Smart ForTwo C451 Cabrio Roof Pillar Panel Left N/S A4517700118

Smart ForTwo C451 Cabrio Roof Pillar Panel Left N/S is an original body component designed for the soft-top version. It ensures proper guidance and support for the folding roof structure and helps maintain the correct geometry of the side body section. Thanks to its factory origin from the Smart range, the component maintains a perfect fit with the body lines and the convertible roof system.

Specifications and technical data

• SKU: A4517700118
• Mark: Smart
• Condition: Used
• OEM Part Number: A4517700118
• Substitutable numbers: A4517700118, A 451 770 01 18
• Location on the vehicle: Left
• Part type: Roof Panel
• Category: Hardtops, Roof Panels & Parts

Purpose and function of the component

The presented roof pillar panel is dedicated to the Smart ForTwo C451 generation convertible model. It is responsible for a stable connection between the roof structure and the side body section on the left side, which is crucial for both the operation of the roof folding mechanism and the rigidity of the entire roof zone.

The positioning on the left side allows for precise alignment with factory mounting points and seals, minimizing the risk of leaks and improper roof fitment. This is an important element for maintaining the correct operation of the roof opening and closing system and for protecting the interior from external factors.

Construction and body fitment

The convertible roof pillar panel is designed as a structural part that works in conjunction with the roof frame, seals, and side body components. Its shape is strictly matched to the profile of the Smart ForTwo C451, which facilitates installation and ensures proper alignment with adjacent components.

By maintaining the original geometry, the component allows for:

• proper guidance of the folding roof edge,
• maintaining adequate seal pressure,
• a stable connection with the side body section on the driver's side,
• reduction of stress in the roof zone during driving and operation of the folding mechanism.

Condition, origin, and service application

The panel comes from the original Smart production line and is an item from the Convertible tops, cars and parts category. As a used part, it represents a cost-effective solution for accident repairs, replacing a damaged roof pillar, or restoring the full functionality of the roof folding mechanism.

It can be used both in bodywork and structural repairs, as well as in the reconstruction of a complete roof system in a vehicle that has suffered damage to the left side roof area. Using an original panel facilitates workshop work and reduces the risk of problems with fitting the component to the existing structure.

Benefits of using the original roof pillar panel

Using a factory roof pillar panel in the Smart ForTwo C451 Cabrio brings a number of practical benefits:

• Structural compatibility – the component is designed for a specific model and body version, which promotes trouble-free installation.
• Stability of the folding roof operation – proper support and guidance of the roof structure reduces the risk of jams and leaks.
• Visual consistency of the body – maintaining the factory lines and shapes of the pillar affects the aesthetics of the side of the vehicle.
• Effective use of a used part – the possibility of repair while maintaining reasonable service costs.

Expanding the Smart convertible roof repair

If you are planning a comprehensive repair or upgrade of the roof zone in your Smart and need other elements from the same group, such as guides, side covers, or additional reinforcement profiles, check the available parts in the Convertible tops, cars and parts Smart category.

When planning repairs using used parts, it is worth knowing the general principles of selecting and installing components from the secondary market in German car brands – an article on our blog may be helpful: Volkswagen – solidity and reliability. Why are used VW parts a reasonable choice?.