Mercedes C117 W176 Radiator Coolant Hose Tube Line Right O/S CLA 45 A1765011882

Mercedes C117 W176 Radiator Coolant Hose Tube Line Right O/S CLA 45 is an original cooling system component designed for installation on the right side of the engine bay. Thanks to its factory-spec geometry and precise fit for the specific platform, it ensures stable coolant flow and proper integration with other system components. This is the ideal solution for users who expect consistency with the original Mercedes design and wish to maintain predictable engine operating parameters.

Specifications and technical data

• SKU: A1765011882
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1765011882
• Substitutable numbers: A1765011882, A 176 501 18 82
• Location on the vehicle: Right
• Category: Other Engine Parts

Purpose and function in the cooling system

The right radiator hose in C117 / W176 family models is responsible for the precise routing of coolant between system components, maintaining a stable operating temperature for the powertrain. The properly selected shape and cross-section diameter allow for optimal flow, which reduces the risk of overheating and unwanted pressure drops in the circuit. This component is particularly important in high-performance vehicles, such as the CLA 45 versions, where the cooling system operates under higher thermal loads. Using the correct hose on the right side of the engine bay helps maintain the uniform operation of the entire system and supports the long-term durability of the engine.

Construction, fitment, and installation

The hose has been designed for a specific location on the vehicle, which translates into secure routing within the engine bay and no interference with other components. The factory-molded shape facilitates installation and minimizes the need for additional modifications or adjustments. As a result, a mechanic or an experienced user can carry out the replacement in an orderly and predictable manner. The appropriate stiffness and flexibility of the hose material help maintain connection integrity during temperature and pressure fluctuations. Correct positioning on the right side of the vehicle reduces stress and the risk of abrasion, which is especially important in vehicles driven dynamically.

Benefits of using an original radiator hose

• Factory fitment for the Mercedes C117 / W176 cooling system.
• Predictable performance under high thermal load conditions.
• Reduced risk of leaks and improper coolant routing.
• Easier installation thanks to the original geometry and right-side positioning. Using an original component allows you to maintain consistency with the factory cooling system concept, which is particularly important in performance-oriented vehicles. This is the solution for users who prefer technically sound, proven components over generic aftermarket replacements.

Condition and practical application

The offered radiator hose is a pre-owned component, which allows for service cost optimization while maintaining the original design. This type of component is suitable both for standard replacement of a worn hose and during more extensive cooling system service work, where restoring proper coolant circulation is necessary. Replacing the right-side hose is recommended in situations where there are signs of wear, cracks, leaks, or if the cooling system has been previously disassembled. Using the correct component helps reduce the risk of failures related to coolant loss and helps maintain stable engine operating conditions.

Related categories and technical knowledge

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other parts from the same group, such as additional hoses, connectors, or cooling system mounts, check out the available parts in the Other Mercedes category. If you are interested in a broader context regarding the structural differences between high-performance versions and standard models, it is worth reading the analysis of solutions used in sports models – detailed in the article Audi RS vs other models – what is hidden under the hood and chassis?, which helps to better understand the importance of properly selected cooling and drivetrain components.