Mercedes C219 Air Suspension Spring Bag Rear Left N/S A2113201525

Mercedes C219 Air Suspension Spring Bag Rear Left N/S is a component from the Shock absorbers and struts group, designed for the rear left side of the air suspension system. It allows for the restoration of proper system operation, stable vehicle height, and ride comfort in accordance with Mercedes brand standards.

Specifications and technical data

• SKU: A2113201525
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2113201525
• Substitutable numbers: A2113201525, A 211 320 15 25
• Location on the vehicle: Rear, Left
• Category: Shocks, Struts & Assemblies

Purpose and function in the air suspension system

The air suspension spring bag mounted on the rear left axle is responsible for maintaining the set vehicle height, compensating for loads, and damping road irregularities. In combination with the shock absorber, it forms a load-bearing assembly that transfers forces from the body to the wheel, ensuring stability during acceleration, braking, and cornering.

A properly selected spring bag for the specific Mercedes C219 model allows for maintaining correct suspension geometry, even tire wear, and predictable vehicle behavior in all road conditions.

Construction and technical characteristics

The element belongs to the Shock absorbers and struts category, which means it works directly with the vehicle's spring-damping system. The construction of the air spring is based on a flexible bellows operating under pressure, which:

• transfers vertical loads from the body to the suspension,
• enables dynamic height adjustment depending on the load,
• reduces vibrations transmitted to the cabin.

Precise fitment to the rear left side of the vehicle minimizes the risk of installation stress and leaks, which translates into stable operation of the entire air suspension system.

Benefits of using a dedicated spring bag

Using the correct air suspension spring bag in a Mercedes C219 brings a number of practical operational benefits:

• Restoration of proper vehicle height – elimination of the "sagging" effect on one side of the vehicle after parking.
• Improved ride comfort – more effective damping of bumps and reduction of vibrations.
• More stable handling – better vehicle control at higher speeds and during maneuvers.
• Protection of other suspension components – reduction of overloads acting on shock absorbers, control arms, and mounts.

Thanks to the fitment to the specific location on the vehicle, the installation process is orderly, and the risk of installation errors is limited.

Component condition and service application

The offered air suspension spring bag is a used component, which makes it an attractive solution for repairs where it is crucial to maintain reasonable service costs while keeping compliance with the factory design. This type of part is suitable both for replacing a single damaged element and for the staged regeneration of the entire air suspension system.

Technical support and additional materials

When planning work on the suspension, it is worth considering the condition of other components, such as shock absorbers, control arms, or stabilizers. For a better understanding of the relationships between these elements, the guide article Suspension system – a comprehensive guide to shock absorbers, control arms, and stabilizers will be helpful, in which practical aspects of suspension diagnostics and operation in popular models are discussed.

If you are planning a comprehensive repair or upgrade of the suspension area in your Mercedes and need other elements from the same group, such as springs, shock absorbers, or complete struts, check the available parts in the Mercedes shock absorbers and struts category.