PowerStop AR8675EVC Disc Brake Rotor - Rear

Power Stop Rear Genuine Geomet Coated Rotor Overview

The Power Stop - Rear Genuine Geomet Coated Rotor (Part Number AR8675EVC) is engineered for reliable braking performance on select GM vehicles. Designed specifically for rear disc brake applications, this rotor offers corrosion resistance and precise fitment for Buick, Chevrolet, GMC, and Saturn models.

• Compatible with Buick Enclave, Chevrolet Acadia, Acadia Limited, GMC Acadia, Outlook, and Traverse
• Part Number: AR8675EVC
• Vented disc brake rotor design for improved heat dissipation
• Geomet rust-resistant coating to reduce corrosion
• Nominal thickness of 0.79 inches and discard thickness of 0.72 inches (18.40 mm)
• Overall height of 2.10 inches (53.40 mm) and outside diameter of 13.00 inches (331.00 mm)
• Mounting bolt hole circle diameter of 5.20 inches (132.00 mm) with 6 lug holes

Detailed Rotor Specifications and Features

This Power Stop rotor features a vented design that enhances heat dissipation during braking, helping to maintain consistent stopping power and reduce brake fade. The Geomet coating provides a durable, rust-resistant surface that extends rotor life by protecting against corrosion commonly caused by road salt and moisture. With a nominal thickness of 0.79 inches and a discard thickness of 0.72 inches (18.40 mm), this rotor meets OEM specifications for safe and effective braking. The rotor’s overall height measures 2.10 inches (53.40 mm), and it has an outside diameter of 13.00 inches (331.00 mm), ensuring proper fitment and compatibility with the rear braking system of the specified vehicles.

About the Power Stop - Rear Genuine Geomet Coated Rotor Line

The Power Stop - Rear Genuine Geomet Coated Rotor product line focuses on providing rotors with factory-style Geomet coatings that resist rust and corrosion. This coating process is designed to maintain the rotor’s appearance and structural integrity over time, especially in harsh driving environments. These rotors are engineered to meet or exceed OEM standards, making them suitable replacements for rear disc brake rotors on compatible GM vehicles.

Common Applications and Problem Solving

• Replacement for worn or warped rear rotors on Buick Enclave and Chevrolet Acadia models
• Addresses brake noise and vibration caused by uneven rotor surfaces
• Helps prevent rust buildup that can lead to brake drag or uneven pad wear
• Restores proper rotor thickness to maintain braking efficiency and safety
• Suitable for vehicles experiencing reduced braking performance due to rotor wear

Installation Notes and Tips

Ensure the vehicle is securely lifted and supported before beginning rotor replacement. Remove the wheel and caliper assembly carefully to avoid damage to brake components. Clean the hub surface to remove rust or debris before installing the new rotor. Verify the rotor’s orientation and bolt hole alignment with the mounting hub. Torque all mounting bolts to manufacturer specifications. It is recommended to inspect brake pads and replace them if worn during rotor installation.

Quality Assurance and Warranty

Power Stop rotors are manufactured to meet OEM quality standards and undergo rigorous testing for durability and performance. The Geomet coating provides additional protection against corrosion, contributing to longer rotor life. While specific warranty details for part number AR8675EVC are not provided here, Power Stop typically offers limited warranties covering defects in materials and workmanship. Consult product documentation or manufacturer resources for exact warranty terms.