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Dorman 949-904 Air Suspension Compressor
| Brand | Dorman 949-904 |
|---|---|
| Maximum Pressure | 170 |
| Mounting Hardware Included | Yes |
| Amperage Rating | 25 |
| Mounting Bracket Included | Yes |
| Air Spring System Type | Electrical system |
| Color/Finish | Black |
| Package Contents | 1 suspension compressor assembly |
| Voltage | 12v |
| Fits | BMW · 48 vehicles |
OE-style replacement. Matches the fit and function of the original compressor on specified applications.
12V electrical design. Built for an electrical air spring system with a 25 amp rating.
Mounting bracket included. Supplied with a black finish for a clean, service-ready appearance.
Cross-references Arnott Industries P-2469, Unity Automotive 20-025002 and 4J-2006C for the same application. See all 7.
Air Suspension Compressor Overview
This Dorman air suspension compressor is built to match the fit and function of the original unit on specified BMW applications. It uses quality materials and a 12V electrical design to support reliable suspension system operation.
Key Features
- Direct-fit replacement air suspension compressor for specified BMW models
- 12V electrical system with a 25 amp rating
- Maximum pressure rating of 170
- Black finish with mounting bracket included
- Mounting hardware included for installation
Detailed Description
Part number 949-904 is an air suspension compressor engineered as a replacement for the original compressor on select BMW 750i, 750Li, 760i, 760Li, Alpina B7, X5, 745i, 745Li, 525i, 540i, and 528i applications. It is intended for vehicles with an electrical air spring system and, on BMW X5 applications, self-leveling suspension. The compressor is built to restore system pressure and support normal suspension height control. Part number 949-904 is a practical OE-style replacement for BMW air suspension service.
What It Is Used For
- Restoring suspension air pressure after compressor wear or failure
- Addressing slow vehicle height recovery in air suspension systems
- Replacing a compressor that no longer builds pressure to specification
- Supporting self-leveling suspension operation on applicable BMW X5 models
Installation Notes and Tips
Verify the vehicle uses an electrical air spring system before ordering. Confirm the compressor mounting style, electrical connection, and system requirements against the original unit. This part cross-references Arnott Industries (e.g., P-2469) for the same application.
Quality Assurance
Dorman designs this compressor to match original fit and function on specified applications. The unit is made from quality materials for dependable performance and durability.
| Year | Make | Model | Liters | Cylinders | Notes |
|---|---|---|---|---|---|
| 2008 | BMW | 750i | — | — | — |
| 2008 | BMW | 750Li | — | — | — |
| 2008 | BMW | 760Li | — | — | — |
| 2008 | BMW | Alpina B7 | — | — | — |
| 2007 | BMW | 750i | — | — | — |
| 2007 | BMW | 750Li | — | — | — |
| 2007 | BMW | 760Li | — | — | — |
| 2007 | BMW | Alpina B7 | — | — | — |
| 2006 | BMW | 750i | — | — | — |
| 2006 | BMW | 750Li | — | — | — |
| 2006 | BMW | 760i | — | — | — |
| 2006 | BMW | 760Li | — | — | — |
| 2006 | BMW | X5 | 3.0L | L6 | Self-Levelling Suspension |
| 2006 | BMW | X5 | 4.4L | V8 | Self-Levelling Suspension |
| 2005 | BMW | 745i | — | — | — |
| 2005 | BMW | 745Li | — | — | — |
| 2005 | BMW | 760i | — | — | — |
| 2005 | BMW | 760Li | — | — | — |
| 2005 | BMW | X5 | 3.0L | L6 | Self-Levelling Suspension |
| 2005 | BMW | X5 | 4.4L | V8 | Self-Levelling Suspension |
| 2004 | BMW | 745i | — | — | — |
| 2004 | BMW | 745Li | — | — | — |
| 2004 | BMW | 760i | — | — | — |
| 2004 | BMW | 760Li | — | — | — |
| 2004 | BMW | X5 | 3.0L | L6 | Self-Levelling Suspension |
| 2004 | BMW | X5 | 4.4L | V8 | Self-Levelling Suspension |
| 2003 | BMW | 525i | — | — | — |
| 2003 | BMW | 540i | — | — | — |
| 2003 | BMW | 745i | — | — | — |
| 2003 | BMW | 745Li | — | — | — |
| 2003 | BMW | 760Li | — | — | — |
| 2003 | BMW | X5 | 3.0L | L6 | Self-Levelling Suspension |
| 2003 | BMW | X5 | 4.4L | V8 | Self-Levelling Suspension |
| 2002 | BMW | 525i | — | — | — |
| 2002 | BMW | 540i | — | — | — |
| 2002 | BMW | 745i | — | — | — |
| 2002 | BMW | 745Li | — | — | — |
| 2002 | BMW | X5 | 3.0L | L6 | Self-Levelling Suspension |
| 2002 | BMW | X5 | 4.4L | V8 | Self-Levelling Suspension |
| 2001 | BMW | 525i | — | — | — |
| 2001 | BMW | 540i | — | — | — |
| 2001 | BMW | X5 | 3.0L | L6 | Self-Levelling Suspension |
| 2001 | BMW | X5 | 4.4L | V8 | Self-Levelling Suspension |
| 2000 | BMW | 528i | — | — | — |
| 2000 | BMW | 540i | — | — | — |
| 2000 | BMW | X5 | 4.4L | V8 | Self-Levelling Suspension |
| 1999 | BMW | 528i | — | — | — |
| 1999 | BMW | 540i | — | — | — |
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