5N0906274B

5N0906274B is an original component from the Fuel pumps and level sensors group, designed for the diesel engine fuel supply system. The bracket ensures stable mounting of the fuel pump, which translates into reliable operation of the entire system and reduced vibration during use. This solution is dedicated to users who expect precise fitment and the preservation of factory mounting geometry.

Specifications and technical data

• SKU: 1K0127023N-1
• Mark: Seat
• Condition: Used
• OEM Part Number: 1K0127023N
• Substitutable numbers: 1K0906355, 1K0 906 355, 5N0906129B, 5N0 906 129 B, 1K0127023N, 1K0 127 023 N, 5N0906257, 5N0 906 257, 1K0130307BH, 1K0 130 307 BH
• Fuel type: Diesel
• Category: Fuel Pumps & Sending Units

Purpose and function in the fuel supply system

The presented bracket is a mounting component for the fuel pump in a diesel engine, responsible for its proper positioning relative to other sub-assemblies. A correctly selected bracket reduces stress on the ports and lines, stabilizes the pump body, and helps maintain the tightness of connections in the fuel supply system. In the case of 2.0 TDI units, this has a direct impact on engine refinement, even fuel dosing, and resistance to vibrations.

Benefits of using an original bracket

Using the original fuel pump bracket in an Audi A3 8P allows for the preservation of factory mounting points and the correct routing of lines. In practice, this means:

• secure, stable seating of the fuel pump in the engine bay,
• reduced risk of leaks resulting from the pump operating at an incorrect angle,
• limited transmission of vibrations to adjacent components,
• easier removal and reinstallation during system maintenance. For diesel engines, where operating pressures are high and mounting tolerances are demanding, a correctly selected fuel pump bracket is an essential element ensuring the stable operation of the entire fuel supply system.

Product characteristics and fitment

The bracket has been designed to work with the fuel pump in diesel units, which guarantees compliance with the mechanical and thermal requirements of this type of engine. The design provided by the vehicle manufacturer allows for installation at the original mounting points without the need for modifications or the use of additional adapters. This ensures consistency with the factory fuel supply system and proper cooperation with other elements in the Fuel pumps and level sensors category. The item comes from the Seat brand's OE range, which means it was developed taking into account the durability and compatibility requirements applicable within the VAG group. The used condition allows for an economical repair or replacement of the bracket while maintaining the original mounting specification.

Application in 2.0 TDI Diesel engines

2.0 TDI diesel engines are particularly sensitive to fuel supply quality, and stable pump mounting is important for maintaining proper pressure and consistent dosing. The bracket dedicated to diesel units ensures:

• adequate rigidity under variable loads,
• resistance to vibrations generated by the operation of a diesel engine,
• compatibility with typical solutions used in TDI injection systems. This makes it a practical choice when replacing a damaged or deformed bracket, which could cause improper pump alignment and accelerated wear of fuel system components.

Support with selection and additional materials

When choosing a fuel pump bracket, it is worth paying attention to compatibility with the OEM part number and any interchangeable numbers, which facilitates matching to a specific vehicle configuration. If you have any doubts regarding the condition of the used part or the impact of the mounting on the fuel system's operation, a guide on purchasing dismantled parts may be helpful – especially in the context of pumps and fuel accessories. You can find more practical tips in the article Fuel dosing problems – how to safely choose a used injection pump and fuel rail. If you are planning a comprehensive repair or upgrade of the fuel supply area in your Seat and need other components from the same group, such as pumps, supply modules, or fuel level sensors, check out the available parts in the Fuel pumps and level sensors Seat category.