Cardone 54-71909 Power Brake Booster

Vacuum Power Brake Booster for Ford F-150 and Lincoln Mark LT

Restore brake assist performance with this Cardone remanufactured vacuum power brake booster, part number 54-71909. It is built and tested to match original equipment performance for the 2005-2006 Ford F-150 and 2006 Lincoln Mark LT with traction control and without a master cylinder.

Cardone’s Vacuum Power Brake Booster line focuses on remanufactured OE-style replacement units that are re-engineered for fit, function, and durability. This booster uses a dual diaphragm design and a steel housing with a rust-prohibitive finish to help extend service life.

Key Features

• Remanufactured to match OE performance
• Dual diaphragm design for vacuum-assisted braking
• 100% tested for fit and function
• 100% OE-quality seals and check valves installed
• Rust-prohibitive finishing process helps resist corrosion
• Master cylinder output rods are pre-adjusted when included
• Steel construction with gray finish
• Guaranteed fit and function

Detailed Description

The Cardone 54-71909 vacuum power brake booster is engineered for direct replacement in select Ford and Lincoln trucks. It features a 9.55-inch (242.57 mm) dual diaphragm, M8 x 1.25 master cylinder stud thread size, and a remanufactured steel body designed to deliver consistent brake pedal assist. This part number 54-71909 is a practical OE-style solution for drivers needing a replacement booster on a 2005-2006 Ford F-150 or 2006 Lincoln Mark LT with traction control.

This part cross-references Ford and Lincoln OE numbers 4L3Z2005A and 4L3Z2005AA for the same application.

What It Helps Address

• Hard brake pedal feel
• Reduced brake assist from a failing booster
• Vacuum-related brake performance loss
• Corrosion on an aging booster housing
• Fitment issues from worn or incorrect replacement parts

Installation Notes and Tips

Compatible With 2005-2006 Ford F-150, N/A, with traction control and without master cylinder. Compatible With 2006 Lincoln Mark LT, N/A, with traction control and without master cylinder. Verify master cylinder neck seal condition during installation and confirm the M8 x 1.25 stud thread size before assembly. Follow the included instruction manual and inspect vacuum connections, pushrod alignment, and brake system operation after installation.

Quality Assurance

Cardone remanufactures this booster to OE performance standards and tests every unit for reliable operation. The process includes upgraded sealing components, check valves, and a corrosion-resistant finish to support consistent fit and function.