PowerStop AR8772EVC Disc Brake Rotor - Rear

Power Stop Rear Genuine Geomet Coated Rotor Overview

The Power Stop - Rear Genuine Geomet Coated Rotor (Part Number AR8772EVC) is engineered for reliable braking performance on Dodge Ram 1500, Ram 2500, and Ram 3500 trucks. Designed with a rust-resistant Geomet coating and vented rotor construction, this disc brake rotor offers durability and consistent heat dissipation for rear brake applications.

• Compatible with Dodge Ram 1500, Ram 2500, and Ram 3500 models
• Part Number: AR8772EVC
• Vented disc brake rotor design for improved cooling
• Rust-resistant Geomet coating to prevent corrosion
• Nominal thickness of 30.00 mm and discard thickness of 28.40 mm
• Overall diameter of 352.50 mm (13.90 inches)
• Mounting bolt hole circle diameter of 165.10 mm with 8 lug holes

About the Power Stop - Rear Genuine Geomet Coated Rotor Line

The Power Stop - Rear Genuine Geomet Coated Rotor line focuses on providing rotors with a durable Geomet coating that resists rust and corrosion, extending rotor life in demanding environments. This product line features vented rotors designed to enhance heat dissipation, which helps maintain braking efficiency and reduces the risk of brake fade. The AR8772EVC rotor is part of this line, offering a balance of durability and performance tailored for rear brake systems on Dodge Ram trucks.

Detailed Product Specifications

This vented disc brake rotor has a nominal thickness of 30.00 mm and a discard thickness of 28.40 mm, ensuring it meets safety standards for replacement. The rotor's overall diameter measures 352.50 mm (13.90 inches), with an overall height of 131.00 mm (5.20 inches). It features an 8-lug hole configuration with a mounting bolt hole circle diameter of 165.10 mm, designed specifically for secure fitment on compatible Dodge Ram models. The Geomet coating provides a protective layer against rust, which is critical for maintaining rotor integrity over time, especially in harsh weather conditions.

Common Applications and Problem Solving

• Replacement for worn or warped rear rotors on Dodge Ram 1500, 2500, and 3500
• Addresses brake noise caused by rotor surface corrosion
• Improves braking performance by reducing heat buildup with vented design
• Prevents premature rotor rust and corrosion in wet or salty environments
• Restores proper rotor thickness to maintain safe braking distances

Installation Notes and Tips

When installing the AR8772EVC rotor, ensure the rotor surface is clean and free of debris before mounting. Verify the rotor thickness is above the discard thickness of 28.40 mm to maintain safety standards. Use proper torque specifications for the 8 lug bolts to secure the rotor firmly. It is recommended to inspect brake pads and replace them if worn to ensure optimal braking performance. The vented design requires proper alignment to avoid interference with caliper components.

Quality Assurance and Warranty

Power Stop rotors, including the AR8772EVC, are manufactured to meet or exceed OEM specifications for fit, form, and function. The Geomet coating enhances corrosion resistance, contributing to longer 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 consult the product documentation or manufacturer for exact warranty terms.