Cardone 54-74426 Power Brake Booster

Vacuum Power Brake Booster for Ford Super Duty

The Cardone 54-74426 remanufactured vacuum power brake booster is built for 2005-2007 Ford F-250 Super Duty and F-350 Super Duty applications with a vacuum booster setup. It is re-engineered to match original equipment performance, with 100% testing for fit and function before it leaves the factory.

Cardone’s Vacuum Power Brake Booster line focuses on remanufactured brake boosters that follow OE design while incorporating durability updates where applicable. This approach supports consistent brake assist performance for Ford F-250 Super Duty and Ford F-350 Super Duty trucks that require a direct-fit replacement.

• Remanufactured to match OE performance
• Dual diaphragm design for vacuum-assisted brake operation
• 100% O.E. quality seals and check valves installed
• Exclusive rust-prohibitive finish helps extend service life
• 100% tested for reliable fit and function
• Gray steel housing
• Master cylinder stud thread size: M8 x 1.25
• Package contents: booster, instruction manual, M/C neck seal

Detailed Product Overview

Cardone part number 54-74426 is a remanufactured power brake booster engineered for direct replacement in 2005-2007 Ford F-250 Super Duty and 2005-2007 Ford F-350 Super Duty models with vacuum booster systems. It uses a dual diaphragm layout with a 10.798-inch diaphragm diameter and a steel construction finished in gray. The booster is supplied without a master cylinder and is built to restore brake pedal assist with OE-style fit and function. This part cross-references Ford 5C3Z2005AB and 6C3Z2005AB for the same application.

Common Issues This Booster Can Address

• Hard brake pedal feel from a weak or failing vacuum booster
• Reduced brake assist during normal stopping
• Brake pedal effort that increases over time
• Vacuum booster leakage or loss of assist
• Fitment problems from a worn or incorrect replacement booster

Installation Notes and Tips

Compatible With 2005-2007 Ford F-250 Super Duty, vacuum booster applications without master cylinder. Compatible With 2005-2007 Ford F-350 Super Duty, vacuum booster applications without master cylinder. Verify the vehicle uses a standard pump with one pressure line and one return line before installation. Confirm master cylinder neck seal condition and inspect the vacuum supply, pushrod alignment, and mounting points during replacement. The master cylinder is not included.

Quality Assurance

Each Cardone remanufactured power brake booster is tested to confirm fit and function, and the original design is reviewed for possible improvements during the remanufacturing process. The unit also uses OE-quality seals and check valves, along with a rust-prohibitive finish, to support dependable service life.