Mercedes W177 A 180 d Front Left N/S Suspension Leg Brake Disc Wheel Hub

Mercedes W177 A 180 d Front Left N/S Suspension Leg Brake Disc Wheel Hub is a complete, used service solution designed for the front axle on the driver's side. The set combines components responsible for wheel guidance, load bearing, and interaction with the braking system in one configuration, which facilitates quick and technical replacement of the entire suspension module.

Specifications and technical data

• SKU: A1773209100
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1773209100
• Substitutable numbers: A1773209100, A 177 320 91 00, A2473320700, A 247 332 07 00, A2474213900, A 247 421 39 00, A2474210412, A 247 421 04 12
• Weight: 150
• Location on the vehicle: Front, Left
• Category: Suspension Component Replacement Kits

Purpose and function in the suspension system

The described set belongs to the Suspension replacement kits group and is dedicated to the front, left side of the vehicle. It includes a suspension strut assembly integrated with a brake disc and wheel hub, which ensures geometric consistency and stable wheel handling under typical operating conditions.

The placement on the vehicle on the driver's side allows for precise reproduction of factory handling characteristics, and replacing the entire module at once reduces the risk of differences in suspension performance between the left and right sides of the axle.

Benefits of using a complete set

Using a complete suspension set with a brake disc and wheel hub provides a number of practical service benefits:

• reduction in the number of separate assembly operations when working on the front axle,
• maintaining the consistency of interacting components within a single wheel,
• easier technical condition inspection during assembly,
• possibility of faster diagnostics of potential vibrations or noises coming from the wheel area.

Additionally, the original Mercedes origin promotes maintaining the proper geometry and suspension performance characteristics, which is important for both ride comfort and the predictability of the vehicle's behavior.

Technical characteristics and fitment

The set has been designed as a front suspension element on the left side, integrated with the braking system through the presence of a disc and wheel hub. This configuration facilitates maintaining axiality and correct positioning of the wheel relative to the brake caliper and other suspension components.

The product has an assigned OEM part number and associated interchangeable numbers, which enables precise verification of compatibility with a specific version of the Mercedes W177 A 180 d. The weight of the set specified in the documentation reflects the mass of the complete module, which is important when planning transport and organizing workshop work.

Condition, origin, and service application

The item comes from the group of used parts, which allows for cost-effective repairs while maintaining the manufacturer's original specifications. This type of solution is particularly beneficial for post-accident repairs, replacing a damaged suspension strut, or eliminating play and noise in the area of the front left wheel.

Thanks to the fact that the suspension, brake disc, and hub are combined in one module, the mechanic can orderly disassemble the old assembly and install the new one, minimizing vehicle downtime and the risk of assembly errors. The completeness of the set also facilitates easier visual and measurement inspection after the work is completed.

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

Expert support and selection of used parts

When choosing a used suspension set, it is worth paying attention to issues of quality, cost-effectiveness, and durability compared to new parts. A detailed discussion of these issues, along with practical tips on selecting components, can be found in the article comparing new and used car parts in terms of costs and durability.

If you are also interested in the broader context of using second-hand parts in the automotive industry, including in premium segment vehicles, it is worth reading the material on our blog: tuning and repairs using used components in Audi cars. This will allow you to better assess the potential of using original, used components in your Mercedes as well.