BMW X5 X6 E70 E71 Rear Right O/S Control Arm Wishbone Rod Axle 6770980

BMW X5 X6 E70 E71 Rear Right Trailing Arm is a component from the Control Arms and Ball Joints group, designed for the rear right suspension. It is responsible for stable wheel guidance, precise geometry maintenance, and predictable vehicle behavior during acceleration, braking, and cornering. Thanks to its genuine BMW origin, it ensures proper fitment for the rear axle construction of X5 and X6 models of the E70/E71 generation.

Specifications and technical data

• SKU: 6770980
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6770980
• Substitutable numbers: 33326770980, 6770980
• Location on the vehicle: Rear, Right
• Category: Control Arms, Ball Joints & Assemblies

Function of the Trailing Arm in BMW X5/X6 Suspension

The rear axle trailing arm plays a crucial role in controlling the position of the wheel hub relative to the vehicle body. The appropriately selected stiffness and geometry of this component limit undesirable longitudinal movements, which translates to:

• stable rear axle handling at higher speeds,
• more predictable response to uneven surfaces,
• maintenance of correct toe and suspension angles,
• reduction of excessive loads on other system components.

Its placement on the vehicle in the Rear, Right zone means the component works with other control arms and ball joints on the right side of the rear axle, forming a cohesive wheel guidance system.

Benefits of Using a Genuine BMW Component

The trailing arm dedicated to the E70/E71 platform has been designed to handle the specific loads characteristic of heavier SUV vehicles. Using a genuine BMW solution allows for the preservation of:

• factory suspension operating characteristics,
• proper interaction with other control arms and ball joints,
• compatibility with the original rear axle geometry,
• cohesion with safety systems based on suspension operation sensors.

For users expecting confident handling and consistent vehicle behavior, using a dedicated trailing arm is an important element in maintaining the proper technical condition of the suspension.

Vehicle Placement and Installation Aspects

The precisely defined vehicle placement: Rear, Right Side simplifies the selection of the correct component during suspension service. The trailing arm works with other rear axle components, so when replacing it, it is worth paying attention to:

• the condition of other control arms and ball joints in the same zone,
• the need for subsequent geometry inspection and adjustment,
• correct tightening of connections in the suspension's working position.

This approach helps to limit accelerated wear of new components and maintain uniform operation of the entire rear suspension system.

Integration with the Suspension System and Driving Safety

The trailing arm is part of a larger system that includes, among other things, other control arms, ball joints, and flexible elements. Their combined action affects:

• track stability during sudden maneuvers,
• effectiveness of transmitting driving forces to the road surface,
• reduction of unwanted vibrations and noises from the rear of the vehicle.

For drivers expecting confident handling of a heavy vehicle like the X5/X6, maintaining a functional rear right trailing arm is an important element for ensuring safety and driving comfort.

If you are planning a comprehensive repair or upgrade of the rear suspension area in your BMW and need other components from the same group, such as additional control arms, ball joints, or guide elements, check the available parts in the BMW Control Arms and Ball Joints category.

Technical Support and Suspension Knowledge

To better understand the role of trailing arms in the context of the entire suspension system and the relationships between shock absorbers, control arms, and stabilizers, it is worth referring to practical technical materials. 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 helps in consciously planning service work and diagnostics for various vehicle brands.

For users considering the choice between new and used components, a comparison of costs and operational characteristics may also be useful. This topic is discussed more broadly in the material New or Used? A Comparison of Costs and Quality of Car Parts, which facilitates making a decision tailored to a specific vehicle and driving style.