Cardone 53-4939 Power Brake Booster

Vacuum Power Brake Booster for Acura and Honda

Restore brake assist with this remanufactured Cardone Vacuum Power Brake Booster, part number 53-4939. It is built and tested to match original equipment performance for select Acura TL, Acura TSX, and Honda Accord applications from 2008-2014.

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 single diaphragm design with a 10.512-inch diaphragm diameter and a steel housing finished in gray.

Key Features

• Remanufactured to match original equipment performance
• 100% tested for reliable fit and function
• Single diaphragm design
• Steel construction with rust-prohibitive finishing process
• 100% OE-quality seals and check valves installed
• Master cylinder output rods are pre-adjusted when included
• Guaranteed fit and function
• Part number 53-4939 for easy identification

Detailed Description

The Cardone 53-4939 power brake booster is engineered for drivers who need consistent brake pedal assist and OE-style operation. It is a remanufactured vacuum booster with a 267.0048 mm diaphragm diameter, M8 x 1.25 master cylinder stud thread size, and no master cylinder included. The unit is 100% tested before release to help ensure proper performance on the vehicle.

Use this booster for 2009-2014 Acura TL, 2009-2014 Acura TSX, and 2008-2012 Honda Accord applications that require a vacuum power brake booster and do not use a master cylinder with the booster assembly. This part cross-references Acura 01469TA1A00 and Honda 01469TA0A00 for the same application. Search terms such as Acura TL brake booster replacement, Honda Accord vacuum brake booster, and Cardone 53-4939 remanufactured booster apply to this part.

What It Helps Fix

• Hard brake pedal feel caused by a weak booster
• Reduced brake assist during normal stopping
• Vacuum-related brake booster performance loss
• Brake pedal effort that no longer matches OE response
• Fitment issues when replacing a worn factory booster

Installation Notes and Tips

Verify the original booster style, diaphragm diameter, and master cylinder stud thread size before installation. This unit is intended for vehicles lacking master cylinders, and the booster should be matched to the vehicle’s brake system configuration. Follow the included instruction manual and confirm all vacuum and mounting connections are clean and secure before returning the vehicle to service.

Quality Assurance

Each Cardone remanufactured power brake booster is re-engineered, built, and tested to meet OE performance expectations. The brand’s remanufacturing process includes design review, durability-focused updates where applicable, and full functional testing to support dependable operation on Acura TL, Acura TSX, and Honda Accord brake systems.