Description
BMW Z4 E85 Roadster Electric Steering Column for Manual Transmission is an original part from the Electronic Control Modules and Controllers category, designed for precise steering system control. This solution is dedicated to drivers who want to restore full power steering functionality to their Z4 E85 without compromising on fit, safety, and driving comfort. Thanks to its factory design, the module interacts with the vehicle’s electrical system in a predictable and stable manner.
Specifications and technical data
- SKU: rhd-6766417
- Mark: BMW (Genuine OE)
- Condition: Used
- OEM Part Number: 6766417
- Substitutable numbers: 32306780730, 6780730, 323067664883230677732932306772422, 323067664173230677361332306762586, 676648867773296772422, 676641767736136762586, 51167268264, 7268264, 51167202940, 7202940
- Gearbox type: Manual
- Category: ECUs & Computer Modules
Application and Function in BMW Z4 E85 Roadster
The presented electric steering column with servo module is specifically designed for the BMW Z4 E85 Roadster model equipped with a manual transmission. The component is responsible for electronic power steering, processing signals from sensors and controlling the power assistance force based on speed and driving conditions.
As part of the BMW Electronic Control Modules and Controllers group, the column integrates mechanical and electronic functions, allowing for the preservation of the characteristic BMW driving dynamics – precise, predictable, and consistent with factory chassis settings.
Benefits of Using an Original Control Module
Using an original electric steering column with a servo module in the BMW Z4 E85 Roadster offers a range of practical benefits:
- Factory Fitment – maintaining the correct geometry and operating characteristics of the steering system without the need for installation modifications.
- Seamless Integration with Vehicle Electronics – proper communication with other control units in the car, reducing the risk of errors and fault messages.
- Stable Power Steering – predictable system operation across the full speed range, in line with manufacturer specifications.
- Cost Savings Compared to New Components – the ability to restore steering system functionality at a lower cost than purchasing a brand-new column.
Integration with Manual Transmission System
This version of the electric steering column is designed to work with a manual transmission, which is significant both mechanically and programmatically. Selecting the correct variant for the gearbox type is crucial for:
- correct installation and fitment of components within the center console and pedal area,
- compatibility with the configuration of control units responsible for steering system operation,
- maintaining appropriate power assistance characteristics during dynamic gear changes.
This ensures the driver receives a steering system that operates predictably, without undesirable variations in assistance force or delays in response to steering wheel movements.
Condition, Origin, and Practical Application
The offered BMW electric steering column is a used part, sourced from a dismantled vehicle, and is an original BMW component, ensuring compliance with factory manufacturing standards. This type of part is particularly useful in situations where the vehicle exhibits symptoms such as:
- irregular power steering operation,
- error lights related to the steering system,
- mechanical damage to the column after a collision or intervention in the system.
Replacing it with a functional module allows for the restoration of correct system operation without the need for costly repairs or purchasing a new part from an authorized dealer.
BMW Electronic Control Modules – Knowledge and Part Selection
When working with components such as BMW Electronic Control Modules and Controllers, it is advisable to consult reliable sources of information and use proven used parts. If you want to better understand how to care for the electronics in your BMW and when to opt for used modules, check out the article: Years of Driving Pleasure – How to Care for iDrive Systems and Electronic Modules in BMW 3 and 5 Series Models. You will find practical tips there to help you make informed service decisions.
If you are looking for other BMW Electronic Control Modules and Controllers compatible with your model, explore our dedicated category: BMW Electronic Control Modules and Controllers. This will allow you to easily compare available solutions and select the right part for your car.






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