Mercedes-Benz C-Class W203 Fuel Filler Cap Tank Cap Black A1684700105

Mercedes-Benz C-Class W203 Fuel Filler Cap Tank Cap Black is a practical fuel system component that ensures a tight seal and reliable protection for the fuel tank. Thanks to its perfect fit for the C-Class W203 body and precise manufacturing, this part allows for an efficient replacement of a worn-out cap and maintains the vehicle's proper operation. This is a particularly beneficial solution for users looking for an original used part with preserved functionality.

Specifications and technical data

• SKU: A1684700105
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1684700105
• Substitutable numbers: A1684700105, A 168 470 01 05, EM
• Location on the vehicle: Front, Left
• Color: Black
• Category: Body Side & Quarter Panels

Purpose and fitment for Mercedes-Benz C-Class W203

The presented fuel filler cap has been designed for the Mercedes-Benz C-Class W203 model, which ensures proper alignment with the filler neck and correct interaction with the fuel door and body housing. The placement of the component in the front left part of the vehicle requires maintaining specific geometry and dimensions, which is why using an original component is advantageous for installation and durability.

The black color of the housing allows for an aesthetic integration into the body line, regardless of the vehicle's paint color. As a result, the element does not disrupt the visual consistency of the bodywork while fulfilling the functional requirements related to securing the fuel filler.

Technical function and role in the fuel system

The fuel filler cap is responsible for maintaining the seal of the filler, reducing fuel evaporation, and protecting the inside of the tank neck from external contaminants. A properly selected component:

• ensures a stable seal of the filler during driving and while parked,
• minimizes the risk of moisture and dirt entering the fuel system,
• supports the maintenance of proper operating conditions for the fuel tank.

For vehicles used on a daily basis, a functional fuel filler cap is important for both safety and user comfort, reducing the need for frequent checks and potential repairs in the filler area.

Visual and installation characteristics

The black color of the housing facilitates integration with factory body elements, such as the fuel door or surrounding body panels. Consequently, the cap does not require additional visual modifications and can be used as a direct replacement for the existing part.

The placement in the front left part of the vehicle requires the cap to be properly profiled and compatible with the factory mount. Using an original Mercedes component promotes the maintenance of correct installation geometry, which translates into convenient use in daily operation.

Condition and benefits of choosing a used part

The offered fuel filler cap is a used original part, which means it comes from vehicle dismantling but retains the functionality required for further use. In practice, this allows for an economical repair of the fuel filler system while maintaining compliance with the manufacturer's factory specifications.

Choosing an original used component is beneficial for users who want to maintain the technical consistency of the vehicle, avoiding the trial-and-error fitting of universal replacements. This solution works particularly well for models such as the C-Class W203, where the precision of body panel fitment is important for daily comfort.

If you are considering whether it is better to refurbish or install a used part from dismantling, it is worth checking out the practical tips in the article Refurbished or original used – which part to choose for repairs?, where the differences between these solutions are discussed using popular components as examples.

Expanding repairs within the Mercedes bodywork

If you are planning a comprehensive repair or upgrade of the bodywork area in your Mercedes and need other elements from the same group, such as covers, mounts, or body panels, check out the available parts in the Mercedes Rear Wheel Arches and Fenders category.