PowerStop JBR1117EVC Disc Brake Rotor - Front

Power Stop Front Genuine Geomet Coated Rotor Overview

The Power Stop - Front Genuine Geomet Coated Rotor (Part Number JBR1117EVC) is engineered for Subaru Impreza, WRX, and WRX STI models. Designed to provide reliable braking performance, this vented disc brake rotor features a rust-resistant Geomet coating to extend rotor life and maintain consistent stopping power.

• Compatible with Subaru Impreza, WRX, and WRX STI front brake systems
• Vented rotor design for improved heat dissipation
• Rust resistant Geomet coating for corrosion protection
• Nominal thickness of 30.00 mm with discard thickness at 28.00 mm
• Overall height of 52.70 mm and outside diameter of 326.00 mm
• Mounting bolt hole circle diameter of 114.30 mm with 5 lug holes

Detailed Product Features and Specifications

This Power Stop rotor is a vented disc type, which helps reduce brake fade by allowing better airflow and heat dissipation during braking. The rotor’s nominal thickness is 30.00 mm, with a discard thickness of 28.00 mm, ensuring it meets OEM specifications for safe operation. The overall height measures 52.70 mm, and the outside diameter is 326.00 mm, matching the exact fitment requirements for the front brakes of Subaru Impreza, WRX, and WRX STI vehicles. The rotor includes a rust-resistant Geomet coating that protects against corrosion, extending the rotor’s service life and maintaining braking efficiency in various weather conditions. The mounting bolt hole circle diameter is 114.30 mm with 5 lug holes, ensuring proper alignment and secure installation.

About the Power Stop - Front Genuine Geomet Coated Rotor Line

The Power Stop - Front Genuine Geomet Coated Rotor line focuses on providing rotors with advanced corrosion resistance and durability. The Geomet coating applied to these rotors offers a protective barrier against rust and environmental damage, which is especially beneficial for vehicles exposed to moisture and road salts. This product line is designed to meet or exceed OEM standards, making it a suitable replacement for Subaru front brake rotors requiring reliable performance and longevity.

Common Applications and Problem Solving

• Replacement for worn or warped front rotors on Subaru Impreza, WRX, and WRX STI
• Addresses brake noise caused by rust or uneven rotor surfaces
• Improves braking consistency by reducing heat-related fade
• Prevents premature rotor corrosion in humid or salty environments
• Restores proper rotor thickness for safe braking performance

Installation Notes and Tips

Ensure the rotor surface and hub are clean and free of debris before installation. Verify the rotor thickness is within the nominal range and above the discard thickness limit. Use proper torque specifications for the mounting bolts to avoid rotor warping. It is recommended to inspect brake pads and replace them if worn to maintain optimal braking performance. Always follow vehicle manufacturer guidelines for brake system maintenance.

Quality Assurance and Warranty

Power Stop rotors are manufactured to meet OEM specifications and undergo quality control testing to ensure durability and performance. The Geomet coating provides additional protection against corrosion, contributing to the rotor’s longevity. Warranty details are provided by Power Stop and typically cover defects in materials and workmanship under normal use conditions. Refer to Power Stop’s official warranty documentation for specific terms.