BMW 1 Series E82 E88 Bare Fuel Tank Diesel 118d 120d 123d N47 N47S

BMW 1 Series E82 E88 Bare Fuel Tank Diesel 118d 120d 123d N47 N47S is an original fuel system component designed for diesel versions, ensuring stable fuel storage and safe operation of the power unit. As part of the Fuel tanks and filler pipes group, it has been designed according to BMW's construction specifications, which translates into a proper fit and predictable performance during operation. This is a solution for users who expect a component that complies with factory geometry and manufacturer standards.

Specifications and technical data

• SKU: 7283804
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7283804
• Substitutable numbers: 16117283804, 7283804, 16117204163, 7204163
• Weight: 150
• Fuel type: Diesel
• Category: Fuel Tanks & Filler Necks

Purpose and role in the fuel system

The fuel tank in this BMW model is responsible for safely storing diesel fuel and supplying it stably to the engine's fuel system. The design, adapted for diesel units, enables proper cooperation with N47 and N47S engine components, taking into account the characteristics of diesel operation, including sensitivity to contamination and fuel pressure fluctuations.

This element is a structural part of the chassis – its shape and mounting method are matched to the architecture of the BMW 1 Series E82 and E88, which allows for maintaining proper ground clearance, suspension geometry, and correct routing of fuel and vent lines.

Construction and technical properties

The tank belongs to the Fuel tanks and filler pipes group, which means it works with the filler pipe, ventilation, and mounting elements within the bodywork. The applied construction is prepared for operation with diesel fuel, taking into account its density, chemical properties, and leak-tightness requirements.

The mass parameters of the tank have been selected to maintain a balance between durability and vehicle load, which is important for both vehicle handling and the durability of the mounts. As a result, the fuel tank can operate in typical road conditions, under variable loads and vibrations, without transferring excessive stress to the bodywork.

Benefits of using an original BMW tank

Using a fuel tank dedicated to a specific BMW series provides several significant operational benefits:

• Factory fit – compliance with the chassis geometry and mounting points provided by the manufacturer.
• Proper cooperation with the diesel fuel system, including the pump, filtration, and return lines.
• Reduction of the risk of leaks resulting from improper fitting or adaptation of universal elements.
• Maintenance of the working capacity and ventilation system operating characteristics specified by the manufacturer.

For the user, this means stable engine power supply, predictable vehicle behavior in various road conditions, and easier diagnostics of potential faults within the fuel system.

Condition, origin, and service application

The offered fuel tank is a used item, which in practice allows for an economical replacement of a damaged or corroded tank while maintaining compliance with BMW's factory specifications. This type of component is particularly useful in situations where there has been mechanical damage to the tank, leaks, or a need for replacement after a collision.

Before installation, a standard service procedure is recommended: checking for leaks, the condition of the connection ports, and a visual inspection of the surface for mechanical damage. A properly selected fuel tank facilitates subsequent maintenance of the fuel system, including the replacement of lines, filters, and pumping elements.

Selection, compatibility, and technical support

Due to the specifics of BMW fuel systems, the selection of the appropriate tank should be based on vehicle data and catalog numbers, which minimizes the risk of incompatibility of mounts or connection ports. In case of doubt, it is worth verifying the car's configuration by VIN number or consulting a service specializing in the BMW brand.

To better understand the principles of operation and maintenance of the fuel system, including the role of the tank, injectors, and pumps, the guide article Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration will be helpful, where diagnostics, part selection by VIN/OEM, and operating principles are discussed.

If you are planning a comprehensive repair or upgrade of the fuel system area in your BMW and need other elements from the same group, such as filler pipes, vent pipes, or additional mounting elements, check the available parts in the BMW Fuel tanks and filler pipes category.