Description
The Mercedes Sprinter W906 Crankcase Ventilation Hose OM651 Diesel is a component of the crankcase ventilation system designed for diesel engines, responsible for the efficient removal of gases from the crankcase. Thanks to its precise fit for the OM651 unit and construction in line with manufacturer standards, this hose ensures stable engine operation and reduces the risk of unwanted leaks or performance drops. It is a practical solution for users who want to maintain their Sprinter’s crankcase ventilation system in proper technical condition.
Specifications and technical data
- SKU: A6510100982
- Mark: Mercedes (Genuine OE)
- Condition: Used
- OEM Part Number: A6510100982
- Substitutable numbers: A6510100982, A 651 010 09 82
- Fuel type: Diesel
- Category: Hoses, Lines & Pipes
Purpose and Function in the Crankcase Ventilation System
The Crankcase Ventilation Hose OM651 Diesel operates in the demanding environment of a diesel engine, where the correct removal of oil vapors and gases from the crankcase is crucial. A properly selected hose helps maintain stable engine pressure, which contributes to smooth engine operation and reduces excessive exhaust smoke. The proper flow and seal of this component are important for engine running smoothness, oil consumption, and the overall durability of the auxiliary equipment.
Construction and Fit for Mercedes Sprinter W906
This element belongs to the group of Hoses, Tubes, and Pipes, meaning it has been designed for operation within the gas and vapor flow system of a diesel engine. The shape and connection diameters are adapted to the architecture of the OM651 unit used in the Mercedes Sprinter W906, facilitating installation at factory mounting points. This allows the hose to be fitted without the need for modifications, and existing clamps and brackets in the engine bay retain their function.
Benefits of Using an Original Component
Using a dedicated crankcase ventilation hose in a Sprinter with a diesel engine helps reduce problems typical of a malfunctioning ventilation system, such as unstable idle speed, increased oil consumption, or excessive oiling of intake hoses. A properly selected ventilation hose supports the correct operation of the turbocharger and intake system by reducing the amount of uncontrolled blow-by and oil leaks. It is a practical choice for servicing the OM651 unit, especially when the existing component shows signs of wear, cracks, or loss of flexibility.
Condition, Verification, and Service Application
The offered ventilation hose is a used part, which is an attractive solution for users looking for an economical yet functional component for their Mercedes Sprinter W906. This type of element is suitable for both routine maintenance repairs and larger service jobs related to the crankcase ventilation system or diesel engine auxiliary equipment. Choosing a dedicated hose helps maintain the system’s structural integrity and facilitates the diagnosis of potential leaks in the future.
Related Hoses and Mercedes Engine Components
If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other components from the same group, such as vacuum hoses, coolant hoses, or ventilation pipes, check the available parts in the Mercedes Hoses, Tubes, and Pipes category.
For users interested in a broader context of servicing this brand’s engines, including caring for diesel engine auxiliary equipment, practical tips on operation and selecting replacement parts may be useful – you can find them in the article Reliability Under the Star – How to Care for Engine Components in Popular Mercedes-Benz C-Class and E-Class Models?.





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