Mercedes E-Class W211 Rear Air Suspension Left Right N/O/S Spring Bellows Set

Mercedes E-Class W211 Rear Air Suspension Left Right N/O/S Spring Bellows Set is an original suspension system component designed for the rear axle. This air spring set provides stable body support, improves ride comfort, and ensures the proper operation of the factory air suspension in your E-Class. It is a solution for users who expect a secure fit, compatibility with the factory design, and predictable vehicle handling.

Specifications and technical data

• SKU: A2113200925
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2113200925
• Substitutable numbers: A2113200925, A 2113200925, A 211 320 09 25, BG
• Location on the vehicle: Rear, Right, Left

Purpose and vehicle placement

The presented air bellows set is designed for the rear axle of the vehicle and can be installed on both the left and right sides. This solution facilitates the servicing of the entire rear suspension – in one set, you receive components that allow for the symmetrical replacement of both air springs, which promotes even system operation and stable vehicle handling.

Technical characteristics and function in the suspension

The air suspension bellows act as a spring that works in conjunction with the shock absorbers and the height control system. It is responsible for:

• maintaining the set height of the rear body under various loads,
• damping irregularities and limiting body roll during braking and acceleration,
• proper cooperation with the factory Mercedes air suspension system.

Thanks to the use of the original design, the bellows maintain the correct operating geometry, which translates into stable handling and predictable vehicle response in typical road conditions.

Original Mercedes part – fitment and compatibility

The product comes from the original Mercedes parts line, which means it maintains factory operating parameters, shape, and mounting points. For the user, this means:

• a secure fit to the factory mounts on the rear axle,
• no need for structural modifications,
• consistency with other air suspension system components.

If you want to further ensure the compatibility of the component with a specific engine or equipment version of your car, use the advice provided in the article how to safely verify part compatibility by OEM numbers when shopping online. This is a practical supplement when selecting components for Mercedes models.

Product condition and service application

The offered bellows set is a used item, which makes it an attractive cost-effective alternative to new components, especially for comprehensive rear suspension repairs. This type of part is suitable for, among other things:

• fixing leaks in the air suspension system,
• restoring the correct height of the rear of the vehicle,
• maintenance service after many years of suspension operation.

Choosing an original, used component allows you to maintain the factory suspension performance characteristics while reducing repair costs.

Why choose this bellows set

Using a complete set for the rear axle makes it easier to maintain even suspension operation on both sides of the vehicle. This is particularly important in cars with air suspension, where differences in component characteristics can affect stability and ride comfort. By choosing this product, you are opting for:

• an original design tailored to the Mercedes E-Class W211,
• consistency of parameters for both bellows on the rear axle,
• a service solution that allows for effectively restoring the operation of the factory suspension.

If you are also considering using electronic modules in your car, the guide when it is worth choosing used controllers and modules in a car may be helpful, as it discusses best practices when selecting such components.