Land Rover L319 Range Rover L320 2.7 TDV6 Automatic Gearbox Pipe Set UBP500340

The Land Rover Discovery 3 Automatic Transmission Oil Cooler Hose is a component from the Hoses, Pipes & Tubes category, designed for the automatic transmission oil cooling system. It ensures proper circulation of the cooling medium between the gearbox and the oil cooler, supporting stable operating temperatures and safe drivetrain operation. A used genuine Land Rover part is a sensible choice for users seeking a component structurally matched to the Discovery 3.

Specifications and technical data

• SKU: UBP500340
• Mark: Land Rover
• Condition: Used
• OEM Part Number: UBP500340
• Substitutable numbers: UBP500340, 7H22-7J204-AA
• Gearbox type: Automatic
• Part type: Pipe
• Category: Hoses, Lines & Pipes

Purpose and Function of the Oil Cooler Hose

The automatic transmission oil cooler hose is responsible for transporting transmission oil between the gearbox housing and the heat exchanger. Maintaining the correct transmission oil temperature is crucial for:

• stable operation of the automatic transmission under various load conditions,
• limiting overheating and oil degradation,
• reducing wear on friction and hydraulic components,
• maintaining smooth gear changes.

A functional hose minimizes the risk of leaks and pressure drops in the circuit, which directly impacts the durability of the entire drivetrain.

Compatibility with Automatic Transmission

The offered hose is designed to work with the automatic transmission used in the Land Rover Discovery 3. This means it is matched in terms of:

• connection diameters to the oil cooler and gearbox housing,
• routing geometry within the engine bay,
• appropriate length and bend radii,
• mountings to factory brackets and clamps.

Thanks to this, the hose can be installed in place of a worn part without requiring modifications to the existing system, simplifying servicing and reducing vehicle downtime.

Characteristics of a Used Land Rover Hose

As a salvaged component, the automatic transmission oil cooler hose is a practical solution for users looking to restore the functionality of the transmission cooling system while managing costs. Its genuine construction ensures:

• compliance with the factory specifications for the Land Rover Discovery 3,
• proper routing of the hose relative to other components,
• maintenance of the oil flow rates required by the manufacturer.

Choosing a genuine hose from the same model series reduces the risk of fitment issues often associated with universal aftermarket replacements.

Benefits of Replacing the Oil Cooler Hose

Replacing the transmission oil cooler hose in the Discovery 3 is recommended when noticeable signs of corrosion, cracks, rubber degradation, or oil leaks are present. Installing a functional component allows for:

• stabilizing the operating temperature of the automatic transmission,
• reducing the risk of failures due to oil overheating,
• maintaining proper pressure in the transmission lubrication system,
• preventing contamination of the undercarriage and adjacent components with leaking oil.

For workshops specializing in the Land Rover brand and for users performing their own vehicle maintenance, such a hose is an important element of preventative care for the automatic transmission.

Land Rover Hoses, Pipes & Tubes – Part Selection

If you are looking for other Land Rover Hoses, Pipes & Tubes for your vehicle, please visit our dedicated brand page: Land Rover hoses, pipes & tubes. This will help you find fluid system components matched to your specific model and trim level.

For users interested in a broader range of used parts, including control systems and sensors, our blog guide may be helpful: used automotive electronics – second-hand ECU modules and sensors. Here you will find practical advice on selecting parts by identification numbers, compatibility, and installation.