PowerStop AR8638XPR Disc Brake Rotor Set - Front

Power Stop Front Drilled, Slotted and Zinc Plated Brake Rotor Pair Overview

The Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair (Part Number AR8638XPR) is engineered for reliable braking performance on select Chevrolet, GMC, Isuzu, and Oldsmobile models. Designed specifically for vehicles like the Chevrolet Blazer, GMC Jimmy, and Isuzu Hombre, this rotor set offers enhanced heat dissipation and corrosion resistance.

• Front disc brake rotor set with drilled and slotted surface
• Vented rotor design for improved cooling
• Zinc plated coating for rust resistance
• Nominal thickness between 27.50 mm and 28.90 mm
• Outside diameter of 274.00 mm (10.80 inches)
• Mounting bolt hole circle diameter of 120.70 mm with 5 lug holes
• Overall height approximately 54.70 mm (2.20 inches)
• Discard thickness at 27.50 mm and 1.08 mm minimum thickness

Detailed Product Features and Specifications

This Power Stop rotor pair features a slotted and drilled surface type that helps reduce brake fade by allowing gases and debris to escape during braking. The vented rotor design improves airflow, which aids in heat dissipation and maintains consistent braking performance under demanding conditions. The zinc plating provides a protective layer against rust and corrosion, extending the rotor's service life. With a nominal thickness ranging from 27.50 mm to 28.90 mm and a discard thickness of 27.50 mm, these rotors meet precise specifications for safe replacement. The 5-lug hole pattern with a 120.70 mm bolt circle diameter ensures proper fitment on compatible vehicles.

About the Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair Line

The Power Stop - Front Drilled, Slotted and Zinc Plated Brake Rotor Pair product line focuses on delivering rotors that combine enhanced braking performance with durability. The drilled and slotted design improves pad bite and helps maintain cooler rotor temperatures, while the zinc plating protects against environmental factors that cause rust. This line is tailored for drivers who require reliable stopping power and rotor longevity on their trucks and SUVs.

Compatible Vehicles and Common Applications

• Chevrolet Blazer front brake rotor replacement
• GMC Jimmy and Sonoma brake system upgrade
• Isuzu Hombre front disc brake rotor fitment
• Oldsmobile Bravada brake rotor maintenance
• Chevrolet S10 front rotor replacement

Installation Notes and Tips

• Ensure rotor thickness is above discard thickness before installation
• Clean mounting surface to prevent rotor runout
• Use proper torque specifications for lug nuts
• Inspect brake pads and replace if worn to optimize performance
• Follow manufacturer guidelines for bedding in new rotors

Quality Assurance and Warranty

Power Stop rotors are manufactured to meet or exceed OEM standards for fit, form, and function. The zinc plating provides additional corrosion resistance to extend rotor life. While specific warranty details are not provided here, Power Stop products typically come with a limited warranty against defects in materials and workmanship. Always verify warranty terms with the product documentation or manufacturer.