BMW X5 E70 X6 E71 Transfer Case Box Transmission ATC700 7599886 7574777 WARRANTY

Listing details

The gearboxes are sold with a 90-day warranty! They were tested before removal and are in full working order.

BMW X5 E70 X6 E71 Transfer Case Box Transmission ATC700 is a specialized drivetrain component from the Transfer Cases group, designed for BMW X5 E70 and X6 E71 models. It is responsible for the precise distribution of torque between the axles, which is crucial for stability, traction, and predictable vehicle behavior in various road conditions. Choosing an original transfer case from this series is a solution that allows you to maintain the factory xDrive characteristics and reduce the risk of operational issues.

Specifications and technical data

• SKU: 7599886-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7574777
• Substitutable numbers: 27107599886, 7599886, 27107566252, 27107574777, 7566252, 7574777
• Category: Transfer Cases

Purpose and function of the ATC700 transfer case

The ATC700 transfer case in the BMW X5 E70 and X6 E71 acts as the central element of the all-wheel-drive system. It is responsible for:

• torque distribution between the front and rear axles,
• stable power transmission under variable loads,
• cooperation with traction control and electronic stability systems.

Thanks to this, the xDrive system maintains predictable characteristics, and the vehicle responds to driver inputs in a consistent and repeatable manner, both on dry asphalt and on surfaces with limited grip.

Benefits of using an original BMW component

The offered transfer case comes from the BMW line, which means maintaining factory operating parameters and compatibility with the vehicle's electronics. In practice, this translates into:

• proper cooperation with the factory drivetrain control software,
• correct fitment for mounts and drivetrain geometry,
• preservation of the operating characteristics intended by the vehicle manufacturer.

For such a demanding component as a transfer case, using an original solution is particularly important for the durability and consistent performance of the entire drivetrain.

Condition, selection, and installation aspects

The item is offered as a used component, which allows for a significant reduction in repair costs compared to purchasing a new unit, while maintaining the original manufacturer's specifications. Before installation, it is recommended to verify compatibility with your vehicle based on the OEM number and interchangeable numbers, as well as to consult with a mechanic specializing in BMW drivetrains to ensure proper fitment and configuration.

For users who want to deepen their knowledge about the safe selection of aftermarket components, selection procedures based on OEM numbers, and real cost differences, the expert guide Why it is worth buying used gearboxes and engines – facts instead of myths will be helpful, describing step-by-step how to consciously approach the purchase of used drivetrain components.

Transfer case and drivetrain durability

A functional ATC700 transfer case has a direct impact on the lifespan of other drivetrain components, such as drive shafts, half-shafts, or differentials. Stable torque distribution limits overloads, reduces the risk of jerking, and prevents uneven tire wear. A properly selected and correctly installed component allows for the restoration of the original xDrive operating culture, which is particularly noticeable in daily use.

If you are also interested in the impact of using original used components on the environment and the total carbon footprint of the vehicle, it is worth reading the material Sustainable automotive: How buying original used parts reduces the carbon footprint and protects the environment?, which discusses the ecological benefits resulting from the reuse of components.

Expansion and modernization of the BMW drivetrain

If you are planning a comprehensive repair or modernization of the drivetrain area in your BMW and need other elements from the same group, such as additional transfer cases, complete drive distribution modules, or other components working with xDrive, check the available parts in the BMW Transfer Cases category.

Such an approach allows for a consistent renewal of key elements responsible for power transmission, which reduces the risk of future service downtime and improves the overall operating culture of the drivetrain in X5 E70 and X6 E71 models.