Range Rover L322 Gearbox Transmission Oil Pipe Line Tube Hose UBP000161 75047409

Range Rover L322 Gearbox Transmission Oil Pipe Line Tube Hose is an original drivetrain component designed to transport transmission fluid between the automatic gearbox and the oil cooler. Thanks to its factory-spec geometry and fitment, it ensures stable operating pressure and proper transmission cooling, which translates into smooth operation and the longevity of the gearbox.

Specifications and technical data

• SKU: UBP000161
• Mark: Range Rover
• Condition: Used
• OEM Part Number: UBP000161
• Substitutable numbers: UBP000161, 1H4Z7A030AB, 1H4Z-7A030-AB, 75047409
• Category: Engine Oil Coolers & Lines

Purpose and function in the oil cooling system

This pipe belongs to the Oil coolers and lines group and is responsible for the safe delivery and return of transmission fluid between the gearbox and the heat exchanger. A correctly selected oil pipe minimizes the risk of pressure drops, leaks, and gearbox overheating, which directly impacts the smoothness of gear shifts and the service life of the entire system.

The original design of the pipe ensures proper routing within the engine bay, maintaining the required bending radii and mounting points. This prevents unwanted vibrations, chafing, and stress that could occur when using non-original solutions.

Benefits of using an original Range Rover pipe

Using a factory transmission oil pipe in a Range Rover L322 allows you to maintain the drivetrain operating parameters in accordance with the manufacturer's specifications. Key advantages include:

• maintaining proper transmission fluid flow across the full range of operating temperatures,
• compatibility with original mounts and brackets on the body and gearbox,
• reduced risk of leaks thanks to precision-fitted ends and connectors,
• stable automatic transmission operation by maintaining proper oil cooling.

This part comes from dismantling, which allows for an economical restoration of system efficiency while maintaining the original manufacturer's specifications. This is a beneficial solution for users who want to keep their vehicle in good technical condition while controlling maintenance costs.

Part condition and installation aspects

The transmission oil pipe is offered as a used part, meaning it comes from a previously operated vehicle but retains full functionality within its design. Before installation, it is recommended to perform a standard verification of tightness, internal cleanliness, and the condition of the connection ends, in accordance with service procedures for oil systems.

Thanks to its factory origin, the installation process is similar to replacing it with a new component – the pipe is perfectly matched to the routing system in the Range Rover L322, which facilitates the mechanic's work and shortens service time. Proper positioning of the pipe and inspection of mounting points are crucial to avoid vibrations and potential leaks in the long term.

High-temperature operation and system durability

The transmission oil cooling system in Range Rover class vehicles operates under demanding thermal conditions, especially when driving under load or in high ambient temperatures. A functional oil pipe supports the maintenance of a stable transmission fluid temperature, which limits the degradation of lubricating properties and reduces wear on internal gearbox components.

You can find more about the impact of temperature on the cooling system and how to reasonably utilize used cooling components in our guide Summer heat vs. cooling system: used radiators and fans as a guarantee of savings, which helps you plan maintenance consciously based on parts from dismantling.

Expanding Range Rover oil cooling system service

If you are planning a comprehensive repair or upgrade of the oil cooling area in your Range Rover and need other components from the same group, such as additional oil lines, return sections, or medium supply elements for the radiator, check out the available parts in the Range Rover oil coolers and lines category.