BMW X1 E84 Transfer Case Box Transmission ATC350 7619176 7610584 WARRANTY

Listing details

The differential is sold with a 90-day warranty! It was tested before removal and is in full working order.

BMW X1 E84 Transfer Case Box Transmission ATC350 is a specialized drivetrain component designed for BMW vehicles equipped with automatic transmissions. It is responsible for the precise distribution of torque between the axles, which is crucial for vehicle stability, traction, and predictable handling in various road conditions. This used transfer case is a solution that allows for a technically sound repair of the xDrive system while maintaining a favorable cost-to-benefit ratio.

Specifications and technical data

• SKU: 7643748-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7643748
• Substitutable numbers: 27107643748, 7643748, 27107635755, 27107599257, 27107610584, 27107619176, 27107609194, 27107607638, 27102210717, 27107639266, 27107601813, 7635755, 7599257, 7610584, 7619176, 7609194, 7607638, 2210717, 7639266, 7601813, 27607619181, 7619181, 27105A371E5, 1053715, 27108697976, 8697976
• Gearbox type: Automatic
• Category: Transfer Cases

Purpose and function in the drivetrain

The described transfer case operates within the BMW X1 E84 drivetrain, working in conjunction with an automatic transmission. Its task is to transfer and distribute drive between the front and rear axles in a manner adapted to traction conditions, which translates into confident vehicle handling, predictable throttle response, and stability during acceleration and braking on surfaces with varying grip.

Thanks to a design tailored to the specific generation of the xDrive system, this component allows for the preservation of the factory drive characteristics without the need to interfere with other sub-assemblies. This is particularly important for repairs where the goal is to restore the vehicle's original operating parameters.

Compatibility and interchangeable numbers

The ATC350 transfer case was designed as an original BMW part, and its construction allows for use in place of several reference numbers within the same family of components. The presence of multiple interchangeable numbers in the technical specification facilitates the selection of the correct element for a specific vehicle configuration, which is especially important for repairs of models produced in different years or equipment versions.

Before purchasing, it is worth comparing the markings with the vehicle data and information in the specification to confirm full installation compatibility. This approach minimizes the risk of mismatch and speeds up the service process, especially for workshops servicing many variants of the BMW X1 E84.

Operating characteristics with an automatic transmission

The presented transfer case is intended for use with an automatic transmission, which is significant for both the control method and the loads carried by the drivetrain. Tuning for an automatic gearbox allows for smooth torque delivery, reduction of jerking, and improved driving comfort in typical urban and highway conditions.

For the user, this means stable all-wheel drive operation, predictable behavior during gear changes, and better traction control on slippery surfaces. A properly selected transfer case for an automatic transmission is crucial for the durability of the entire system, as it reduces adverse overloads and ensures operation in accordance with the manufacturer's specifications.

Condition, origin, and advantages of using a used part

The offered transfer case comes from the group of original BMW components and is a used item, which allows for a significant reduction in repair costs compared to purchasing a brand-new unit or a full refurbishment. For many users and workshops, this is a rational compromise between price and maintaining the correct drive operating parameters.

Choosing a used sub-assembly of this type is particularly beneficial in situations where the vehicle already has higher mileage or when the priority is to quickly restore the efficiency of the xDrive system while maintaining compliance with the factory design. An additional advantage is the seller's warranty, which increases purchase security and allows for an informed service decision.

Technical support and additional knowledge

When selecting and installing a used transfer case, it is worth considering the specifics of the automatic transmission's operation, the condition of other drivetrain elements, and the cost-effectiveness of the entire service operation. A detailed discussion of issues related to choosing a used transmission, comparing manual and automatic solutions, and analyzing costs versus refurbishment can be found in the article: Used transmission – when is it worth it and what you need to remember.

If you are planning a comprehensive repair or upgrade of the drivetrain area in your BMW and need other elements from the same group, such as additional transfer cases, transmissions working with all-wheel drive, or related drive modules, check the available parts in the BMW Transfer Cases category.