Complete Fuel Tank BMW G20 G21 Fuel Tank Reservoir Petrol 9469498

Complete Fuel Tank BMW G20 G21 Fuel Tank Reservoir Petrol is an original fuel system component designed for professional replacement in modern 3 Series models. Thanks to the factory BMW design and the preservation of full mounting geometry, this used tank ensures precise fitment to the chassis and fuel system, facilitating efficient repair or reconstruction of the fuel system. This is a solution for users who expect compatibility with the factory petrol system without the need for modifications.

Specifications and technical data

• SKU: 9469498
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9469498
• Substitutable numbers: 9469498, 16119469498, 16117473444, 7473444
• Fuel type: Petrol
• Category: Fuel Tanks & Filler Necks

Purpose and function in the fuel system

The Complete Fuel Tank BMW G20 G21 Fuel Tank Reservoir Petrol is responsible for safe petrol storage and stable power supply to the engine unit. The design is adapted to work with modern injection systems, ensuring proper fuel routing, venting, and integration with level sensors. This component is crucial for maintaining correct pressure and continuity of fuel supply to the pump and injectors.

A properly selected fuel tank minimizes the risk of leaks, venting issues, and diagnostic errors related to the fuel system. In the event of mechanical damage, corrosion, or deformation, the factory tank is the recommended service solution.

Compatibility and mounting fitment

The offered component comes from the Fuel tanks and filler pipes group and is designed specifically for the chassis architecture of the BMW G20/G21 series with petrol engines. This means maintaining:

• factory mounting points to the chassis,
• adaptation to the original filler neck and fuel lines,
• integration with the sensor installation and fuel system accessories.

Thanks to this, the installation proceeds in an orderly manner, without the need to adapt brackets or modify the installation. This is particularly important for post-accident repairs and when replacing the tank after mechanical damage.

Technical characteristics and application advantages

As a component intended for a petrol system, the tank is optimized for resistance to fuels of varying quality and for cooperation with modern emission control systems. The design provides for proper fuel vapor routing and cooperation with the onboard diagnostic system, which helps maintain the vehicle's compliance with environmental requirements.

Using an original tank instead of a damaged or non-factory replacement allows you to:

• reduce the risk of leaks and fuel odors around the vehicle,
• maintain the correct operation of the fuel level sensor and onboard computer readings,
• ensure stable operating conditions for the fuel pump and the entire fuel system.

This solution is particularly beneficial for users who want to maintain consistency with the factory BMW specification and avoid compatibility issues.

Component condition and service application

The offered fuel tank is a used part, which makes it an attractive option for repairs where the cost-to-functionality ratio is important. This type of component is often chosen for post-accident repairs, replacement after mechanical damage, or vehicle reconstruction, where the priority is original geometry and fitment for a specific BMW model.

Before installation, a standard service procedure is recommended: leak testing, verification of connection ports, and checking the condition of the accessory mounting sockets. A properly prepared tank allows for the efficient restoration of full fuel system functionality.

Technical support and selection by part numbers

The element has an assigned OEM part number and associated interchangeable numbers, which facilitates precise identification by VIN or manufacturer catalogs. This allows you to verify the compatibility of the tank with a specific engine version and model year of the BMW G20/G21, minimizing the risk of purchasing an incorrect component.

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 additional tanks, lines, or filler pipes, check the available parts in the BMW Fuel tanks and filler pipes category.

For users who want to better understand the construction and operation of the fuel system, the following guide will be helpful: Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration, where diagnostics, part selection by numbers, and proper operation principles are discussed.

If you are considering whether an original, replacement, or used part is a better choice in your case, it is worth reading the cost-benefit analysis in the article Original, replacement, or used – which car parts are the most cost-effective?, which will facilitate making an informed service decision.