Mercedes ML GL W164 Rear Right O/S Control Arm Bottom Wishbone Rod Axle

Mercedes ML GL W164 Rear Right O/S Control Arm Bottom Wishbone Rod Axle is a component from the Control arms and ball joints category, designed for the rear right suspension of Mercedes vehicles. This used original part ensures proper axle geometry, stable vehicle handling, and predictable body behavior while driving.

Specifications and technical data

• SKU: A1643502006-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1643502006
• Substitutable numbers: A1643502006, A 164 350 20 06
• Location on the vehicle: Rear, Right
• Category: Control Arms, Ball Joints & Assemblies

Purpose and function in the suspension

The presented control arm operates in the rear suspension on the right side, responsible for precise wheel guidance relative to the body. Its design transfers longitudinal and lateral loads, stabilizes the hub position, and helps maintain correct wheel alignment and camber.

Thanks to the properly selected geometry of the control arm, the suspension system maintains predictable operating characteristics during acceleration, braking, and traversing uneven surfaces. This translates into better vehicle control, reduction of unwanted vibrations, and even tire wear.

Benefits of using an original control arm

Using an original control arm in the rear axle of a Mercedes vehicle allows for maintaining factory handling parameters and ride comfort. The component is designed for the specific ML/GL W164 platform, ensuring:

• precise fitment to the mounting points on the body and steering knuckle,
• consistent operation with other suspension components,
• appropriate stiffness and deflection characteristics under load.

The control arm in this suspension location is crucial for driving stability, especially in heavier SUV segment vehicles. Proper selection of this component helps reduce body roll, improves steering response, and supports the effectiveness of safety systems such as ABS or ESP.

Application in service practice

Replacement of the right rear control arm is recommended in the event of play in the joints, mechanical damage, or uneven tire wear resulting from incorrect geometry. Installing a used, functional original component represents a reasonable compromise between repair costs and maintaining proper driving parameters.

After installing the control arm, it is recommended to perform a rear axle wheel alignment to fully utilize its potential and restore stable, predictable handling to the vehicle. A correctly selected and installed control arm reduces the risk of unwanted suspension noises and improves ride comfort on uneven surfaces.

Suspension system expansion and additional materials

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

To better plan service work and understand the relationships between individual suspension components, it is worth using a guide describing the role of shock absorbers, control arms, and stabilizers in driving safety: Suspension system – a comprehensive guide to shock absorbers, control arms, and stabilizers.