MPA Electrical B1022 Power Brake Booster

Remanufactured Vacuum Brake Booster

MPA Electrical B1022 is a remanufactured vacuum power brake booster for 2003-2006 Ford Expedition and 2003-2006 Lincoln Navigator applications. Built for standard replacement use, it is engineered to deliver strong braking assist with reduced pedal effort.

The MPA Electrical brake booster line focuses on restored vacuum sealing, consistent pressure transfer, and end-of-line testing for finished units. This B1022 reman vac pwr brake booster w/o master cyl is a direct-fit service part for vehicles that need dependable brake assist performance without replacing the master cylinder.

Key Features

• Part number B1022
• Remanufactured vacuum booster for standard replacement service
• Dual-diaphragm design with a 10.94 in. (277.88 mm) diaphragm diameter
• Metal housing construction
• Master cylinder not included
• No brake pedal rod extension included
• No gasket, seal, front seal, or mounting bracket included
• 2 mounting studs with 8 x 1.25 mm master cylinder stud thread size

Detailed Description

MPA Electrical B1022 is a vacuum brake booster designed for 2003-2006 Ford Expedition and 2003-2006 Lincoln Navigator models. The dual-diaphragm vacuum design helps provide braking assist with less pedal force, while remanufactured and specially treated components are used to maintain vacuum sealing and pressure transfer. Each unit is 100% end-of-line tested with proprietary equipment to verify function before release.

This part cross-references OE-style numbers 2L1Z2005CB and 5L1Z2005AA for the same application. If you are searching for a reman vac pwr brake booster w/o master cyl for Ford Expedition or Lincoln Navigator, B1022 is built to match the service needs of those vehicles.

What It Helps Fix

• Hard brake pedal feel
• Reduced brake assist during stopping
• Vacuum loss in the brake booster assembly
• Inconsistent pedal response under braking
• Booster-related brake performance issues on Expedition and Navigator models

Installation Notes

Verify booster type, diaphragm size, mounting stud count, and master cylinder thread size before installation. Because the master cylinder is not included, transfer or replace related brake components as needed during service. Confirm fitment for 2003-2006 Ford Expedition and 2003-2006 Lincoln Navigator before ordering, and follow factory brake service procedures during installation.

Quality Assurance

MPA Electrical remanufactures this brake booster with new replacement and specially treated components, then subjects each unit to 100% end-of-line testing to confirm performance and sealing integrity.