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MPA Electrical B1120 Power Brake Booster
| Brand | MPA Electrical B1120 |
|---|---|
| Brake Service Grade | Standard replacement |
| Booster Type | Vacuum |
| Brake Pedal Rod Extension Included | No |
| Diaphragm Type | Dual |
| Master Cylinder Included | No |
| Gasket Or Seal Included | No |
| Housing Material | Metal |
| Diaphragm Diameter | 247.9 |
| Diaphragm Diameter | 9.76 |
| Mounting Bracket Included | No |
| Front Seal Included | No |
| Master Cylinder Stud Thread Size (mm) | 8 x 1.25 |
| Mounting Stud Quantity | 2 |
| Product Condition | Remanufactured |
| Product line | Reman Vac Pwr Brake Booster w/o Master Cyl |
| Fits | Chevrolet, Pontiac, and Saturn · 10 vehicles |
Remanufactured replacement. Standard replacement vacuum brake booster for service applications.
Dual-diaphragm design. Built for consistent braking assist and smoother pedal response.
End-of-line tested. Each unit is checked with proprietary equipment before release.
Cross-references 10382217, 15285078 and 22666346 for the same application. See all 5.
Overview
MPA Electrical B1120 is a remanufactured vacuum power brake booster built for standard replacement applications. It is engineered to deliver strong braking assist with reduced pedal effort, and it is tested at the end of production to verify performance.
Compatible with Chevrolet Malibu, Saturn Aura, and Pontiac G6 applications listed below, this brake booster is a direct-fit service part for vehicles using a vacuum booster without a master cylinder. The B1120 part number is also referenced in interchange listings for related OE applications.
Key Features
- Remanufactured vacuum brake booster for standard replacement service
- Dual-diaphragm design for consistent assist output
- Metal housing for durable brake system service
- Master cylinder not included
- Brake pedal rod extension, gasket, seal, and mounting bracket not included
- 8 x 1.25 mm master cylinder stud thread size
Detailed Description
MPA Electrical B1120 is a reman vac power brake booster designed for vehicles that require vacuum-assisted braking without a master cylinder. The dual diaphragm construction, metal housing, and 247.9 mm diaphragm diameter support reliable pressure transfer and pedal assist in everyday driving conditions. The B1120 part number appears in interchange references for related OE applications, and the unit is tested using end-of-line procedures to confirm function before release.
This brake booster is listed for 2004-2008 Chevrolet Malibu, 2007-2008 Saturn Aura, and 2005-2007 Pontiac G6 applications. Use the vehicle-specific fitment below to confirm the correct brake booster configuration before ordering.
What It Helps Solve
- Hard brake pedal feel caused by a weak or failing booster
- Reduced braking assist from vacuum loss or internal diaphragm wear
- Brake system performance issues tied to booster leakage
- Replacement needs for remanufactured vacuum booster service
Installation Notes and Tips
Verify that the vehicle uses a vacuum brake booster and does not require a master cylinder with the booster assembly. Confirm the 8 x 1.25 mm master cylinder stud thread size and match the listed fitment before installation. Inspect related brake system components for wear or vacuum leaks during service.
Quality Assurance
MPA Electrical subjects each unit to 100% end-of-line testing with proprietary equipment. The B1120 is a remanufactured standard replacement brake booster built to meet functional requirements for braking assist and pressure transfer.
| Year | Make | Model | Submodel | Liters | Cylinders | Fuel Type | Notes |
|---|---|---|---|---|---|---|---|
| 2008 | Chevrolet | Malibu | Classic LT | 3.5L | V6 | — | Reman Vac Pwr Brake Booster w/o Master Cyl |
| 2008 | Saturn | Aura | — | — | — | GAS | Reman Vac Pwr Brake Booster w/o Master Cyl |
| 2007 | Chevrolet | Malibu | — | — | — | — | Reman Vac Pwr Brake Booster w/o Master Cyl |
| 2007 | Pontiac | G6 | — | — | — | — | Reman Vac Pwr Brake Booster w/o Master Cyl |
| 2007 | Saturn | Aura | — | — | — | GAS | Reman Vac Pwr Brake Booster w/o Master Cyl |
| 2006 | Chevrolet | Malibu | — | — | — | — | Reman Vac Pwr Brake Booster w/o Master Cyl |
| 2006 | Pontiac | G6 | — | — | — | — | Reman Vac Pwr Brake Booster w/o Master Cyl |
| 2005 | Chevrolet | Malibu | — | — | — | — | Reman Vac Pwr Brake Booster w/o Master Cyl |
| 2005 | Pontiac | G6 | — | — | — | — | Reman Vac Pwr Brake Booster w/o Master Cyl |
| 2004 | Chevrolet | Malibu | — | — | — | — | Reman Vac Pwr Brake Booster w/o Master Cyl |
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