Mercedes W164 Front Bonnet Hood Hinge Left N/S Jupiter Red - 589 A1778801100

Mercedes W164 Front Bonnet Hood Hinge Left N/S Jupiter Red - 589 is an original body component from the Bonnet hinges, locks and other parts group, designed for use in the front left section of the vehicle. Thanks to its factory geometry and preserved proper axis of rotation, it ensures stable guidance of the front panel and repeatable closing. The red finish in the Jupiter Red - 589 shade allows for maintaining color consistency with the bodywork in this paint code.

Specifications and technical data

• SKU: A1778801100-JUR
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1778801100
• Substitutable numbers: A1778801100, A 177 880 11 00
• Location on the vehicle: Front, Left
• Part type: Bonnet Hinge
• Color: Jupiter Red - 589
• Category: Hinges, Latches & Additional Bonnet Components

Purpose and function of the bonnet hinge

The presented hinge is a component of the bonnet lifting and support system in Mercedes W164 series models, mounted in the front area on the left side. It is responsible for the controlled movement of the bonnet during opening and closing, maintaining the correct gap between the bonnet and the fenders, and stable positioning of the panel relative to the lock and other front-end components.

A properly selected hinge reduces stress on the bonnet skin, decreases the risk of misalignment, and facilitates precise adjustment after a collision or replacement of body parts. This is particularly important in vehicles with an extensive front end, where the geometry of the bonnet also affects the fitment of the headlights and the air intake grille.

Jupiter Red color – body matching

The component is finished in the factory Jupiter Red - 589 color, which is significant both aesthetically and practically. In vehicles painted in this shade, it limits the need for additional painting of the hinge after installation, and color consistency with other structural elements is maintained in the engine compartment.

In the case of post-accident repairs or bonnet replacement in the same color, using a hinge in an identical shade makes it easier to achieve a uniform look for the cowl area and inner body edges, which is important for repairs performed according to the manufacturer's guidelines.

Installation and operational characteristics

The hinge has been designed as a part dedicated to a specific Mercedes platform, which translates into a perfect fit for the factory mounting points on the body and the bonnet itself. The properly selected movement kinematics ensure smooth opening and closing without excessive play, and the construction is adapted to work with the original bonnet lock and safety elements.

The product comes from the used OEM parts segment, which in practice means maintaining the original design specification while optimizing repair costs. This is a solution often chosen by workshops specializing in the Mercedes brand, where both compliance with service documentation and vehicle maintenance economics are valued.

Benefits of using a used OEM component

Using an original, used bonnet hinge in a Mercedes W164 allows for maintaining the factory body line and proper bonnet guidance without the need for aftermarket replacements with uncertain geometry. In practice, this translates into:

• easier adjustment of the bonnet position relative to the fenders and bumper,
• stable closing without excessive force,
• preservation of the hinge-lock system operation as intended by the manufacturer.

If you want to better understand how the availability of used OEM components affects vehicle downtime in the service and repair costs, it is worth reading the article: Availability of car parts off the shelf vs. repair time – how do used OEM parts shorten the stay in the workshop?.

For users considering the choice between new and used body components, a comparison of costs and quality parameters described in the material may also be helpful: New or used? A comparison of car parts costs and quality.

Expanding repairs within the Mercedes bonnet area

If you are planning a comprehensive repair or upgrade of the bonnet area in your Mercedes and need other elements from the same group, such as additional hinges, fasteners, or components working with the lock, check the available parts in the Bonnet hinges, locks and other parts for Mercedes category.

This approach allows you to restore the full functionality of the front body section in one service stage, reduce the number of disassemblies, and ensure the consistency of the design solutions used throughout the entire bonnet system.