Cardone 54-71901 Power Brake Booster

Overview of Cardone Vacuum Power Brake Booster 54-71901

The Cardone Vacuum Power Brake Booster 54-71901 is a remanufactured power brake booster designed for select Ford and Mercury vehicles. Engineered with a dual diaphragm style and constructed from durable steel, this gray booster provides reliable braking assistance for models like the Ford Explorer and Mercury Mountaineer.

• Remanufactured power brake booster with dual diaphragm design
• Diaphragm diameter of 9.672 inches (245.67 mm) for consistent vacuum assistance
• Durable steel construction in gray finish
• Compatible with Ford Explorer, Explorer Sport, Explorer Sport Trac, and Mercury Mountaineer
• Includes booster and instruction manual; master cylinder not included

Detailed Product Description

This Cardone Vacuum Power Brake Booster 54-71901 is part of the Vacuum Power Brake Booster product line, which focuses on delivering dependable vacuum-assisted braking components. The dual diaphragm style enhances braking responsiveness by providing balanced vacuum pressure, improving pedal feel and overall brake performance. The booster’s steel construction ensures structural integrity and long service life under demanding driving conditions. With a diaphragm diameter of 9.672 inches, it is engineered to meet the specific vacuum requirements of compatible Ford and Mercury models.

Compatible Vehicles and Applications

This power brake booster is compatible with the following vehicles:

• Ford Explorer (including Explorer Sport and Explorer Sport Trac)
• Mercury Mountaineer

It is designed to replace the original equipment booster in these models, restoring proper brake assist function and pedal feel.

Common Issues Addressed by This Brake Booster

• Reduced brake pedal responsiveness or increased pedal effort
• Hissing sounds indicating vacuum leaks in the booster
• Brake pedal sinking or inconsistent brake assist
• Loss of power assist causing longer stopping distances
• Brake warning lights related to booster malfunction

Installation Notes and Tips

• Ensure the master cylinder is removed before installing the booster, as it is not included
• Follow the included instruction manual carefully for proper vacuum line and mounting bolt installation
• Check for vacuum leaks after installation to confirm proper sealing
• Bleed the brake system as necessary to remove air and restore brake performance

Quality Assurance and Warranty

This Cardone power brake booster is remanufactured to meet or exceed OEM specifications, ensuring reliable performance and durability. While specific warranty details are not provided here, Cardone products typically come with a limited warranty covering defects in materials and workmanship. Refer to Cardone’s official documentation for exact warranty terms.