Stoptech 127.66052R Disc Brake Rotor - Rear Right

Overview of StopTech Sport Cross-Drilled & Slotted Disc Brake Rotors

The StopTech Sport Cross-Drilled & Slotted Disc Brake Rotors (Part Number 127.66052R) are engineered for reliable braking performance on select Buick, Chevrolet, GMC, Isuzu, Oldsmobile, and Saab models. Designed to meet the demands of vehicles like the Trailblazer, Envoy, and Ascender, these rotors provide consistent stopping power and enhanced heat dissipation.

• Cross-drilled and slotted surface for improved heat dissipation and brake pad cleaning
• Vented rotor design to reduce brake fade during extended use
• Coated hat finish to resist corrosion and extend rotor life
• Compatible with 6-lug wheel configurations and 5-inch bolt circle diameter
• Nominal thickness of 0.787 inches (20.000 mm) with discard thickness at 0.728 inches (18.500 mm)
• Overall diameter of 12.795 inches (325.000 mm) and overall height of 3.346 inches (85.000 mm)

Detailed Product Description

The StopTech Sport Cross-Drilled & Slotted Disc Brake Rotors are precision-engineered vented rotors featuring a slotted and drilled surface pattern. This design enhances cooling efficiency by allowing heat and gases to escape more effectively, which helps maintain consistent braking performance under demanding conditions. The rotors have a coated hat finish that provides corrosion resistance, helping to maintain structural integrity and appearance over time. With a nominal thickness of 0.787 inches and a discard thickness of 0.728 inches, these rotors meet strict specifications for safe and effective brake operation. The 6-lug hole pattern with a 5-inch bolt circle diameter ensures compatibility with a range of vehicles including the Chevrolet Trailblazer, GMC Envoy, and Buick Rainier.

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

The StopTech Sport Cross-Drilled & Slotted Disc Brake Rotors line is designed to provide enhanced braking performance through advanced rotor surface technology. The combination of cross-drilled holes and precision slots improves pad bite and helps evacuate heat and debris, reducing the risk of brake fade. This product line is suitable for drivers seeking improved brake response and durability on SUVs and trucks such as the Isuzu Ascender and Oldsmobile Bravada.

Applications and Problem Solving

• Reduces brake fade during heavy braking or towing
• Improves heat dissipation to prevent rotor warping
• Helps maintain consistent brake pad contact and performance
• Minimizes brake dust buildup on rotor surface
• Resists corrosion for longer service life in varied weather conditions

Installation Notes and Tips

• Ensure rotor thickness is above discard thickness (0.728 inches) before installation
• Compatible with vehicles featuring 6-lug wheels and 5-inch bolt circle diameter
• Check for proper fitment on models such as Buick Rainier, Chevrolet Trailblazer, and GMC Envoy
• Use recommended torque specifications for mounting bolts
• Inspect brake pads and hardware during rotor replacement for optimal performance

Quality Assurance and Warranty

StopTech rotors are manufactured to meet or exceed OEM specifications, ensuring reliable performance and durability. The coated hat finish provides additional protection against corrosion. While specific warranty details are not provided here, StopTech products typically come with a limited warranty covering defects in materials and workmanship. It is recommended to consult the product documentation or manufacturer for exact warranty terms.