Land Rover Discovery 2 L318 TD5 Transfer Box Case R380 IAB100070E WARRANTY

Land Rover Discovery 2 L318 TD5 Transfer Box Case R380 is a precisely engineered drivetrain component designed to work with the manual transmission in this model. It is responsible for the efficient distribution of torque between the axles, which is crucial for the traction, stability, and off-road capabilities of the Discovery 2. This solution is dedicated to users who expect a proven, structurally matched transfer case for their Land Rover.

Specifications and technical data

• SKU: IAB100070E
• Mark: Land Rover
• Condition: Used
• OEM Part Number: IAB100070E
• Substitutable numbers: IAB100070E, 1H2Z7L486CA, 1H2Z-7L486-CA
• Gearbox type: Manual
• Part type: Transfer Case
• Category: Transfer Cases

Purpose and compatibility

The offered transfer case belongs to the Transfer Cases category and has been developed for the Land Rover Discovery 2 L318 drivetrain with the TD5 engine, working in conjunction with the R380 transmission. The design is adapted to the characteristics of the four-wheel drive in this model, ensuring proper gear ratios and stable operation in both road and off-road conditions.

By applying solutions compliant with the manufacturer's standards, the transfer case maintains factory mounting geometry and interfaces, which facilitates installation in the vehicle without the need for drivetrain modifications.

Construction and technical characteristics

The presented transfer case is structurally prepared to work with the manual transmission type, which is important for the correct transfer of dynamic loads and torque. The internal layout is optimized for operation in permanent four-wheel drive mode, with the ability to handle heavy loads typical of towing, off-road driving, or full vehicle load.

The solutions applied by the Land Rover brand in this component ensure stable operation across a wide range of rotational speeds, as well as predictable drivetrain behavior during gear changes and differential lock operation. This is particularly important in vehicles used in demanding conditions, where consistency of operation and resistance to overload are essential.

Application in the drivetrain

The transfer case in the Discovery 2 L318 TD5 acts as the central element for distributing power between the front and rear axles. A correctly selected and functional component translates into:

• better traction on surfaces with varying grip,
• more stable vehicle handling off-road and on paved roads,
• more predictable 4x4 system behavior during load changes,
• reduced risk of improper wear of drivetrain components.

For users utilizing the Discovery 2 both in daily operation and for expedition or work purposes, a properly selected transfer case is one of the key elements ensuring vehicle functionality.

Condition, origin, and benefits of choosing a used component

The offered item comes from the used parts group, which allows for a significant reduction in repair costs compared to purchasing a new component, while maintaining the original design and fitment for the vehicle. Choosing a component from the secondary market is particularly beneficial in the case of specialized drivetrain elements, where compliance with factory specifications is paramount.

If you want to better understand how to safely and consciously choose used drivetrain components, including gearboxes and engines, it is worth checking out our expert guide: Why it is worth buying used gearboxes and engines – facts instead of myths. You will find practical information there on selecting parts by OEM numbers, verification procedures, and real savings.

Support in selecting and upgrading the drivetrain

Selecting the right transfer case for a specific Discovery 2 configuration requires considering the transmission type, drive version, and vehicle usage. If necessary, it is worth using vehicle identification data or part numbers to precisely confirm compatibility.

If you are planning a comprehensive repair or upgrade of the drivetrain area in your Land Rover and need other elements from the same group, such as housings, shafts, or control mechanisms, check the available parts in the Land Rover Transfer Cases category.