PowerStop AR8772 Disc Brake Rotor - Rear

Power Stop Rear OE Stock Replacement Brake Rotor Overview

The Power Stop - Rear OE Stock Replacement Brake Rotor (Part Number AR8772) is engineered for reliable braking performance on Dodge Ram 1500, Ram 2500, and Ram 3500 models. Designed to meet original equipment specifications, this vented disc brake rotor ensures consistent stopping power and durability under various driving conditions.

• Compatible with Dodge Ram 1500, Ram 2500, and Ram 3500 rear brake systems
• Vented disc rotor design for improved heat dissipation
• Nominal thickness of 1.18 inches (30.00 mm) with discard thickness at 1.12 inches (28.40 mm)
• Outside diameter measures 13.90 inches (352.50 mm)
• Overall height of 5.20 inches (131.00 mm)
• Mounting bolt hole circle diameter of 6.50 inches (165.10 mm) with 8 stud/lug holes
• No rust resistant coating applied

Product Line Details: Power Stop - Rear OE Stock Replacement Brake Rotor

This rotor is part of the Power Stop - Rear OE Stock Replacement Brake Rotor line, which focuses on providing direct replacement rotors that match original equipment specifications. These rotors are designed to maintain factory performance and fitment, making them suitable for drivers seeking a reliable and straightforward replacement for their Dodge Ram rear disc brake rotors.

Technical Specifications and Features

The AR8772 rotor features a vented design that helps dissipate heat generated during braking, reducing the risk of brake fade and extending rotor life. With a nominal thickness of 1.18 inches (30.00 mm) and a discard thickness of 1.12 inches (28.40 mm), this rotor meets the necessary thickness requirements for safe operation. The outside diameter of 13.90 inches (352.50 mm) and overall height of 5.20 inches (131.00 mm) ensure proper fitment on compatible Dodge Ram models. The rotor mounts using an 8-lug pattern with a bolt hole circle diameter of 6.50 inches (165.10 mm), matching OE specifications for secure installation.

Common Applications and Problem Solving

• Replacement for worn or warped rear brake rotors on Dodge Ram 1500, 2500, and 3500
• Addresses brake pulsation or vibration issues caused by uneven rotor surfaces
• Restores braking performance diminished by rotor thickness below discard limits
• Suitable for vehicles experiencing excessive brake noise due to rotor wear
• Helps maintain consistent braking under normal driving conditions

Installation Notes and Tips

Ensure the rotor thickness is measured before installation to confirm it meets or exceeds the discard thickness of 1.12 inches (28.40 mm). Clean the rotor surface to remove any protective coatings or debris prior to mounting. Verify the 8-lug bolt pattern and 6.50-inch bolt hole circle diameter match the vehicle’s hub assembly. Proper torque specifications should be followed when securing the rotor to avoid warping or uneven wear.

Quality Assurance and Warranty

Power Stop manufactures the AR8772 rotor to meet or exceed original equipment standards for fit, form, and function. While this product does not include a rust resistant coating, it is constructed from quality materials designed for durability. Warranty information is available through Power Stop and should be consulted for specific coverage details.