Engine Heat Shield Mercedes R172 Heat Resistant Mounting Plate A1722400245

The Mercedes R172 Engine Mount Heat Shield is an original part from the Heat Shields, Connectors, and Sleeves group, specifically designed to protect the engine bay in Mercedes vehicles. It effectively separates high-temperature sources from adjacent components, supporting the stable operation of the powertrain and mounting elements.

Specifications and technical data

• SKU: A1722400245
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1722400245
• Substitutable numbers: A1722400245, A 172 240 02 45
• Category: Heat Shields, Wraps & Sleeves

Function and Application of the Heat Shield

The presented heat shield acts as a protective barrier in the engine mounting area, limiting heat transfer to structural elements and adjacent systems. Thanks to its precise fit to the engine bay geometry in Mercedes R172 models, it ensures stable positioning and predictable behavior during powertrain operation.

A properly selected heat shield helps to:

• reduce the thermal load on engine mounting components,
• limit the risk of overheating adjacent components,
• maintain structural integrity in the long term.

Benefits of Using an Original Mercedes Part

An original part from the Heat Shields, Connectors, and Sleeves group guarantees a proper fit to factory mounting points and compliance with the manufacturer's design specifications. The correct rigidity, shape, and performance characteristics at elevated temperatures are maintained, which translates to predictable behavior in real-world driving conditions.

The key advantages of using this part include:

• factory geometry adapted to the R172 construction,
• consistency with other shields and components in the engine bay,
• maintenance of the manufacturer's designed heat dissipation path.

Product Characteristics and Condition

The shield is a dismantled part, which allows for the preservation of its original mounting and construction specifications. This type of part is suitable for both standard replacement of worn-out components and for post-accident repairs where restoring the factory engine bay configuration is crucial.

Choosing a used, original component is often a beneficial solution for vehicle owners who want to maintain consistency with the factory design while optimizing service costs.

Integration with the Engine Mounting System

The shield is designed to work with the factory engine mounting system in the Mercedes R172, meaning it does not require modifications or adaptations. A correctly installed heat shield supports the stability of the entire powertrain, ensuring proper thermal separation from load-bearing elements and adjacent components.

This solution is particularly important in vehicles used for dynamic driving, where thermal and mechanical loads are significantly increased, and maintaining structural predictability directly impacts durability and user comfort.

Related Components and Vehicle Project Development

If you are planning a comprehensive repair or upgrade of the engine bay in your Mercedes and need other parts from the same group, such as additional shields, connectors, or sleeves, check the available parts in the Mercedes Heat Shields, Connectors, and Sleeves category.

If you are interested in a broader approach to refreshing an older Mercedes using proven, used components, it is worth reading the guide: Second Life for a Youngtimer – How Used Car Parts Revitalize Cars from 1998–2012, which discusses practical scenarios for modernization and part selection.