Rear Tie Rod Mercedes W177 W247 Control Arm Left Right N/O/S Joint A2473501800

The Mercedes W177 W247 Left Right Rear Trailing Arm Ball Joint is an original part from the control arms and ball joints category, designed for the rear axle of Mercedes vehicles. It enables precise operation of the suspension on the left or right side, ensuring stable vehicle handling and correct wheel geometry. This is a practical solution for users looking for a proven, used suspension component with a factory fit.

Specifications and technical data

• SKU: A2473501800
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2473501800
• Substitutable numbers: A2473501800, A 247 350 18 00
• Location on the vehicle: Rear, Right, Left
• Category: Control Arms, Ball Joints & Assemblies

Vehicle Application and Placement

The presented control arm with ball joint is designed for installation on the rear axle, with the possibility of use on both the right and left sides. This solution facilitates part selection for suspension repairs in Mercedes compact class models, where precise fit with factory mounting points is crucial.

Thanks to its design consistent with the manufacturer's solutions, the component works with standard suspension system parts, which helps maintain proper vehicle handling, vibration damping, and steering system performance.

Technical Characteristics of the Control Arm and Ball Joint

The rear control arm integrated with a ball joint is responsible for transferring loads between the body and the wheel hub, and for maintaining the wheel's stable position relative to the body. In practice, this translates to:

• maintaining correct toe and camber of the rear axle wheels,
• controlling suspension operation during acceleration, braking, and over uneven surfaces,
• reducing unwanted play in the suspension system,
• more predictable vehicle behavior in corners.

The ball joint built into the control arm operates in multiple planes, allowing for free suspension movement while maintaining a rigid connection to the body. This is a key element for driving safety and comfort, especially in premium cars like Mercedes.

Benefits of Using an Original Mercedes Control Arm

Using an original rear control arm in a Mercedes W177 / W247 allows you to maintain the vehicle's factory driving characteristics. The most important benefits include:

• Factory Fit – compatibility with the Mercedes suspension design, without the need for modifications or adjustments.
• Stable Handling – proper operation of the ball joint reduces body roll and improves tire contact with the road surface.
• Better Vehicle Control – correct rear axle geometry supports the operation of safety systems such as ABS and ESP.
• Optimal Tire Wear – proper wheel alignment reduces the risk of uneven tread wear.

Application in Suspension Service and Diagnostics

The rear control arm with ball joint is often replaced when play, knocking noises, or wheel geometry problems are detected. In practice, replacing this component is recommended when the following occur:

• noticeable play in the rear axle suspension,
• knocking noises when driving over uneven surfaces,
• problems with toe adjustment,
• uneven tire wear on the rear axle.

After installation, it is recommended to perform suspension geometry measurement and adjustment to fully utilize the capabilities of the newly installed control arm and restore stable, predictable handling to the vehicle.

More About Control Arms and Ball Joints

If you want to better understand the role of control arms and ball joints in the suspension system and their impact on driving safety, it is worth reading the guide: Suspension System – A Comprehensive Guide to Shock Absorbers, Control Arms, and Stabilizers. This is a practical source of knowledge for drivers and mechanics.

For used suspension components, tips on operation and maintenance can also be helpful. Proven methods are described in the article: How to Extend the Lifespan of Used Car Parts, which provides practical recommendations for suspension and other components.

Other Mercedes Control Arms and Ball Joints

If you are also looking for other parts from the control arms and ball joints category dedicated to this brand's cars, check out the Mercedes control arms and ball joints available in our store. This is a convenient way to select compatible suspension components in one place.