Dorman 904-855 Vacuum Pump
Confirm Fitment Before You Buy
Not sure it fits? Message Year/Make/Model/Engine (2WD/4WD if applicable) and we’ll help confirm compatibility.
Why buy from Koskowski Automotive?
• 50+ years (since 1972) • Dorman Authorized Seller • Fast shipping • Easy returns
Regular price
$363.72
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Vehicle Fitment: Use the table below to match your exact configuration. If you don’t see your exact setup, message us before ordering.
Product Description
This vacuum pump matches the fit and function of the original equipment pump. Made of durable materials for reliable service, this replacement pump is built to ensure reliable operation of vacuum-operated vehicle functions.
- Ideal replacement - this vacuum pump matches the fit and function of the original equipment pump to restore operation of vacuum-operated functions
- Durable construction - this vacuum pump is made of quality materials to ensure reliable performance and a long service life
- Cost-effective solution - offers original equipment performance at competitive price
- Quality tested - this part has undergone try-on testing to ensure a quality fit
Detailed Applications
| Year | Make | Model | Configuration | Positions | Application Notes |
|---|---|---|---|---|---|
| 2021 | Rolls-Royce | Dawn | V12 402 6.6L (6592cc) | Mechanically Driven | |
| 2020 | Rolls-Royce | Dawn | V12 402 6.6L (6592cc) | Mechanically Driven | |
| 2020 | Rolls-Royce | Ghost | V12 402 6.6L (6592cc) | Mechanically Driven | |
| 2020 | Rolls-Royce | Wraith | V12 402 6.6L (6592cc) | Mechanically Driven | |
| 2019 | Rolls-Royce | Dawn | V12 402 6.6L (6592cc) | Mechanically Driven | |
| 2019 | Rolls-Royce | Ghost | V12 402 6.6L (6592cc) | Mechanically Driven | |
| 2019 | Rolls-Royce | Wraith | V12 402 6.6L (6592cc) | Mechanically Driven | |
| 2018 | Rolls-Royce | Dawn | V12 402 6.6L (6592cc) | Mechanically Driven | |
| 2018 | Rolls-Royce | Ghost | V12 402 6.6L (6592cc) | Mechanically Driven | |
| 2018 | Rolls-Royce | Wraith | V12 402 6.6L (6592cc) | Mechanically Driven | |
| 2017 | Rolls-Royce | Dawn | V12 402 6.6L (6592cc) | Mechanically Driven | |
| 2017 | Rolls-Royce | Ghost | V12 402 6.6L (6592cc) | Mechanically Driven | |
| 2017 | Rolls-Royce | Wraith | V12 402 6.6L (6592cc) | Mechanically Driven | |
| 2016 | Rolls-Royce | Dawn | V12 402 6.6L (6592cc) | Mechanically Driven | |
| 2016 | Rolls-Royce | Ghost | V12 402 6.6L (6592cc) | Mechanically Driven | |
| 2016 | Rolls-Royce | Wraith | V12 402 6.6L (6592cc) | Mechanically Driven | |
| 2015 | BMW | 760Li | V12 364 6.0L (5972cc) | Mechanically Driven | |
| 2015 | BMW | 760Li | V12 6.0L (5972cc) | Mechanically Driven | |
| 2015 | Rolls-Royce | Ghost | V12 402 6.6L (6592cc) | Mechanically Driven | |
| 2015 | Rolls-Royce | Wraith | V12 402 6.6L (6592cc) | Mechanically Driven | |
| 2014 | BMW | 760Li | V12 364 6.0L (5972cc) | Mechanically Driven | |
| 2014 | BMW | 760Li | V12 6.0L (5972cc) | Mechanically Driven | |
| 2014 | Rolls-Royce | Ghost | V12 402 6.6L (6592cc) | Mechanically Driven | |
| 2014 | Rolls-Royce | Wraith | V12 402 6.6L (6592cc) | Mechanically Driven | |
| 2013 | BMW | 760Li | V12 6.0L (5972cc) | Mechanically Driven | |
| 2013 | Rolls-Royce | Ghost | V12 402 6.6L (6592cc) | Mechanically Driven | |
| 2012 | BMW | 760Li | V12 6.0L (5972cc) | Mechanically Driven | |
| 2012 | Rolls-Royce | Ghost | V12 402 6.6L (6592cc) | Mechanically Driven | |
| 2011 | BMW | 760Li | V12 6.0L (5972cc) | Mechanically Driven | |
| 2011 | Rolls-Royce | Ghost | V12 402 6.6L (6592cc) | Mechanically Driven | |
| 2010 | BMW | 760Li | V12 6.0L (5972cc) | Mechanically Driven | |
| 2010 | Rolls-Royce | Ghost | V12 402 6.6L (6592cc) | Mechanically Driven | |
| 2009 | BMW | 760Li (Mexico) | V12 6.0L (5972cc) | Mechanically Driven |
Product Specifications
| Diaphragm Included: | No |
|---|---|
| Drive Type: | Gear |
| Gasket Or Seal Included: | No |
| Housing Material: | Aluminum |
| Inlet Port Inside Diameter: | 0.585 In |
| Inlet Port Outside Diameter: | 0.738 in |
| Inside Diameter: | 0.585 In |
| Mounting Hardware Included: | No |
| Outlet Port Inside Diameter: | 0.585 In |
| Outlet Port Outside Diameter: | 0.738 in |
| Package Contents: | 1 Vacuum Pump |
| Package Quantity: | 1 |
| Packaging Type: | Box |
| Port Quantity: | 2 |
| Pulley Included: | No |
| Relief Valve: | Yes |
| Terminal Quantity: | 0 |
| Type: | Mechanical |
| Vacuum Port Diameter: | 0.738 in |
| Vacuum Port Quantity: | 2 |
| Vacuum Pump Connector: | Barbed |
| Vacuum Pump Drive System: | Gear Drive |
| Vacuum Pump Inlet: | 0.738 in |
| Vacuum Pump Outlet: | 0.738 in |
OE Numbers
| DIRECT OE CROSS | |
|---|---|
| 11667635658 | BMW |