diameter of 2.78 inches (70.6 mm), installation aligns with factory specifications for these vehicle models.

Common Applications and Problem Solving

• Reduces brake fade caused by excessive heat buildup during aggressive driving
• Improves braking response and pad bite on Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac vehicles
• Helps prevent rotor warping and uneven wear with floating disc mounting
• Minimizes corrosion and extends rotor lifespan with coated hat finish
• Maintains consistent braking performance under daily driving and performance conditions

Installation Notes and Tips

• Ensure compatibility with vehicle make and model before installation
• Check rotor thickness and discard limits (nominal thickness 1.272 inches, discard at 1.223 inches) to confirm rotor usability
• Use proper torque specifications for 5-lug wheel mounting to avoid rotor damage
• Inspect brake pads and calipers during rotor replacement for optimal system performance
• Floating disc mounting requires correct alignment to prevent noise and uneven wear

Quality Assurance and Warranty

StopTech Sport Cross-Drilled & Slotted Disc Brake Rotors are manufactured to meet or exceed OEM standards for fit, form, and function. The rotors undergo rigorous quality control to ensure durability and consistent braking performance. 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 coverage information.