Description
BMW 1 Series E81 E87 E87N Bare Fuel Tank Diesel 116d 118d 120d 123d M47N2 N47 is an original diesel fuel system component designed for BMW 1 Series models with diesel engines. Thanks to its factory design, it ensures proper fuel storage, stable engine supply, and compatibility with factory equipment. This is the solution for users looking for a proven, OEM-compliant fuel tank for their vehicle.
Specifications and technical data
- SKU: 7283801
- Mark: BMW (Genuine OE)
- Condition: Used
- OEM Part Number: 7283801
- Substitutable numbers: 16117159163, 7159163, 16117283801, 7283801
- Fuel type: Diesel
- Category: Fuel Tanks & Filler Necks
Purpose and function in the fuel system
The presented tank belongs to the Fuel tanks and filler pipes category and is adapted for use in BMW cars with diesel engines. It is responsible for the safe storage of diesel fuel, its proper venting, and cooperation with the fuel pump and system accessories. The tank’s design is prepared for installation at factory body mounting points, which facilitates service and reduces replacement time.
Compatibility with diesel engines
The tank has been designed with diesel units in mind, which is why its geometry, chamber layout, and internal solutions are matched to the operating characteristics of diesel engines. Proper fuel routing reduces the risk of air locks at low fuel levels and supports stable operation of the injection system during acceleration, braking, and cornering.
Benefits of using an original BMW tank
Using an original fuel tank in a BMW 1 Series allows you to maintain the factory operating parameters of the fuel system. The main advantages include:
- secure fit to the body and fuel system accessories,
- maintenance of the operating capacity specified by the manufacturer,
- compatibility with factory fuel level sensors and lines,
- reduction of the risk of leaks resulting from improper installation.
As a result, replacing a worn or damaged tank with an original part helps restore the proper operation of the fuel system without the need for installation modifications.
Condition, origin, and service application
The offered fuel tank is a used part, which allows for economical vehicle repair while maintaining the original BMW design. This type of part is particularly useful in situations where mechanical damage to the tank has occurred (e.g., after a collision or hitting an obstacle) or when replacement is necessary due to corrosion or leaks. Choosing an original, used tank is often a favorable compromise between cost and maintaining factory technical solutions.
Installation and maintenance tips
When replacing the fuel tank in a BMW 1 Series, it is worth paying attention to the condition of fuel lines, filler pipes, clamps, and mounts. In many cases, it is cost-effective to simultaneously check elements such as:
- fuel filler pipes and their seals,
- ventilation lines,
- brackets and covers protecting the tank from damage.
Such an approach helps reduce the risk of future leaks and ensures trouble-free vehicle operation after the repair.
If you are planning a comprehensive repair or upgrade of the fuel supply area in your BMW and need other components from the same group, such as additional tanks, filler pipes, or fuel lines, check the available parts in the BMW fuel tanks and filler pipes category.
To better plan your service and select the right components, it is worth reading the guide describing the construction and maintenance of the fuel system, which discusses, among other things, the role of the tank, pumps, and injectors – details can be found in the article “Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration”.





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