Description
BMW F20 F30 N13 Transmission Oil Cooler Line Pipe Hose Radiator is an original lubrication system component for automatic transmissions in BMW vehicles with petrol engines. It ensures stable oil flow between the transmission and the cooling system, which translates into safe transmission operation and predictable vehicle behavior. This solution is intended for users who expect reliable, factory-spec pipe geometry and proper compatibility with other system components.
Specifications and technical data
- SKU: 7604979
- Mark: BMW (Genuine OE)
- Condition: Used
- OEM Part Number: 7604979
- Substitutable numbers: 7604979, 17227604979
- Fuel type: Petrol
- Gearbox type: Automatic
- Category: Oil Coolers & Lines
Purpose and function in the oil cooling system
The transmission oil pipe from this series operates within the Oil coolers and lines category, responsible for transporting the lubricating medium between the automatic transmission and the oil cooler. Proper oil flow is crucial for maintaining a stable operating temperature of the transmission, which reduces the risk of overheating, decreased shift quality, and accelerated wear of internal components.
The element has been designed for use with petrol units and automatic transmissions, ensuring the correct diameter, shape, and routing of the pipe relative to factory mounting points. Such a fit facilitates installation and helps maintain proper system tightness.
Benefits of using an original BMW oil pipe
Using a transmission oil pipe from the BMW range allows you to maintain the factory operating characteristics of the transmission. Properly selected diameters and flow cross-sections support:
- stable oil pressure in the automatic transmission,
- effective heat dissipation through the oil cooler,
- consistent compatibility with factory brackets and mounts in the bodywork.
For the user, this means predictable drivetrain operation, reduced risk of leaks, and no need for system modifications. Choosing an original pipe is particularly important in cars with automatic transmissions, where the quality of lubrication and cooling has a direct impact on the smoothness and durability of the gearbox.
Installation and operational characteristics
The pipe is designed to operate in a transmission oil environment subject to variable temperatures and pressure loads. The design, matched to the specific petrol drivetrain and automatic transmission configuration, facilitates correct oil line routing while maintaining appropriate distances from hot and moving parts.
As a used part, the pipe provides a cost-effective solution for users who want to restore the efficiency of the oil cooling system while maintaining factory specifications. In practice, this allows for:
- reduced repair costs compared to new parts,
- maintaining the original geometry of the oil system,
- preserving compatibility with factory connectors and mounts.
Operation in petrol vehicles with automatic transmissions
In BMW cars with petrol engines and automatic transmissions, the oil cooling system is of particular importance during city driving, in traffic jams, and in high ambient temperature conditions. A functional transmission oil pipe supports even medium flow, which helps maintain a stable operating temperature for the transmission and reduces the risk of overheating during intensive use.
Replacing the pipe is recommended in situations where there are signs of leaks, mechanical damage, or corrosion at the connectors. Using a factory-origin component avoids fitment issues and minimizes the risk of stress resulting from improper oil line routing.
Oil cooling system expansion and additional materials
If you are planning a comprehensive repair or upgrade of the oil cooling area in your BMW and need other components from the same group, such as return lines, supply pipes, or additional oil line sections, check out the available parts in the BMW oil coolers and lines category.
For users interested in a broader perspective on cooling system operation in high-temperature conditions, a guide describing the impact of summer heat on engine cooling and potential savings when using aftermarket components will be useful – details can be found in the article Summer heat vs. cooling system: used radiators and fans as a guarantee of savings.
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