PowerStop AR8654 Disc Brake Rotor - Front

Power Stop Front OE Stock Replacement Brake Rotor Overview

The Power Stop - Front OE Stock Replacement Brake Rotor (Part Number AR8654) is engineered to meet the exact specifications of your vehicle's original equipment. Designed for reliable performance, this vented disc brake rotor is compatible with a range of Cadillac, Chevrolet, and GMC models, including the Escalade, Silverado 1500, and Yukon series.

• Vented disc brake rotor for improved heat dissipation
• Nominal thickness of 1.18 inches (30.00 mm) ensuring durability
• Discard thickness at 1.10 inches (28.00 mm) for safe replacement intervals
• Outside diameter of 13.00 inches (330.00 mm) for precise fitment
• Mounting bolt hole circle diameter of 5.50 inches (140.50 mm) with 6 lug holes
• Overall height of 2.20 inches (55.00 mm) matching OE specifications

Detailed Product Description

This Power Stop rotor is a direct OE stock replacement designed to maintain the braking performance and safety of your vehicle. The vented design helps reduce heat buildup during braking, which can prevent warping and extend rotor life. With a nominal thickness of 1.18 inches (30.00 mm) and a discard thickness of 1.10 inches (28.00 mm), this rotor provides a clear service life window to ensure timely replacement. The rotor’s 13-inch (330 mm) outside diameter and 6-lug hole pattern with a 5.50-inch (140.50 mm) bolt circle diameter ensure compatibility with front brake assemblies on select Cadillac, Chevrolet, and GMC trucks and SUVs.

About the Power Stop - Front OE Stock Replacement Brake Rotor Line

The Power Stop - Front OE Stock Replacement Brake Rotor line is designed to replicate the original equipment specifications for front brake rotors. This product line focuses on delivering consistent fitment and reliable braking performance without additional coatings or modifications. It is ideal for vehicle owners seeking a straightforward replacement rotor that meets factory standards for thickness, diameter, and mounting configuration.

Compatible Vehicles and Common Applications

• Cadillac Escalade, Escalade ESV, Escalade EXT, XTS
• Chevrolet Avalanche, Silverado 1500 (including Classic and LD), Suburban 1500, Tahoe, Express 1500
• GMC Sierra 1500 (Classic and Limited), Yukon, Yukon XL, Yukon XL 1500, Savana 1500

Issues This Rotor Addresses

• Brake rotor warping due to heat buildup
• Reduced braking performance from worn or thin rotors
• Vibration or pulsation during braking caused by uneven rotor surfaces
• Corrosion-related rotor damage (note: this rotor does not have rust-resistant coating)
• Maintaining factory brake system specifications for safety and performance

Installation Notes and Tips

• Ensure rotor thickness is above discard thickness (1.10 inches / 28.00 mm) before installation
• Clean mounting surfaces to prevent uneven rotor seating
• Torque lug nuts to manufacturer specifications for proper fitment
• Inspect brake pads and replace if worn to avoid uneven rotor wear
• Check for proper vent clearance to maintain cooling efficiency

Quality Assurance and Warranty

Power Stop manufactures this rotor to meet OE standards for fit, form, and function. While this rotor does not include a rust-resistant coating, it is engineered for consistent performance under normal operating conditions. Warranty details should be confirmed with the original product documentation or supplier.