PowerStop AR83108EVC Disc Brake Rotor - Rear

Power Stop Rear Genuine Geomet Coated Rotor Overview

The Power Stop - Rear Genuine Geomet Coated Rotor (Part Number AR83108EVC) is engineered for reliable braking performance on select Jeep and Ram vehicles. Designed as a direct replacement, this vented disc brake rotor offers rust resistance and durability for rear brake applications.

• Compatible with Jeep Grand Wagoneer, Grand Wagoneer L, Wagoneer, Wagoneer L, and Ram 1500 models
• Full cast construction for strength and longevity
• Geomet rust-resistant coating to reduce corrosion
• Vented rotor design for improved heat dissipation
• Nominal thickness of 22.0 mm and discard thickness of 20.4 mm
• Outside diameter of 375.0 mm (14.8 inches) and overall height of 53.3 mm (2.1 inches)
• 6 stud/lug hole quantity with 139.6 mm bolt hole circle diameter
• Smooth surface type for consistent pad contact

Product Line Details: Power Stop - Rear Genuine Geomet Coated Rotor

This rotor is part of the Power Stop - Rear Genuine Geomet Coated Rotor line, which focuses on providing OEM-quality replacement rotors with a durable Geomet coating. The coating enhances corrosion resistance, extending rotor life and maintaining braking efficiency over time. This product line is designed to meet or exceed factory specifications for rear disc brake rotors on compatible Jeep and Ram models.

Technical Specifications and Features

The AR83108EVC rotor features a full cast construction that ensures structural integrity under demanding braking conditions. Its vented design promotes effective heat dissipation, reducing the risk of brake fade during extended use. The nominal thickness of 22.0 mm and discard thickness of 20.4 mm provide clear service limits for maintenance. The rotor’s smooth surface type supports even brake pad wear and consistent stopping power. Additionally, the Geomet coating offers rust resistance, which is critical for vehicles exposed to moisture and road salts.

Applications and Problem Solving

• Replacement for worn or warped rear rotors on Jeep Grand Wagoneer and Wagoneer L models
• Restores braking performance on Ram 1500 rear disc brake systems
• Addresses rotor corrosion issues with rust-resistant coating
• Improves heat management to reduce brake fade during towing or heavy loads
• Ensures proper rotor thickness for safe braking operation

Installation Notes and Tips

When installing the Power Stop AR83108EVC rotor, ensure the rotor surface is clean and free of debris before mounting. Verify the rotor thickness is within the nominal range and above the discard thickness to maintain safety. Use the correct torque specifications for the 6 lug holes with a 139.6 mm bolt circle diameter. This rotor does not include an ABS tone ring, so confirm compatibility with your vehicle’s braking system.

Quality Assurance and Warranty

Power Stop manufactures this rotor to meet OEM standards for fit, form, and function. The Geomet coating provides enhanced corrosion resistance to extend rotor life. While specific warranty details are not provided, Power Stop products typically come with a limited warranty against defects in materials and workmanship. Always consult the manufacturer or authorized dealer for warranty terms related to this part number AR83108EVC.