PowerStop Rear Brake Rotor

2015–2019 Acura TLX Rear

Part #: JBR1721

Overview

The PowerStop JBR1721 Rear Brake Rotor is a high-quality replacement component designed specifically for the rear axle of the Acura TLX models from 2015 to 2019. Engineered to restore optimal braking performance, this rotor offers a direct fit and reliable operation, making it an excellent choice for drivers seeking to improve their vehicle's stopping power and safety.

Whether you're a daily commuter, a spirited driver, or someone who demands consistent braking performance, this rotor is built to meet your needs. PowerStop's Autospecialty line ensures that you receive a product that not only matches the original equipment specifications but also enhances overall braking efficiency and durability.

Key Features

The PowerStop Rear Brake Rotor incorporates several advanced features to deliver superior performance and longevity:

• Direct replacement design ensures a perfect fit with no modifications required, simplifying installation and reducing downtime.
• Manufactured with Tru-Cast precision machining for consistent, smooth surfaces that promote even pad wear and optimal contact.
• Oversized drill holes improve heat dissipation, helping to reduce brake temperature during heavy use or aggressive driving.
• Counter-sunk holes are engineered to resist stress risers and cracking, enhancing the rotor's durability under demanding conditions.
• Corrosion-resistant gold zinc plating provides excellent protection against rust and corrosion, especially in wet weather conditions.
• Designed to improve braking response and reduce stopping distances, contributing to safer driving experiences.

Construction & Design

The PowerStop Autospecialty brake rotors are crafted from high-quality cast iron, ensuring strength and thermal stability. The rotors feature a precision-machined surface that guarantees a smooth, flat contact area for the brake pads, which helps maintain consistent braking performance over time. The oversized drill holes are strategically placed to enhance heat dissipation, reducing the risk of brake fade during prolonged or aggressive braking. Additionally, the rotors are finished with a corrosion-resistant gold zinc coating, providing long-lasting protection against the elements and extending the lifespan of the component.

Performance & Sound

Designed to deliver improved stopping power, the PowerStop rear rotors help support shorter braking distances and more responsive pedal feel. The enhanced heat dissipation features contribute to consistent performance even during demanding driving conditions. While specific horsepower or torque gains are not claimed, these rotors are an excellent upgrade over worn or stock units, offering better overall braking efficiency and reduced brake fade. They operate quietly and smoothly, ensuring a comfortable driving experience.

Installation & Fitment

The PowerStop JBR1721 rear brake rotor is a bolt-on replacement that requires no cutting, drilling, or complex modifications. It mounts directly to the factory hub using the original hardware, making installation straightforward for both DIY enthusiasts and professional technicians. Proper installation ensures optimal performance and longevity. It is recommended to replace brake pads simultaneously to maximize braking efficiency and uniform wear.

• Easy, direct-fit replacement for the original equipment rotor.
• No special tools or tuning required.
• Suitable for use with existing brake calipers and hardware.

What's Included

• One PowerStop Autospecialty rear brake rotor (JBR1721)
• Installation hardware and instructions (if applicable)

Ideal For

• Drivers seeking a reliable, high-performance rear brake rotor for their Acura TLX (2015–2019)
• Enthusiasts looking to improve braking response and reduce stopping distances
• Anyone needing a durable, corrosion-resistant rotor for daily driving or spirited use

Emissions Note

This product is a direct replacement rotor designed to meet or exceed original equipment specifications. It is intended for street use and is compliant with applicable emissions standards, ensuring legal use in most regions.