Mercedes SLK R172 Heater Matrix Radiator Heat Exchanger Air Con A/C A1728350101

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes SLK R172 Heater Matrix Radiator Heat Exchanger Air Con A/C is a component of the heating and air conditioning system responsible for the efficient transfer of heat between the coolant and the air directed into the cabin. This component, working in conjunction with the A/C system, helps maintain stable thermal comfort inside the vehicle and supports the proper operation of the entire ventilation system. As a part dedicated to Mercedes models, it ensures a structural fit for the factory installation.

Specifications and technical data

• SKU: rhd-A1728350101
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1728350101
• Substitutable numbers: A1728350101, A 172 835 01 01
• Category: Other Air Conditioning & Heating

Purpose and function in the heating system

The heat exchanger in question operates within the engine coolant circuit, transferring thermal energy to the air flowing through its core. This enables rapid cabin heating, windshield defrosting, and temperature stabilization inside the vehicle while driving in various conditions. This element works with the air conditioning system, allowing for precise control over the mixing of warm and cool air.

Construction and fitment for Mercedes SLK R172

The heat exchanger has been designed as a part intended for installation in the heater system of the Mercedes SLK R172 generation. The construction, based on a dense core and flow channels, enables efficient heat dissipation while maintaining compact dimensions, which is crucial in the tight space of the HVAC module. The use of original connection geometry and housing shape facilitates integration with factory hoses and the heater housing.

Benefits of using an original Mercedes component

Using a component dedicated to the Mercedes brand allows for maintaining compliance with factory coolant and airflow parameters, which translates into predictable heating system performance. A properly selected heat exchange surface supports:

• efficient heating of the vehicle interior,
• stable windshield defrosting in high humidity,
• even temperature distribution in the cabin.

The item in used condition provides an economical solution while maintaining the original design specifications, which is important for HVAC system repairs in premium class cars.

Condition, verification, and service application

The product is offered as a used part, which allows for reducing repair costs while maintaining compatibility with the factory system. This type of heat exchanger is particularly useful in cases of:

• heater damage manifesting as fogging windows and coolant loss,
• a drop in cabin heating efficiency,
• the need for comprehensive service of the air conditioning and ventilation module.

Selecting the element according to the vehicle manufacturer's markings allows for maintaining installation compatibility and reducing assembly time compared to universal parts.

Related elements and technical knowledge expansion

If you are planning a comprehensive repair or upgrade of the air conditioning and heating zone in your Mercedes and need other elements from the same group, such as hoses, control modules, or additional HVAC system components, check the available parts in the Other Mercedes category.

For a better understanding of the structural differences between sports and standard versions of cars, including the impact of cooling and braking systems on vehicle characteristics, it is worth reading the article Audi RS vs other models – what is hidden under the hood and chassis?, which discusses key technical aspects using the Audi range as an example.