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Dorman 904-842 Vacuum Pump
| Brand | Dorman 904-842 |
|---|---|
| Gasket Or Seal Included | Yes |
| Housing Material | Aluminum |
| Inside Diameter | 0.585 In |
| Mounting Hardware Included | No |
| Package Contents | 1 Pump Assembly; 1 Gasket |
| Pulley Included | No |
| Relief Valve | Yes |
| Vacuum Pump Connector | Barbed |
| Vacuum Pump Drive System | Belt Drive |
| Vacuum Pump Inlet | 0.585 In |
| Fits | BMW · 13 vehicles |
OE direct replacement. Matches the fit and function of the original equipment pump.
Aluminum housing. Durable construction for reliable service.
Belt-driven design. Supports vacuum-operated vehicle functions.
Cross-references 11667847203 for the same application. See all 1.
OE-Style Vacuum Pump Replacement
This Dorman vacuum pump is built to match the fit and function of the original equipment unit for vacuum-operated vehicle systems. It is a direct replacement for select BMW performance models and is made with durable aluminum housing for dependable service.
Compatible with 2015-2021 BMW M3, BMW M4, and BMW M2 applications, Dorman 904-842 supports mechanically driven vacuum pump systems with the correct inlet size and barbed connector design.
Key Features
- Direct replacement vacuum pump for OE fit and function
- Aluminum housing for durable construction
- Belt-driven vacuum pump design
- Relief valve included for system control
- Gasket included for sealing at installation
- Barbed vacuum pump connector
- 0.585 in. inlet and inside diameter
Detailed Product Overview
Dorman 904-842 is engineered as a replacement vacuum pump for mechanically driven BMW vacuum systems. It is designed for 2015 BMW M3 and M4, 2016-2018 BMW M3, 2016-2020 BMW M4, and 2019-2021 BMW M2 applications. The pump uses a belt drive system, aluminum housing, and an integrated relief valve to support stable vacuum operation in vehicle functions that rely on engine vacuum. This part cross-references BMW OE part number 11667847203 for the same application.
What It Helps Fix
- Loss of vacuum supply to engine-driven accessories or control systems
- Vacuum pump noise or inconsistent pump operation
- Vacuum leaks at the pump housing or inlet connection
- Reduced performance in vacuum-operated vehicle functions
- Failure of the original mechanically driven vacuum pump
Installation Notes
Verify the vehicle uses a mechanically driven vacuum pump before ordering. This part includes a gasket, but mounting hardware and pulley are not included. Confirm the 0.585 in. inlet size and barbed connector style match the original unit before installation. For best results, inspect the mating surface and vacuum lines for wear or damage during replacement.
Quality Assurance
Dorman replacement parts are built to match original equipment fit and function using durable materials for reliable service. Part number 904-842 is intended for direct replacement use on the listed BMW M3, M4, and M2 applications.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2021 | BMW | M2 | 3.0L | L6 | N/A | Mechanically Driven |
| 2020 | BMW | M2 | 3.0L | L6 | N/A | Mechanically Driven |
| 2020 | BMW | M4 | 3.0L | L6 | N/A | Mechanically Driven |
| 2019 | BMW | M2 | 3.0L | L6 | N/A | Mechanically Driven |
| 2019 | BMW | M4 | 3.0L | L6 | N/A | Mechanically Driven |
| 2018 | BMW | M3 | 3.0L | L6 | N/A | Mechanically Driven |
| 2018 | BMW | M4 | 3.0L | L6 | N/A | Mechanically Driven |
| 2017 | BMW | M3 | 3.0L | L6 | N/A | Mechanically Driven |
| 2017 | BMW | M4 | 3.0L | L6 | N/A | Mechanically Driven |
| 2016 | BMW | M3 | 3.0L | L6 | N/A | Mechanically Driven |
| 2016 | BMW | M4 | 3.0L | L6 | N/A | Mechanically Driven |
| 2015 | BMW | M3 | 3.0L | L6 | N/A | Mechanically driven vacuum pump |
| 2015 | BMW | M4 | 3.0L | L6 | N/A | Mechanically driven vacuum pump |
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