MPA Electrical B1047 Power Brake Booster

Remanufactured Vacuum Brake Booster

MPA Electrical B1047 is a remanufactured vacuum power brake booster for select Dodge Dakota and Dodge Durango applications. It is built for standard replacement service and is designed to deliver strong braking assist with low pedal effort.

This MPA Electrical brake booster uses a dual-diaphragm vacuum design with a metal housing and 8 x 1.25 mm master cylinder stud thread size. The unit is supplied without a master cylinder, brake pedal rod extension, gasket or seal, front seal, or mounting bracket.

Key Features

• Part number B1047
• Remanufactured vacuum booster for brake service replacement
• Dual diaphragm design for braking assist
• Metal housing construction
• 2 mounting studs
• Master cylinder stud thread size: 8 x 1.25 mm
• Brake service grade: standard replacement
• Diaphragm diameter: 251.21 mm / 9.89 in

Product Line Details

MPA Electrical reman brake boosters are engineered and tested to restore vacuum assist performance with attention to seal integrity and pressure transfer. The product line uses new replacement and specially treated components, and each unit is subjected to end-of-line testing with proprietary equipment before release.

Detailed Description

MPA Electrical B1047 is a reman vac pwr brake booster w/o master cyl built for drivers who need consistent pedal response and vacuum-assisted braking performance. It is compatible with 1999-2004 Dodge Dakota and 1999-2003 Dodge Durango applications, making it a direct-fit option for common Dodge brake booster replacement jobs. This part cross-references OE-style numbers such as 5013132AA and 5102007AA for the same application.

Common Problems This Part Can Address

• Hard brake pedal feel
• Reduced vacuum assist at the brake pedal
• Brake booster diaphragm wear
• Loss of pressure transfer in the booster assembly
• Brake response issues related to booster failure

Installation Notes and Tips

Verify master cylinder compatibility before installation, since the master cylinder is not included. Confirm the 8 x 1.25 mm stud thread size, mounting stud count, and vehicle-specific brake linkage setup before removing the original unit. For best results, inspect vacuum supply, check for leaks in connected lines, and replace any worn seals or related brake components during service.

Quality Assurance

Each MPA Electrical brake booster is 100% end-of-line tested using proprietary equipment to confirm performance before shipment. The remanufacturing process focuses on vacuum seal integrity, reliable pressure transfer, and consistent braking assist for Dodge Dakota and Dodge Durango brake booster replacement applications.