PowerStop AR82155EVC Disc Brake Rotor - Rear

Power Stop Rear Genuine Geomet Coated Rotor Overview

The Power Stop - Rear Genuine Geomet Coated Rotor (Part Number AR82155EVC) is engineered for reliable braking performance on heavy-duty trucks. Designed specifically for Chevrolet and GMC models, this vented disc brake rotor offers durability and corrosion resistance for demanding rear brake applications.

• Compatible with Chevrolet Silverado 2500 HD, 3500 HD, Sierra 2500 HD, 3500 HD, and Suburban 3500 HD
• Vented rotor design for improved heat dissipation
• Geomet rust-resistant coating to prevent corrosion
• Nominal thickness of 34.10 mm with a discard thickness of 32.50 mm
• Overall height of 119.20 mm and outside diameter of 360.00 mm
• Mounting bolt hole circle diameter of 180.00 mm with 8 stud/lug holes

Detailed Product Features and Specifications

This Power Stop rotor is a vented disc brake rotor, which helps maintain optimal braking performance by allowing better airflow and heat dissipation during heavy braking. The rotor features a Geomet coating that provides a rust-resistant surface, extending the rotor's service life and maintaining consistent braking performance in harsh environments. With a nominal thickness of 34.10 mm and a discard thickness of 32.50 mm, this rotor meets the specifications required for safe and effective braking on heavy-duty trucks.

The rotor's overall height measures 119.20 mm, and it has an outside diameter of 360.00 mm, ensuring proper fitment and compatibility with the rear brake system of Chevrolet and GMC heavy-duty models. The mounting bolt hole circle diameter is 180.00 mm, accommodating 8 stud/lug holes with a diameter of 7.10 mm, matching factory specifications for secure installation.

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 a factory-style Geomet coating that offers enhanced corrosion resistance. This coating is applied to the rotor surface to protect against rust and environmental damage, which is especially important for rear rotors exposed to road salt and moisture. This line is designed to meet or exceed OEM standards, making it a suitable replacement for rear disc brake rotors on Chevrolet and GMC heavy-duty trucks.

Applications and Problem Solving

• Replacement for worn or warped rear rotors on Chevrolet Silverado 2500 HD and 3500 HD
• Restores braking performance on GMC Sierra 2500 HD and 3500 HD with uneven rotor wear
• Prevents rust-related rotor degradation on Suburban 3500 HD rear brakes
• Improves heat dissipation to reduce brake fade during heavy towing or hauling
• Ensures proper rotor thickness for safe braking and extended rotor life

Installation Notes and Tips

• Verify rotor thickness before installation; replace if below discard thickness of 32.50 mm
• Ensure mounting surfaces are clean and free of debris for proper rotor seating
• Torque lug nuts to manufacturer specifications to avoid rotor warping
• Inspect brake pads and hardware during rotor replacement for optimal system performance
• Follow vehicle-specific service manual instructions for rear brake rotor installation

Quality Assurance and Warranty

Power Stop rotors are manufactured to meet OEM standards for fit, form, and function. The Geomet coating provides additional protection against corrosion, contributing to the rotor's durability. While specific warranty details for part number AR82155EVC 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.