Mercedes B 150 W245 Front Left N/S Suspension Leg Brake Wheel Hub

Mercedes B 150 W245 Front Left N/S Suspension Leg Brake Wheel Hub is a complete solution for users looking to restore the correct geometry and stability of the front axle in a controlled manner. This product from the Suspension replacement kits category allows for the efficient replacement of the entire assembly on the driver's side, reducing the risk of component mismatch. Thanks to its factory-spec design, this part is particularly valued for post-accident repairs and routine maintenance.

Specifications and technical data

• SKU: A1693201730-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: A1693201730
• Substitutable numbers: A1693201730, A 1693201730, A 169 320 17 30, A1693300720, A 1693300720, A 169 330 07 20, A1694200583, A 169 420 05 83, A1694210812, A 169 421 08 12
• Weight: 150
• Location on the vehicle: Front, Left
• Category: Suspension Component Replacement Kits

Purpose and function in the vehicle

The described suspension kit is designed for installation on the front left side of the vehicle, in the area responsible for wheel guidance, vibration damping, and transferring loads from the road surface to the chassis. Integrating the suspension strut with the wheel hub and brake component facilitates the maintenance of proper alignment, which translates into stable handling of the Mercedes B-Class W245 in daily urban and extra-urban driving.

A complete assembly of this type is particularly useful when multiple components have been damaged simultaneously – for example, after hitting a curb or a collision – as it allows for the replacement of the entire wheel support system in a single service process.

Kit construction and benefits of installation

The described solution includes a suspension strut integrated with the wheel hub and part of the braking system, creating a cohesive, factory-matched assembly. This configuration ensures:

• geometric consistency of the components responsible for wheel guidance,
• reduced risk of play resulting from combining mismatched parts,
• simplified installation process compared to replacing individual components.

By maintaining the original design, the system works correctly with factory suspension and brake settings, which is important for both driving comfort and predictable vehicle behavior during emergency braking.

Condition, origin, and technical aspects

The item comes from the Mercedes OE line, meaning it is a part with parameters consistent with factory quality standards. The product is used, therefore, a standard workshop inspection is recommended before installation, including verification of mounting points, working surfaces, and any signs of previous wear. The assembly has a specific weight, which is important when planning transport and choosing an installation method (e.g., using a jack or additional support during installation on the vehicle).

The presence of a dedicated OEM part number and associated interchangeable numbers facilitates clear identification of the component in service catalogs and parts selection systems, minimizing the risk of ordering errors.

Application in service practice

Installation of the complete front left suspension assembly with hub and brake component is particularly recommended in situations where:

• the vehicle shows signs of pulling to one side after hitting an obstacle,
• mechanical damage to the suspension strut or wheel hub has been identified,
• a quick, comprehensive repair of the front axle is necessary without selecting individual parts.

This approach reduces vehicle downtime in the workshop and facilitates subsequent wheel alignment, as most of the key components responsible for wheel guidance come from one cohesive set.

If you are planning a comprehensive repair or upgrade of the front axle suspension area in your Mercedes and need other elements from the same group, such as struts, control arms, or additional hubs, check the available parts in the Mercedes suspension replacement kits category.

Technical support and selection of used parts

When choosing a used suspension kit for the Mercedes B-Class W245, it is worth paying attention to compatibility with the OEM part number and the list of interchangeable numbers, as well as the history of the donor vehicle. Practical tips on the safe selection and installation of used components for cars of this brand can be found in the article Used parts for Mercedes – original parts from dismantling, which discusses, among other things, the advantages of using original components from dismantling in the context of costs and durability.