PowerStop AR85190EVC Disc Brake Rotor - Rear

Power Stop Rear Genuine Geomet Coated Rotor Overview

The Power Stop - Rear Genuine Geomet Coated Rotor (Part Number AR85190EVC) is engineered for reliable braking performance and durability. Designed as a vented disc brake rotor, it features a rust-resistant Geomet coating to extend rotor life and maintain consistent stopping power.

• Part Number: AR85190EVC
• Vented disc brake rotor design for improved heat dissipation
• Rust-resistant Geomet coating for corrosion protection
• Nominal thickness of 39.00 mm with a discard thickness of 37.40 mm
• Overall height of 124.20 mm and outside diameter of 399.80 mm
• Mounting bolt hole circle diameter of 164.00 mm with 10 stud/lug holes

Power Stop - Rear Genuine Geomet Coated Rotor Product Line

The Power Stop - Rear Genuine Geomet Coated Rotor line focuses on providing rotors with a durable Geomet coating that resists rust and corrosion. This coating helps maintain rotor integrity over time, especially in environments prone to moisture and road salt exposure. The vented rotor design enhances heat dissipation, reducing the risk of brake fade during extended use.

Technical Details and Specifications

This disc brake rotor is vented, allowing air to flow between the rotor surfaces to improve cooling during braking. The nominal thickness measures 39.00 mm, with a discard thickness of 37.40 mm, indicating when the rotor should be replaced to maintain safe braking performance. The rotor's overall height is 124.20 mm, and it has an outside diameter of 399.80 mm, suitable for rear brake applications requiring these dimensions. The mounting bolt hole circle diameter is 164.00 mm, accommodating 10 stud or lug holes with a diameter of 6.50 mm each.

Compatible Vehicle Applications and Common Uses

• Replacement rotor for rear disc brake systems on compatible vehicles
• Addresses issues such as rotor rust and corrosion
• Helps reduce brake fade caused by overheating
• Restores proper rotor thickness for safe braking
• Improves braking consistency and pedal feel

Installation Notes and Tips

Ensure the rotor thickness is measured before installation to confirm it meets the nominal thickness of 39.00 mm and is above the discard thickness of 37.40 mm. Clean the mounting surface and hub to prevent uneven rotor seating. Properly torque lug nuts to manufacturer specifications to avoid rotor warping. This rotor is designed for rear brake applications and should be installed accordingly.

Quality Assurance and Warranty

Power Stop rotors are manufactured to meet or exceed OEM specifications, ensuring reliable performance and durability. The Geomet coating provides additional corrosion resistance to extend rotor life. Please refer to Power Stop's official warranty policy for coverage details related to this part number AR85190EVC.