Stoptech 978.42000F Disc Brake Upgrade Kit - Front

StopTech Sport Disc Brake Kits for Infiniti FX35 and FX45

Upgrade your Infiniti FX35 or FX45 braking system with the StopTech Sport Disc Brake Kit featuring cross-drilled and slotted rotors. Designed to enhance braking performance and durability, this kit is engineered specifically for these models to ensure reliable fitment and improved stopping power.

• Positively molded brake pads with shims for reduced noise and consistent wear
• StopTech sport friction material optimized for performance driving
• Cross-drilled and slotted iron rotors for improved heat dissipation and debris removal
• Compatible with Infiniti FX35 and FX45 models
• Part number 978.42000F for precise identification and ordering

About the StopTech Sport Disc Brake Kits with Cross-Drilled & Slotted Rotors

The StopTech Sport Disc Brake Kits with Cross-Drilled & Slotted Rotors are designed to provide a balance between everyday drivability and enhanced braking performance. The drilled and slotted rotor finish helps reduce brake fade by improving heat dissipation and allowing gases and debris to escape during braking. This product line focuses on delivering consistent pedal feel and improved stopping power without compromising rotor longevity.

Product Features and Specifications

This disc brake upgrade kit includes positively molded brake pads constructed with shims to minimize noise and vibration. The friction material is specifically formulated by StopTech for sport applications, providing reliable braking performance under various driving conditions. The rotors are made from durable iron and feature a drilled and slotted design to enhance cooling and maintain braking efficiency during aggressive use.

Common Applications and Problem Solving

• Improves braking response and reduces stopping distances on Infiniti FX35 and FX45
• Helps prevent brake fade during spirited driving or heavy braking
• Reduces brake noise and vibration with molded pads and shims
• Enhances rotor cooling to extend component life
• Addresses uneven pad wear and rotor glazing issues

Installation Notes and Tips

Installation of the StopTech Sport Disc Brake Kit (part number 978.42000F) should be performed by a qualified technician familiar with Infiniti FX35 and FX45 brake systems. Ensure all components are clean and free of contaminants before assembly. Proper torque specifications should be followed for rotor and caliper mounting hardware. It is recommended to inspect related brake components such as calipers and brake lines during installation.

Quality Assurance and Warranty

StopTech brake components are manufactured to meet strict quality standards using high-grade materials. The iron rotors and molded brake pads are engineered for durability and consistent performance. While specific warranty details are not provided here, StopTech products typically come with a manufacturer’s warranty covering defects in materials and workmanship. Refer to StopTech’s official documentation for complete warranty information.