BMW Z4 E89 N20 Petrol Engine Coolant Hose Radiator Water Pipe Line 7612444

BMW Z4 E89 N20 Petrol Engine Coolant Hose Radiator Water Pipe Line is an original component from the Cooling system hoses and pipes group, designed to operate in the coolant circulation circuit between the engine and the radiator. Engineered by BMW to ensure proper fluid flow, it supports stable engine temperature and safe vehicle operation. This used OEM component is a sensible choice for drivers looking for a part structurally matched to the cooling system in a BMW Z4 E89 with an N20 petrol engine.

Specifications and technical data

• SKU: 7612444-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7612444
• Substitutable numbers: 17127612444, 7612444, 7585740, 17127585740
• Fuel type: Petrol
• Category: Coolant Hoses

Purpose and function in the cooling system

The presented hose is a component of the N20 petrol engine cooling system in the BMW Z4 E89. It is responsible for transporting coolant between key sub-assemblies, which enables efficient heat dissipation from the engine. A correctly selected hose minimizes the risk of local overheating, leaks, and a drop in radiator efficiency, which translates into stable engine operation under various load conditions.

Benefits of using an original BMW hose

Using an original cooling system hose in a BMW Z4 E89 ensures:

• precise fit to the connectors and mounts in the engine bay,
• maintenance of the factory hose routing geometry,
• compatibility with the N20 petrol engine cooling system,
• consistency with other system components, such as the radiator or water pump.

Thanks to this, installation is smooth, and the risk of tension, twisting, or the hose rubbing against other elements is limited. This is especially important in cars with a compact engine bay design, such as the BMW Z4 E89.

Characteristics of the used component

The offered cooling system hose is a used part, sourced from dismantling. This type of component allows for an economical repair of the cooling system while maintaining the manufacturer's original specifications. Choosing a used OEM hose is often beneficial in situations where you want to maintain the factory cooling system design while simultaneously optimizing service costs.

Technical support and knowledge about the cooling system

When replacing a cooling system hose, it is worth paying attention to the general condition of the entire fluid circuit – the tightness of connections, the condition of the radiator, and the operation of the thermostat. To better understand the impact of a functional cooling system on engine durability and the symptoms of overheating, you can use the advice contained in the article Engine cooling system – overheating, repair, and used radiators.

Choosing a used part – practical aspects

When deciding on a used BMW cooling system hose, it is worth knowing the differences between new and used parts in terms of costs and durability. You will find helpful information in the guide material Car parts – new or used? We compare costs, quality, and durability, which facilitates making an informed service decision.

Related BMW cooling system components

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other elements from the same group, such as additional hoses, return lines, or sections connecting to the radiator, check the available parts in the BMW cooling system hoses and pipes category.