BMW Z4 3 5 7 Series E38 E39 E46 E85 E89 Exhaust Mounting Rubber Bracket 1745426

BMW Z4 3 5 7 Series E38 E39 E46 E85 E89 Exhaust Mounting Rubber Bracket is an original mounting component from the Clamps, clips, flanges and mounting parts group, designed for the stable suspension of the exhaust system in selected BMW models. It ensures secure routing of the exhaust line, reduces vibrations, and supports the proper operation of the entire system, which translates into a smoother and more comfortable driving experience.

Specifications and technical data

• SKU: 1745426
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 1745426
• Substitutable numbers: 18211745426, 745426
• Category: Clamps, Flanges, Hangers & Hardware

Purpose and function of the exhaust mounting

The presented exhaust mounting bracket is responsible for supporting and flexibly suspending the muffler and exhaust pipes within the chassis structure. Thanks to its precisely selected geometry and stiffness, this component:

• maintains the exhaust system in its designed position relative to the chassis,
• limits the transmission of vibrations and knocking sounds into the cabin,
• reduces the risk of the exhaust rubbing against suspension or body components,
• supports the durability of other mounts and welded joints.

A properly selected exhaust mount is particularly important in vehicles operated in varied road conditions, where the system is exposed to temperature changes, dynamic loads, and suspension travel.

Benefits of using an original BMW bracket

Using an original bracket from the Clamps, clips, flanges and mounting parts group ensures a perfect fit with factory mounting points in BMW E39, E46, E85, and E89 models. This means:

• precise fitment with existing chassis mounts and brackets,
• no need for modifications, custom adapters, or interference with the exhaust structure,
• preservation of the factory geometry of the exhaust system routing,
• more predictable vehicle behavior under load and during temperature fluctuations.

For the user, this means stable system operation, a reduction in unwanted noises, and a lower risk of damage to other components in the undercarriage area.

Component characteristics and condition

The offered exhaust mounting bracket is an original BMW part sourced from vehicle dismantling, which allows for maintaining factory build quality and compliance with the manufacturer's technical documentation. The component is intended for reinstallation after prior verification for wear and tear, which in practice represents a favorable compromise between OEM quality and purchase cost.

Choosing a used, original mount is particularly attractive for older BMW generations, where the availability of new parts can be limited, and maintaining compliance with the factory design is essential for the longevity of the entire exhaust system.

Practical installation tips

When replacing the exhaust mounting bracket, it is worth paying attention to the condition of other support points and flexible muffler suspension elements. It is recommended to:

• visually inspect other hangers and clamps for cracks, corrosion, and excessive sagging,
• verify that the exhaust system is not operating too close to suspension or body components,
• check after installation that no additional vibrations or knocking sounds appear while the engine is running at various RPMs.

This approach allows you to maximize the potential of the newly installed bracket and reduce the need for further interventions in the system in the near future.

If you are planning a comprehensive repair or upgrade of the exhaust system area in your BMW and need other components from the same group, such as additional mounts, clamps, or brackets, check the available parts in the BMW Clamps, clips, flanges and mounting parts category.

Dismantled parts and repairing older BMW models

For E39, E46, E85, and E89 models, the problem of limited availability of new mounting components in authorized networks is becoming increasingly common. In such situations, verified dismantled parts provide a reasonable, economical, and technically sound solution, allowing you to keep the car in full working order without sacrificing original design solutions.

If you want to better understand how to effectively use used components when servicing older cars and how to safely replace missing parts from the authorized dealer offer, see the guide: No parts at the dealership? How to handle repairs of older models using dismantled parts.