Cardone 53-4681 Power Brake Booster

Reliable Vacuum Power Brake Booster for Mazda Protege

The Cardone Vacuum Power Brake Booster 53-4681 is designed specifically for Mazda Protege models, providing consistent brake assist performance. This remanufactured power brake booster features a durable steel construction and a single diaphragm design to ensure reliable operation.

• Compatible with Mazda Protege vehicles
• Remanufactured for quality and durability
• Single diaphragm style with a 9.448-inch (239.98 mm) diameter
• Constructed from steel for strength and longevity
• Includes booster and instruction manual; master cylinder not included
• Master cylinder stud thread size: M8 x 1.25
• Gray color finish for corrosion resistance

About the Cardone Vacuum Power Brake Booster Line

The Cardone Vacuum Power Brake Booster product line focuses on remanufactured components that meet or exceed OEM specifications. The 53-4681 model is part of this line, offering a reliable vacuum-assisted braking solution for Mazda Protege vehicles. This line emphasizes quality materials and precise diaphragm sizing to maintain proper brake pedal feel and assist.

Product Details and Specifications

This power brake booster features a single diaphragm design with a diameter of 9.448 inches (239.98 mm), optimized for the braking system of Mazda Protege models. The steel construction provides structural integrity and resistance to wear. The booster is finished in gray, which helps protect against corrosion. Note that the master cylinder is not included, but the booster is compatible with master cylinders using an M8 x 1.25 stud thread size. The package includes the booster unit and an instruction manual for installation guidance.

Common Issues Addressed by This Brake Booster

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

Installation Notes and Tips

• Ensure compatibility with Mazda Protege models before installation
• Check master cylinder stud thread size (M8 x 1.25) for proper fit
• Follow the included instruction manual carefully for safe installation
• Inspect vacuum lines and connections for leaks during installation
• Bleed the brake system after installation to remove air

Quality Assurance and Warranty

This Cardone Vacuum Power Brake Booster 53-4681 is remanufactured to meet strict quality standards, 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 the product documentation or Cardone for exact warranty terms.