Cardone 52-7405 Power Brake Booster

Hydro-Boost Brake Booster for GM Vans

Cardone 52-7405 is a remanufactured hydro-boost power brake booster built to restore O.E. braking performance. It is engineered for direct replacement on select Chevrolet Express and GMC Savana applications, including models without a master cylinder.

The Cardone Hydro-Boost Power Brake Booster line focuses on remanufactured hydraulic boosters that are re-engineered, tested, and updated where needed for durability and consistent pedal response. Part number 52-7405 follows that approach with a cast iron housing, black rust-prohibitive finish, and pre-adjusted master cylinder output rod when included.

Key Features

• Remanufactured to match original equipment performance
• 100% tested for fit and function before release
• O.E. quality seals and check valves installed for reliable operation
• Rust-prohibitive finishing process helps extend service life
• Guaranteed fit and function for listed applications
• Cast iron construction with black finish
• Master cylinder stud thread size: M10 x 1.50
• Package contents: hydraulic booster, O-ring kit, instruction sheet

Detailed Description

Cardone 52-7405 is a remanufactured hydraulic brake booster designed for hydro-boost systems on select Chevrolet Express 2500, Chevrolet Express 3500, GMC Savana 2500, and GMC Savana 3500 vans. It is built to restore brake assist performance by matching original equipment specifications and by using tested internal components that support consistent pedal feel and braking response. This part cross-references GMC 20774171 and 25790711 for the same application.

Compatible With 2008-2010 Chevrolet Express 2500, without master cylinder, 8600 lb GVW; 2008-2010 GMC Savana 2500, without master cylinder, 8600 lb GVW; 2008-2011 Chevrolet Express 3500, without master cylinder; 2008-2011 GMC Savana 3500, without master cylinder; and 2011 Chevrolet Express 2500 and GMC Savana 2500, without master cylinder.

What It Helps Address

• Reduced brake assist from a worn hydro-boost unit
• Hard brake pedal feel during normal driving or stopping
• Brake response issues caused by internal seal or valve wear
• Fluid leakage around the booster assembly
• Fitment problems when replacing an original hydro-boost unit on listed GM vans

Installation Notes

Verify the vehicle’s year, make, model, and configuration before installation. This booster is listed for vehicles lacking master cylinders, and some applications specify 8600 lb GVW. Confirm the master cylinder stud thread size is M10 x 1.50 and compare the original unit before removal to ensure proper fitment. Follow the included instruction sheet and inspect related hydraulic connections and seals during installation.

Quality Assurance

Cardone remanufactures this power brake booster to original equipment standards and tests every unit for reliable performance. The design is reviewed for possible improvements, and where applicable, upgrades are added to improve durability over the original part.