BMW E93 Convertible Folding Hardtop Roof Right O/S Kinematic Hydraulic Cylinder

BMW E93 Convertible Folding Hardtop Roof Right O/S Kinematic Hydraulic Cylinder is an original component of the roof opening and closing system in a BMW convertible, designed for installation on the right side of the vehicle. This component from the Convertible car roofs and parts category is responsible for precise control of the roof movement, which translates into safe and stable operation of the entire mechanism. This used hydraulic cylinder is a functional service solution for owners and workshops specializing in BMW folding roof repairs.

Specifications and technical data

• SKU: 7183316
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7183316
• Substitutable numbers: 7183316, 54377183316
• Location on the vehicle: Right
• Category: Hardtops, Roof Panels & Parts

Purpose and function of the hydraulic cylinder

The right-side roof hydraulic cylinder is a key element of the system responsible for the movement of the roof structure in BMW convertible models. Its task is to transfer force in a controlled manner so that the folding and unfolding sequence proceeds smoothly, without overloading, and while maintaining the correct geometry of the guides and hinges. A properly selected hydraulic cylinder allows for restoring the correct operation of the roof after a failure, wear, or mechanical damage to the previous component.

Compatibility and mounting fitment

The presented hydraulic cylinder has been designed specifically for use in BMW convertibles, including sports variants such as the F83 M4, taking into account the structural requirements of the body and the roof system. The placement on the right side of the vehicle ensures compatibility with the factory mounting layout and the existing hydraulic or mechanical installation (depending on the specific car configuration). As a result, the component can be used as a service part in the repair process without the need for interference with the body structure.

Performance characteristics of the used component

The hydraulic cylinder is offered as a used part, which allows for an economical repair of the roof system while maintaining the manufacturer's original specifications. Such components are frequently chosen by workshops dealing with the restoration of convertibles and by vehicle owners who want to keep the car in a configuration as close to the factory one as possible. A used component can be particularly valuable in the case of models where new parts are difficult to obtain or significantly more expensive.

Importance of proper hydraulic cylinder selection

Proper fitment of the right-side roof hydraulic cylinder has a direct impact on:

• the stability of the entire roof folding and unfolding mechanism,
• even loading of the roof structure and hinges,
• reducing the risk of jams, leaks, and errors in the opening sequence,
• the comfort of using the convertible in daily operation.

By choosing an original hydraulic cylinder intended for a specific BMW model, you minimize the risk of compatibility issues and ensure more predictable roof behavior in the long term.

Expansion and modernization of the BMW roof system

If you are planning a comprehensive repair or modernization of the roof area in your BMW and need other elements from the same group, such as guides, seals, or additional control modules, check the available parts in the BMW convertible car roofs and parts category.

Support in selecting used parts

When working with BMW convertibles, especially in the case of models with increasing collector value, used components are increasingly used to restore full functionality and the original character of the car. If you want to better understand how such elements can help in refreshing older examples, take a look at the article The second life of a youngtimer – how used car parts rejuvenate cars from the 1998–2012 model years, which describes practical modernization scenarios using BMW parts.

If you care about a conscious and safe choice of components from the secondary market, it is also worth reading the guide Safe purchase of used car parts online – a step-by-step guide, where, among other things, selection by catalog numbers, seller verification, and common mistakes when shopping online are discussed.