Mercedes SLK R172 Power Steering Oil Cooling Pipe Line M271 Petrol A1724604124

Mercedes SLK R172 Power Steering Oil Cooling Pipe Line for petrol engines is an original hydraulic system component, designed specifically for models with the M271 unit. It ensures stable heat dissipation from the power steering fluid, which translates into reliable steering rack operation, precise vehicle handling, and a longer service life for other components. This solution is dedicated to drivers who expect proven, factory-spec pipe geometry and proper compatibility with standard equipment.

Specifications and technical data

• SKU: A1724604124
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1724604124
• Substitutable numbers: A1724604124, A 172 460 41 24
• Fuel type: Petrol
• Part type: Hose
• Category: Power Steering Hoses

Purpose and function in the power steering system

This oil cooling pipe is part of the Power steering lines group, responsible for transporting and simultaneously cooling the oil operating within the hydraulic system. In the Mercedes SLK R172 model with the M271 petrol engine, the pipe routes the working medium in such a way as to:

• maintain a stable power steering fluid temperature during city and highway driving,
• reduce the risk of overheating the pump and steering rack,
• ensure uniform pressure throughout the entire circuit,
• preserve the factory characteristics of the steering assistance force. By maintaining the original routing and pipe diameter, the system remains hydraulically balanced, which is important for both comfort and driving safety.

Construction, fitment, and installation

Original Mercedes branding means that the pipe has been designed exactly for the SLK R172 body geometry and the mounting layout in the engine bay. Properly selected diameters, bend shapes, and mounting points minimize stress, eliminate the risk of rubbing against other components, and facilitate proper system bleeding. During installation, it is worth paying attention to:

• correct positioning of the pipe relative to the radiator and other lines,
• use of proper factory clamps and brackets,
• leak checks after the first engine start and steering maneuvers under load. This approach allows for maintaining stable power steering system operation without unwanted vibrations or leaks at critical points.

Benefits of using an original used pipe

Choosing a used power steering oil cooling pipe for the Mercedes SLK R172 is a reasonable compromise between cost and functionality. A dismantled part, coming from a vehicle of the same make and generation, ensures:

• factory fitment to the steering system and body mounts,
• preservation of the original oil flow characteristics,
• no need for modifications or adapting aftermarket replacements with different geometry. This is particularly important in hydraulic systems, where even small differences in diameter or pipe length can affect operating pressure and pump durability. A used, original component allows you to restore proper steering operation without interfering with the factory design.

Fault diagnostics and connection to the steering rack

Symptoms such as steering play, uneven steering assistance, or oil leaks can result from damage to both the steering rack and the system lines. In the case of discovering leaks or corrosion of the oil cooling pipe, it is worth simultaneously assessing the condition of the steering gear and the pump. For more in-depth knowledge on when it is worth opting for parts from professional dismantling, the following article will be helpful: Steering play and leaks – is a used steering rack from dismantling a safe solution.

Ecology and economic aspect

Using an original pipe from dismantling is not only a cost saving but also a real reduction in waste and energy required to produce new parts. By choosing a verified used component, you support a more sustainable vehicle maintenance model. If you want to better understand how such decisions affect the environment, check out the post: how original used parts help reduce the carbon footprint in the automotive industry. If you are planning a comprehensive repair or upgrade of the steering system area in your Mercedes and need other components from the same group, such as high-pressure lines, return lines, or flexible cooling sections, check out the available parts in the Mercedes power steering lines category.