BMW X5 Series E53 1 Diesel M57 M57N 3.0d Complete Fuel Tank With Pump

BMW X5 Series E53 1 Diesel M57 M57N 3.0d Complete Fuel Tank With Pump is a factory-spec fuel system component designed for M57/M57N diesel engines. Thanks to the integrated pump, it provides a complete assembly solution that allows for the restoration of proper fuel system operation without the need to source individual components separately. It is a practical choice for repairs, upgrades, or conversions in X5 E53 models with the 3.0d unit.

Specifications and technical data

• SKU: 6766597-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6766597
• Substitutable numbers: 16116766597, 6766597, 16116763817, 6763817, 16116763830, 6763830, 16116755051, 6755051, 16116754762, 6754762
• Weight: 150
• Fuel type: Diesel
• Category: Fuel Tanks & Filler Necks

Purpose and compatibility with BMW X5 E53 3.0d

The offered fuel tank has been designed specifically for the BMW X5 E53 series drivetrain with the 3.0d M57/M57N diesel engine. The construction is adapted to the chassis architecture of this model, which facilitates installation at factory mounting points and ensures proper routing of fuel lines.

By using an original BMW solution, the correct tank geometry, proper venting, and compatibility with factory sensors and fuel system accessories are maintained. This is particularly important for all-wheel-drive vehicles, where underbody space is limited and requires precisely fitted components.

Construction and function of the complete fuel tank

The BMW X5 Series E53 1 Diesel M57 M57N 3.0d Complete Fuel Tank With Pump integrates the diesel storage space and the component responsible for pumping fuel to the engine into a single housing. This solution:

• simplifies the service process – you replace the entire assembly instead of several separate parts,
• ensures consistency in the operating parameters of the pump and the tank,
• reduces the risk of leaks at connections between components.

The system is adapted for use with diesel fuel, which means appropriately selected materials, resistance to diesel fuel properties, and compatibility with the operating pressures of the M57/M57N engine fuel supply system.

Benefits of using an original BMW tank

Using an original fuel tank with a pump in a BMW X5 E53 3.0d allows you to maintain the factory operating parameters of the fuel system. Key advantages include:

• secure fit to the body and drivetrain – no need for modifications to mounts or lines,
• proper cooperation with the factory electrical installation and engine management,
• maintenance of the correct fuel supply level under various driving conditions (cornering, acceleration, off-road driving),
• possibility of verification via OEM numbers and interchangeable numbers, which facilitates part selection for a specific vehicle version.

The item comes from the Fuel tanks and filler pipes group, making it structurally matched for use with the factory filler neck, lines, and BMW fuel system accessories.

Performance characteristics and installation

The BMW X5 Series E53 1 Diesel M57 M57N 3.0d Complete Fuel Tank With Pump is designed to operate in a diesel engine fuel system where stable fuel delivery under high loads and variable road conditions is essential. The integrated pump reduces the number of connections, which helps maintain tightness and improves the reliability of the entire system.

During installation, it is recommended to:

• check the condition of fuel lines and seals,
• verify the correct connection of the pump's electrical installation,
• bleed the fuel system after installation in accordance with the service procedure for M57/M57N engines.

This type of assembly is particularly useful for major repairs, such as replacing a corroded tank, addressing mechanical damage after a collision, or resolving fuel supply issues resulting from pump wear.

Condition, origin, and selection by numbers

The offered item is a BMW part from the group of original components, which facilitates identification and selection by OEM number and available interchangeable numbers. This information allows for precise matching of the tank to the specific engine version and model year of the BMW X5 E53, minimizing the risk of incompatibility.

The product is listed as used, which is important when planning a repair budget and comparing it with new aftermarket replacements. Before installation, it is worth verifying compatibility with your vehicle using the VIN and comparing the construction with the currently installed tank.

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

To better understand the operation of the fuel system in diesel engines and to correctly select and maintain a fuel tank with a pump, it is worth reading the guide "Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration", which discusses diagnostics, selection by VIN/OEM, and the principles of regenerating and servicing key components.