Mercedes-Benz W211 E 270 CDI Front Left N/S Suspension Brake Disc Wheel Carrier

Mercedes-Benz W211 E 270 CDI Front Left N/S Suspension Brake Disc Wheel Carrier is a complete, used wheel carrier with a brake disc designed for the front left axle, ideal for professional suspension system repairs. This component belongs to the Suspension replacement kits group, which facilitates the quick restoration of proper geometry and vehicle handling stability.

Specifications and technical data

• SKU: A0003301007
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: A0003301007
• Substitutable numbers: A0003301007, A 000 330 10 07, A2303300325, A 230 330 03 25, A0034200183, A 003 420 01 83, A2114210812, A 211 421 08 12
• Location on the vehicle: Front, Left
• Category: Suspension Component Replacement Kits

Purpose and function in the suspension system

The wheel carrier with a disc for the front left side is responsible for precise wheel guidance, transferring loads from the suspension to the body, and working in conjunction with the braking system. A properly selected set ensures stable handling, correct wheel alignment, and predictable vehicle behavior during braking and cornering.

Replacing the complete wheel carrier with a disc is particularly recommended after mechanical damage, collisions, or excessive wear of mounting elements, when it is necessary to refresh several components within one wheel assembly simultaneously.

Benefits of using a complete set

Using a ready-made set from the Suspension replacement kits group reduces the risk of component mismatch and speeds up the service process. The mechanic receives a part ready for installation in a specific location on the vehicle, which makes it easier to maintain the correct geometry and proper positioning of the hub, caliper, and other suspension parts.

This solution is beneficial both for standard maintenance repairs and for vehicle restoration after damage, where parameter repeatability and compliance with factory design specifications are crucial.

Selection and technical compatibility

The offered item was designed as an original part, with an assigned OEM number and a set of interchangeable numbers, which facilitates clear identification in service catalogs. This allows for precise verification of compatibility with the specific engine version and equipment of the vehicle, minimizing the risk of purchasing an incompatible wheel carrier.

Before installation, it is recommended to compare the design with the removed part and verify compatibility in the service documentation, which is a standard procedure when working with suspension and braking system components.

Characteristics of the used component

A used component from this group allows for a significant reduction in repair costs while maintaining factory design specifications. The wheel carrier with a disc, sourced from dismantling, is a good solution in situations where a new part is difficult to obtain or economically unjustified relative to the vehicle's value.

Before installation, it is worth performing a standard inspection of the working surfaces, mounting points, and the condition of the disc to adjust the scope of service work (e.g., additional checks of brake pads, calipers, or wheel bearings) to the overall repair plan for the running gear.

Repair expansion and related suspension elements

When replacing the wheel carrier with a disc on the front left axle, work on control arms, ball joints, stabilizer links, or braking system elements is often planned simultaneously to restore the consistent technical condition of the entire side of the vehicle in one stage. This approach limits future service downtime and allows for a one-time wheel alignment adjustment.

If you are planning a comprehensive repair or upgrade of the suspension zone in your BMW and need other elements from the same group, such as additional wheel carriers, complete hubs, or related mounting components, check the available parts in the BMW suspension replacement kits category.

Expert support and repair cost optimization

When planning major service work, it is worth considering the overall strategy of selecting used and new parts to maintain a balance between costs and repair durability. Expert materials regarding the cost-effectiveness of using original components from dismantling in key vehicle systems can be helpful – a good starting point is the article Manual transmission failures in cars – why is an original used part a more reasonable choice than regeneration?, which shows the broader economic and technical context when making service decisions.