PowerStop Rear Brake Rotor

1990–1996 Infiniti Q45

Part #: JBR551

Overview

The PowerStop JBR551 Rear Brake Rotor is a high-quality replacement component designed specifically for the Infiniti Q45 models manufactured between 1990 and 1996. Engineered to restore optimal braking performance, this rotor offers a direct fit solution that ensures your vehicle maintains its original braking feel and reliability. Whether you're replacing worn-out rotors or upgrading for improved stopping power, this rotor is an excellent choice for enthusiasts and daily drivers alike.

Designed with durability and performance in mind, the PowerStop Autospecialty Brake Rotor provides a reliable, cost-effective solution that helps support consistent braking response and reduced brake fade. Its precise engineering ensures compatibility with your vehicle's braking system, making installation straightforward and hassle-free.

Key Features

The PowerStop JBR551 Rear Brake Rotor incorporates several advanced features to enhance your vehicle's braking system:

• Direct replacement design ensures perfect fitment and compatibility with OEM specifications.
• Manufactured from high-quality cast iron for excellent durability and heat dissipation.
• Precision-machined braking surface provides smooth, consistent contact with brake pads for improved stopping power.
• Designed to meet or exceed OE standards, ensuring reliable performance and safety.
• Resistant to warping and cracking under high-temperature conditions, promoting longer service life.
• Ideal for daily driving, city commuting, and spirited driving scenarios where dependable braking is essential.
• Part of PowerStop's Autospecialty line, offering a balance of performance and value.

Construction & Design

The PowerStop JBR551 rotor is crafted from premium cast iron, which provides excellent thermal stability and resistance to wear. Its precision-machined surface ensures a flat, smooth contact area for optimal pad engagement. The rotor's design incorporates vented or slotted features (if applicable) to promote effective heat dissipation and reduce brake fade during aggressive driving or heavy braking conditions. The robust construction guarantees durability and consistent performance over many miles of use.

Performance & Sound

This rotor is engineered to restore your vehicle's braking performance to factory standards, providing reliable stopping power and a confident pedal feel. While it does not claim specific performance gains, its high-quality construction helps ensure your brakes respond quickly and smoothly, supporting safe driving in various conditions.

Installation & Fitment

The PowerStop JBR551 Rear Brake Rotor is a bolt-on replacement that requires no modifications to your vehicle. It mounts directly onto the existing hub assembly using the factory hardware, making installation straightforward for experienced DIY enthusiasts or professional mechanics. No special tools or adjustments are necessary, and the rotor is designed to align perfectly with your Infiniti Q45's original brake components.

• Easy, direct-fit replacement for the original equipment rotor.
• No cutting, drilling, or special tuning required.

What's Included

• PowerStop Autospecialty Rear Brake Rotor (JBR551)
• Installation hardware (if applicable)
• Instruction manual (if included)

Ideal For

• Owners seeking a reliable, OEM-quality replacement rotor for their Infiniti Q45 (90-96).
• Drivers looking to restore or improve braking performance without upgrading to high-performance or racing rotors.
• Everyday commuters and enthusiasts who prioritize safety, durability, and value.

Emissions Note

This product is designed to meet or exceed OE standards for safety and performance. Please verify local regulations regarding emissions and vehicle modifications before installation. This rotor is intended for use on vehicles in compliance with applicable laws.