MPA Electrical B1731 Power Brake Booster

Power Brake Booster Overview

The MPA Electrical B1731 is a remanufactured power brake booster built for vehicles that need consistent vacuum-assisted braking performance. It is a standard replacement unit with a metal housing and a brake pedal rod extension included, and it is supplied without a master cylinder.

Key Features

• Standard replacement power brake booster for vacuum-assisted braking systems
• Remanufactured construction with metal housing
• Brake pedal rod extension included
• Master cylinder not included
• 4 mounting studs with 8x1.25 master cylinder stud thread size
• 100% end-of-line tested for pressure transfer and vacuum seal performance

Detailed Description

MPA Electrical B1731 is a reman vac power brake booster engineered to deliver strong braking assist with reduced pedal effort. The remanufactured design uses specially treated replacement components to help maintain vacuum seal integrity and reliable pressure transfer, while end-of-line testing verifies unit performance before release. This part cross-references 23234989 and 84251010 for the same application. Fits 2015-2022 Chevrolet Colorado, N/A. Fits 2015-2022 GMC Canyon, N/A. This power brake booster is a direct fit for Chevrolet Colorado and GMC Canyon applications listed in the fitment data, making it a practical replacement for worn or failing booster assemblies.

What It Is Used For

• Restoring brake assist when pedal effort has increased
• Replacing a booster with vacuum leakage or poor pressure transfer
• Addressing inconsistent brake pedal feel
• Correcting a failed remanufactured or original booster assembly

Installation Notes and Tips

Verify master cylinder compatibility before installation, since this booster is supplied without a master cylinder. Confirm the 8x1.25 stud thread size and the 4-stud mounting pattern match the vehicle application. Inspect related vacuum and brake system components during replacement to help ensure proper operation after installation.

Quality Assurance

MPA Electrical subjects each unit to 100% end-of-line testing using proprietary equipment. The remanufactured process and tested sealing components are used to support consistent braking assist and dependable pressure transfer.