Mercedes W166 Bumper Carrier Rear Left N/S Mount Bracket A1668801112

Mercedes W166 Bumper Carrier Rear Left N/S Mount Bracket is an original body component from the Bumpers and reinforcements group, designed for the precise positioning of the bumper in the rear section of the vehicle. Thanks to its factory-spec geometry and fitment to the body structure, it provides stable bumper support and proper load distribution during operation. This solution is particularly recommended for post-accident repairs and professional bodywork restorations in Mercedes W166 series SUV vehicles.

Specifications and technical data

• SKU: A1668801112
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1668801112
• Substitutable numbers: A1668801112, A 166 880 11 12
• Location on the vehicle: Rear, Right
• Category: Bumpers & Reinforcements

Purpose and function of the component

The described bracket is designed for installation in the rear section of the vehicle on the left side, where it is responsible for stable guidance and support of the bumper. Its task is to maintain the correct position of the bumper cover relative to the body, which affects:

• proper alignment of body lines,
• reduction of bumper vibrations and play,
• maintaining the gap between the bumper and adjacent body panels at factory levels.

A properly selected bracket is crucial for maintaining the geometry of the rear body section, especially after bodywork repairs or bumper replacement.

Benefits of using an original Mercedes component

The bumper bracket dedicated to the W166 series was developed by the vehicle manufacturer, which translates into precise fitment to factory mounting points. In practice, this means:

• no need for modifications or adjusting mounting holes,
• compatibility with the factory construction of rear body reinforcements,
• easier installation and removal during future service work.

The original element from the Bumpers and reinforcements group allows for maintaining the structural integrity of the body and reduces the risk of bumper fitment issues after repair.

Characteristics of the used component

The offered bracket comes from dismantling, making it a cost-effective solution while maintaining factory build quality. A used element of this type is particularly attractive in situations where:

• the repair concerns local damage to the rear corner of the vehicle,
• it is necessary to replace only the bumper support element,
• maintaining the original mounting geometry is essential.

This type of bracket works well both for post-accident repairs and for replacing worn or deformed mounting elements after years of operation.

Professional application in body repairs

In workshop practice, the rear left bumper bracket in a Mercedes W166 is often replaced together with the bumper cover and adjacent mounting elements. Its correct selection is important for:

• maintaining the proper position of the bumper relative to the tailgate and fenders,
• ensuring the correct operation of parking sensors and other elements mounted in the bumper (if present in the vehicle),
• reducing stress on the bumper cover during driving and maneuvering.

For body shop technicians and painters, using original brackets makes it easier to achieve even gaps and repeatable repair results, which is significant both aesthetically and technically.

Related components and additional information

If you are planning a comprehensive repair or upgrade of the rear body zone in your Mercedes and need other elements from the same group, such as reinforcement beams, guides, or additional mounting brackets, check the available parts in the Mercedes Bumpers and reinforcements category.

For those interested in the broader technical context of modern vehicle systems, including solutions affecting exhaust emissions and engine efficiency, the following article may be helpful: EGR: what it is and why it is worth considering used EGR valves.