Mercedes W906 Steering Wheel Securing Shaft Bolt Screw M16 A1269900312

Mercedes W906 Steering Wheel Securing Shaft Bolt Screw is a precision component from the Steering Wheels and Horn Buttons category, designed specifically for the steering column system in vehicles of this brand. It is responsible for a stable, secure connection between the securing shaft and other components, which is crucial for confident vehicle handling and the proper operation of the entire steering system.

Specifications and technical data

• SKU: A1269900312
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1269900312
• Substitutable numbers: A1269900312, A 126 990 03 12
• Category: Steering Wheels & Horn Buttons

Purpose and function in the steering system

The described fastening bolt is a structural element used in the steering column of W906 series models. Its task is to permanently connect the securing shaft with other parts of the column, ensuring that torque is transferred from the steering wheel to the steering gear in a controlled and repeatable manner. The properly selected thread and head geometry ensure correct tightening of the connection and resistance to the loads occurring during daily vehicle operation.

Thanks to the use of an original Mercedes solution, the bolt works with factory sockets and securing elements, which reduces the risk of play in the steering system and unwanted vibrations on the steering wheel. This is particularly important in commercial vehicles, where the steering system operates under higher loads and in varying road conditions.

Application in the Steering Wheels and Horn Buttons category

The element belongs to the Steering Wheels and Horn Buttons group, i.e., components responsible for steering the vehicle and operating basic functions from the steering wheel. Although it is a part invisible from the driver's perspective, its correct operation affects:

• the stability of the connection between the steering wheel and the steering column,
• the precision of response to steering movements,
• overall comfort and confidence in driving the vehicle.

Replacing a worn or damaged bolt with an original element from the same construction group allows for restoring the factory operating parameters of the system without the need to modify other sub-assemblies.

Product characteristics and benefits of use

The offered fastening bolt comes from a Mercedes vehicle and complies with the manufacturer's factory standards. As a result, the correct geometry, thread type, and fit to the securing shaft and steering column elements are maintained. The product is marked as used, which in practice means it comes from disassembly but is still suitable for further operation within a properly performed installation.

Using an original element instead of a replacement reduces the risk of installation problems, such as length mismatch, different head contact angles, or differences in material hardness. For workshops and users, this means:

• easier, predictable installation in the existing system,
• preservation of the factory safety concept of the steering column,
• consistency with other Mercedes steering system components.

Professional installation and operation

To fully utilize the potential of this fastening bolt, installation in accordance with the vehicle manufacturer's service procedures is recommended, taking into account the correct tightening torque and inspection of the condition of the cooperating column elements. A correctly installed element helps maintain a stable connection of the securing shaft, which translates into predictable vehicle behavior while driving, even during intensive use.

If you are planning a comprehensive repair or upgrade of the steering zone in your Mercedes and need other elements from the same group, such as steering wheel rims, horn button modules, or additional mounting components, check the available parts in the Mercedes Steering Wheels and Horn Buttons category.

Interior upgrade expansion

Replacing steering column elements often goes hand in hand with refreshing the steering wheel itself or other cabin components. If you are considering a wider scope of work, including improving the ergonomics and appearance of the interior, it is worth checking out the tips on choosing used steering wheels and seats. Practical advice can be found in the article Car interior tuning with Global Parts, which discusses how to consciously use used elements to improve the comfort and functionality of the vehicle.