PowerStop JBR794EVC Disc Brake Rotor - Front

Power Stop Front Genuine Geomet Coated Rotor Overview

The Power Stop - Front Genuine Geomet Coated Rotor (Part Number JBR794EVC) is engineered for reliable braking performance on Toyota 4Runner and Tacoma models. Designed with a rust-resistant Geomet coating and vented rotor construction, this disc brake rotor offers durability and consistent heat dissipation for front brake applications.

• Compatible with Toyota 4Runner and Tacoma front brake systems
• Vented disc brake rotor design for improved cooling
• Rust-resistant Geomet coating to prevent corrosion
• Nominal thickness of 0.87 inches (22.00 mm) with a discard thickness of 0.79 inches (20.00 mm)
• Overall height of 2.80 inches (71.00 mm) and outside diameter of 12.60 inches (319.00 mm)
• Mounting bolt hole circle diameter of 5.50 inches (139.70 mm) with 6 stud/lug holes

Detailed Product Description

The Power Stop - Front Genuine Geomet Coated Rotor JBR794EVC is a vented disc brake rotor designed specifically for the front brakes of Toyota 4Runner and Tacoma vehicles. The vented design enhances heat dissipation during braking, reducing the risk of brake fade under demanding conditions. The rotor features a Geomet coating, which provides a protective layer against rust and corrosion, extending the rotor's service life and maintaining consistent braking performance. With a nominal thickness of 0.87 inches (22.00 mm) and a discard thickness of 0.79 inches (20.00 mm), this rotor meets precise specifications to ensure proper fit and function. The overall height measures 2.80 inches (71.00 mm), and the outside diameter is 12.60 inches (319.00 mm), matching OEM dimensions for a direct replacement. The rotor mounts with a 5.50-inch (139.70 mm) bolt circle diameter and includes 6 stud/lug holes for secure installation.

About the Power Stop - Front Genuine Geomet Coated Rotor Line

This Power Stop product line focuses on front disc brake rotors featuring a genuine Geomet coating, which is a factory-applied rust-resistant finish. This coating helps protect the rotor surface from corrosion without affecting braking performance. The line includes vented rotors designed to improve heat management, making them suitable for vehicles like the Toyota 4Runner and Tacoma that require reliable front brake components under various driving conditions.

Common Applications and Issues Addressed

• Replacement for worn or warped front rotors on Toyota 4Runner and Tacoma
• Eliminates brake noise caused by rust buildup on rotor surfaces
• Improves braking consistency by reducing heat-related fade
• Prevents premature rotor corrosion in humid or wet environments
• Restores proper rotor thickness for safe braking performance

Installation Notes and Tips

• Ensure compatibility with your specific Toyota 4Runner or Tacoma model year before installation
• Inspect brake pads and replace if worn to maintain optimal braking
• Clean mounting surfaces and hub to prevent rotor runout
• Torque lug nuts to manufacturer specifications for secure fitment
• Perform a bed-in procedure after installation to optimize rotor and pad contact

Quality Assurance and Warranty

Power Stop rotors, including the JBR794EVC, are manufactured to meet or exceed OEM standards for fit, form, and function. The Geomet coating provides added protection against corrosion, contributing to the rotor's longevity. While specific warranty details may vary, Power Stop products typically come with a limited warranty covering defects in materials and workmanship. Refer to the manufacturer’s warranty documentation for complete terms.