BMW 3 X5 Series E46 E53 Sprocket High-Pressure Pump 2247053

BMW 3 X5 Series E46 E53 Sprocket High-Pressure Pump is an original fuel system component, designed for precise operation with the factory high-pressure pump in BMW 3 Series E46 and X5 E53 models. By maintaining specific tooth geometry and the correct profile for interaction with the drive shaft, the part ensures stable torque transmission and proper operation of the entire system. This solution is particularly recommended for professional repairs where compliance with factory standards and predictable performance under load are essential.

Specifications and technical data

• SKU: 2247053
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 2247053
• Substitutable numbers: 13522247053, 2247053, PK
• Category: Fuel Pumps & Sending Units

Purpose and function in the fuel system

The presented sprocket is a drive component for the high-pressure fuel pump in BMW vehicles, classified under the Fuel pumps and level sensors category. It is responsible for the mechanical coupling of the pump with the timing system or drive shaft, which enables the generation of appropriate fuel pressure in the fuel rail. A properly selected component minimizes the risk of slippage, noise, and uneven pump operation, which translates into stable engine performance and the correct fuel dosage across the entire RPM range.

Benefits of using an original BMW component

Using an original BMW sprocket in the high-pressure fuel pump system allows for maintaining factory fitment tolerances and correct operating characteristics. In practice, this means:

• reliable power transmission to the fuel pump without unwanted operating play,
• reduction of vibrations and shock loads in the fuel supply system,
• better fuel pressure stability under variable engine load,
• maintenance of compatibility with factory BMW service procedures.

For workshops and users who prioritize a predictable repair outcome, choosing such a component is a safe and technically sound solution, especially in vehicles that are heavily used or have mileage that already requires intervention in the fuel system.

Installation characteristics and fitment

The BMW 3 Series E46 and X5 E53 high-pressure fuel pump sprocket has been designed for direct installation into the original pump housing and for compatibility with factory equipment. The appropriate tooth profile and correct surface finish of the working areas promote quiet operation and reduce wear on mating components. When installed correctly, following the manufacturer's procedures, the part allows for restoring proper fuel system synchronization without the need for additional structural modifications.

Condition and service application

The item comes from the group of original BMW parts and is intended for use in professional fuel system repairs, both in independent service centers and specialized workshops dealing with E46 and E53 models. Choosing such a component is particularly beneficial when replacing the high-pressure pump, regenerating the fuel system, or diagnosing fuel pressure problems, where maintaining the consistency of all drive components is crucial.

Support in selection and technical knowledge

When selecting fuel system components, it is advisable to use identification by factory part numbers and vehicle data to ensure full compatibility with a specific engine version. Additional information on the principles of selecting used components, their verification, and integration with the existing electronic installation can be found in the Global Parts guide: Used automotive electronics on board – why is it worth choosing second-hand ECU modules and sensors?

If you are planning a comprehensive repair or upgrade of the fuel system area in your BMW and need other components from the same group, such as high-pressure pumps, power modules, or fuel level sensors, check the available parts in the BMW fuel pumps and level sensors category.