Steering Wheel Mercedes C118 W177 W247 Trim Module Driver Unit Set A0994648103

Visual condition of the part 

The product shows signs of use visible in the photos. 

Steering Wheel Mercedes C118 W177 W247 Trim Module Driver Unit Set is an original component from the Steering wheels and horn buttons category, designed to protect and provide an aesthetic finish to the steering column in selected Mercedes models. This used OEM part allows for maintaining a consistent interior look, ensures stable mounting of the cover, and provides correct routing for steering wheel controls.

Specifications and technical data

• SKU: A0994648103
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0994648103
• Substitutable numbers: A0994648103, A 099 464 81 03
• Category: Steering Wheels & Horn Buttons

Purpose and function of the steering column cover

The steering column cover is responsible for protecting the steering wheel adjustment mechanism, wiring, and connectors located within its area. In Mercedes C118, W177, and W247 series models, this component:

• organizes the space around the steering column,
• protects sensitive components from accidental mechanical damage,
• limits the ingress of dirt into the interior of the column,
• ensures a visually consistent transition between the steering wheel and the dashboard.

By maintaining the factory geometry, the cover supports the proper operation of steering wheel switches and horn control elements.

Construction and fit for the Mercedes interior

The original steering column housing is designed for specific body models, which translates into precise fitment with the dashboard and the instrument cluster housing. The design provides:

• dedicated mounting points for the steering column,
• channels and cutouts for factory switches,
• a shape adapted to the diameter and position of the steering wheel.

Such a solution allows for installation without modifications, while maintaining the factory styling line of the interior. Visual consistency with other cockpit elements is particularly important in premium class cars, where details have a real impact on the perception of the entire vehicle's quality.

Benefits of using an original cover

Using a factory steering column cover in a Mercedes brings a number of practical benefits:

• Stable mounting – proper support for steering wheel switches and horn control elements.
• Reduction of unwanted play and vibrations in the steering column area.
• Better protection of electrical harnesses and connectors against accidental stretching or damage.
• Maintaining the factory look of the interior, which is important for the vehicle's future resale value.

For users who care about the condition of the cabin, it is important that the original steering column housing allows for restoring the original appearance of the steering zone after mechanical damage or previous, unprofessional repairs.

Condition, installation, and service application

This used item is a good choice in situations where it is necessary to replace a damaged cover without investing in a new part. In workshop practice, such a housing is useful for:

• repairs after collisions in the steering column area,
• removing the effects of cracks or broken mounts,
• restoring the completeness of the interior after dismantling additional installations.

During installation, it is important to maintain the correct sequence of dismantling and assembling elements around the steering wheel and use appropriate tools to avoid damaging the clips and mounting points. A properly installed cover should not generate rattles or play during steering wheel adjustment or switch operation.

Integration with the steering system and additional elements

The steering column cover works with the steering wheel, combination switches, and horn buttons, creating a cohesive vehicle control module. Proper fitment of this element is important for:

• ergonomics of operating steering wheel switches,
• trouble-free service access to the column,
• maintaining the appropriate rigidity of the entire steering assembly.

Thanks to the use of an original part, compatibility with the manufacturer's factory solutions is maintained, which facilitates further service and diagnostic work within the steering system.

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 trim elements, check the available parts in the Mercedes Steering wheels and horn buttons category.

For drivers who want to refresh the cabin while optimizing costs, a guide on selecting interior elements from the secondary market will be useful – you can find detailed tips in the article Premium interior for half the price: second-hand seats, steering wheels, and multimedia.