Mercedes W169 W245 Rear Left N/S Control Arm Wishbone A1693520188

Mercedes W169 W245 Rear Left N/S Control Arm Wishbone is a suspension component designed for the rear axle on the left side, engineered for precise wheel guidance and stable vehicle handling. As part of the Control arms and ball joints group, it is responsible for maintaining proper suspension geometry, which translates into predictable handling and ride comfort. This used original component is a sensible choice for drivers looking for a technically matched solution at an attractive price.

Specifications and technical data

• SKU: A1693500129
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1693500129
• Substitutable numbers: A1693500129, A 1693500129, A 169 350 01 29, A1693520188, A 1693520188, A 169 352 01 88, AS
• Location on the vehicle: Rear, Left
• Category: Control Arms, Ball Joints & Assemblies

Purpose and function in the suspension

The presented control arm operates in the rear part of the suspension on the left side, contributing to the wheel guidance system in Mercedes compact class models of the W169 and W245 series. It is responsible for:

• maintaining a stable wheel position relative to the body,
• controlling geometry changes during acceleration, braking, and cornering,
• damping some of the vibrations transmitted from the road surface to the chassis.

Thanks to its proper fit to the Mercedes suspension design, the control arm ensures consistent operation with other components, such as springs, shock absorbers, and other suspension arms.

Compatibility and installation fitment

The control arm has been developed specifically for the platform used in the Mercedes W169 and W245, which means it retains factory mounting points and the correct operating geometry. The dedicated placement on the vehicle – rear, left side – minimizes the risk of installation errors and facilitates the selection of the correct part during repair.

Its original origin from the Mercedes group promotes the maintenance of structural suspension consistency, as well as compatibility with factory wheel alignment and camber settings. This is particularly important for cars equipped with advanced safety systems that require stable and repeatable chassis behavior.

Benefits of using an original control arm

Using the correct rear left control arm in a Mercedes W169/W245 allows for restoring proper suspension operation after a collision, wear and tear, or the replacement of other components in this area. Key advantages include:

• precise vehicle handling when driving straight and in corners,
• reduction of unwanted play and knocking in the rear suspension,
• better cooperation with tires and even tread wear,
• maintenance of the handling characteristics intended by the manufacturer.

For users who value predictable car behavior and travel comfort, a correctly selected control arm is an essential element of the entire chassis system.

Condition of the part and practical aspects

The offered control arm is a used item, which in practice means a favorable compromise between repair costs and maintaining the original suspension design. Choosing a part from dismantling allows for reduced expenses while maintaining compliance with Mercedes' factory technical solutions.

Before installation, it is recommended to perform a standard verification of the condition of mounting points and cooperating suspension components, and after replacement – to perform a check and potential adjustment of the rear axle wheel geometry. This approach ensures full utilization of the potential of the newly installed control arm.

Related components and technical knowledge

If you are planning a comprehensive repair or upgrade of the suspension zone in your Mercedes and need other elements from the same group, such as additional arms, ball joints, or brackets, check the available parts in the Mercedes Control arms and ball joints category.

To better understand the role of control arms in the operation of the entire chassis and the dependencies between them and shock absorbers and stabilizers, it is worth reaching for practical technical knowledge. An extended discussion of these issues can be found in the article Suspension system – a comprehensive guide to shock absorbers, control arms, and stabilizers, which will help you consciously plan the suspension service in your car.