PowerStop AR8655 Disc Brake Rotor - Front

Power Stop Front OE Stock Replacement Brake Rotor Overview

The Power Stop - Front OE Stock Replacement Brake Rotor (Part Number AR8655) is engineered for reliable braking performance on heavy-duty Chevrolet and GMC trucks. Designed specifically for front disc brake systems, this rotor meets original equipment specifications to ensure consistent stopping power and durability.

• Compatible with Chevrolet Avalanche 2500, Express 2500/3500, GMC Savana 2500/3500, Sierra 2500 HD/3500, Silverado 2500 HD/3500 models
• Vented disc brake rotor design for improved heat dissipation
• Nominal thickness of 1.50 inches (38.10 mm) with discard thickness at 1.44 inches (36.50 mm)
• Outside diameter of 12.80 inches (325.00 mm) for precise fitment
• Mounting bolt hole circle diameter of 6.50 inches (165.10 mm) with 8 stud/lug holes
• Overall height options of 3.50 inches (89.00 mm) ensuring proper rotor alignment

Detailed Product Description

This Power Stop front disc brake rotor is designed to match the original equipment specifications for select Chevrolet and GMC heavy-duty trucks. The vented rotor construction enhances cooling efficiency, reducing the risk of brake fade during demanding driving conditions. With a nominal thickness of 1.50 inches and a discard thickness of 1.44 inches, the rotor provides a clear service life indicator to maintain optimal braking performance. The 12.80-inch outside diameter and 6.50-inch mounting bolt hole circle diameter with 8 lug holes ensure a secure and precise fit on compatible models.

The Power Stop - Front OE Stock Replacement Brake Rotor line focuses on delivering rotors that meet or exceed OEM standards, providing a direct replacement option without the need for modifications. This product line is ideal for maintaining factory-level braking performance and reliability on Chevrolet Avalanche 2500, Express 2500/3500, GMC Savana 2500/3500, Sierra 2500 HD/3500, and Silverado 2500 HD/3500 trucks.

Common Applications and Problem Solving

• Replacement for worn or warped front brake rotors on Chevrolet and GMC heavy-duty trucks
• Addresses brake pulsation and vibration issues caused by uneven rotor surfaces
• Restores braking efficiency lost due to rotor thickness below discard limits
• Helps eliminate noise and squealing associated with damaged rotors
• Supports safe towing and heavy load braking by maintaining rotor integrity

Installation Notes and Tips

• Ensure rotor thickness is measured before installation to confirm discard limits
• Clean mounting surfaces to prevent rotor runout and ensure proper fit
• Torque lug nuts to manufacturer specifications to avoid rotor warping
• Inspect brake pads and replace if worn to maximize rotor lifespan
• Follow vehicle-specific service manual instructions for front brake rotor replacement

Quality Assurance and Warranty

Power Stop manufactures the AR8655 rotor to meet stringent quality standards, ensuring consistent performance and durability. While specific warranty details are not provided here, Power Stop products typically come with a limited warranty against defects in materials and workmanship. Users should consult product packaging or manufacturer resources for exact warranty terms.