Mercedes Sprinter W906 OM651 Engine Mount EGR Support Holder A6510900127

The Mercedes W906 OM651 EGR Radiator Engine Mount Bracket is a specialized mounting component designed for the powertrain and cooling system in Mercedes W906 vehicles equipped with the OM651 engine. It is responsible for the stable, precise support of the engine–radiator–EGR assembly on the left side of the vehicle, which contributes to the proper functioning of the powertrain and its ancillaries. Due to its construction conforming to factory solutions, this part is particularly valued for repairs requiring the preservation of original mounting geometry.

Specifications and technical data

• SKU: A6510900127
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6510900127
• Substitutable numbers: A6510900127, A 651 090 01 27
• Location on the vehicle: Left
• Category: Engine Mounts

Purpose and Function in the Powertrain System

The presented mounting bracket operates within the engine compartment, connecting components of the OM651 unit with the cooling system and EGR exhaust gas recirculation. Its task is to maintain the correct position of the sub-assemblies relative to the vehicle body, which reduces unwanted stress, vibrations, and the risk of leaks in hoses and connections.

Its placement on the left side of the vehicle is structurally significant – the bracket works in conjunction with other support points, forming a cohesive load-bearing system. A correctly selected and installed component helps maintain the linearity of connections, which is especially important in diesel engines where the EGR and cooling systems operate under increased thermal and mechanical load.

Engine Mounts Category – The Bracket's Role in Vibration Damping

Although the bracket primarily serves a structural and mounting function, it is related to the group of components in the Engine Mounts category, responsible for transferring and damping engine vibrations. The correct placement and stiffness of the mounting points influence:

• engine stability across various RPM ranges,
• reduction of vibration transfer to the vehicle body and interior,
• lessening of loads acting on the radiator and EGR module,
• extended durability of adjacent mounting and flexible elements.

By maintaining the factory mounting geometry, the bracket helps preserve the predictable behavior of the entire powertrain, which is particularly important in commercial vehicles operated under demanding conditions.

Benefits of Using an Original Mercedes Bracket

The bracket has been designed for the specific OM651 engine configuration in the W906 body, ensuring precise fit to factory mounting points. The absence of the need for modifications or adjustments shortens repair time and minimizes the risk of installation errors.

Key advantages of using this solution include:

• maintaining the original stiffness of the engine and radiator mounting system,
• proper support of the EGR module, reducing stress on pipes and hoses,
• compatibility with factory engine mounts and other brackets,
• easier diagnostics – the mechanic can be sure that the mounting point corresponds to service documentation.

A component from this group is particularly recommended for repairs after collisions, engine replacement, or cooling system ancillaries, where restoring the original system geometry is crucial.

Condition, Verification, and Practical Service Application

The offered bracket comes from an operated vehicle, allowing for an economical repair while maintaining a factory-compliant design. This type of part is often chosen by workshops specializing in Mercedes commercial vehicle service, where a reasonable balance between cost and functionality is important.

Before installation, a standard inspection of the mating surfaces, threads, and contact points with other system elements is recommended. A properly prepared bracket, combined with appropriately selected engine mounts, allows for restoring powertrain stability and reducing the risk of secondary failures resulting from improper support.

Technical Support and Related Content

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other components from the same group, such as additional mounts, brackets, or engine support elements, check the available parts in the Mercedes Engine Mounts category.

To better understand the relationships between engine mounting, the radiator, and the exhaust gas recirculation system, it is worth reading the guide on the operation of the cooling system and the impact of overheating on engine durability: Engine Cooling System – Overheating, Repair, and Used Radiators.