BMW Z4 E85 Spring Strut Front Right O/S Suspension Shock Absorber 6770344

BMW Z4 E85 Spring Strut Front Right O/S Suspension Shock Absorber is an original component from the Shock absorbers and struts group, designed for installation on the right side of the front axle. This used suspension component allows for a technically correct replacement of a worn part while maintaining the factory handling characteristics and stability of the BMW Z4 E85.

Specifications and technical data

• SKU: 6785988-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6785988
• Substitutable numbers: 31316785988, 6785988, 31316770344, 6770344
• Location on the vehicle: Front, Right
• Category: Shocks, Struts & Assemblies

Purpose and function in the suspension system

The presented shock absorber with spring is a front suspension component mounted on the right side of the vehicle. It is responsible for damping vibrations, controlling spring deflection, and maintaining the correct geometry of the front axle, which translates into predictable vehicle behavior during braking, acceleration, and cornering.

Thanks to its factory design tailored to the BMW Z4 E85, the component works in harmony with other suspension elements, ensuring consistent steering operation and stable handling during daily use and dynamic driving.

Benefits of using an original BMW component

Using an original shock absorber with spring from the Shock absorbers and struts group allows you to maintain the performance parameters specified by the vehicle manufacturer. The properly selected damping characteristics and spring stiffness support:

• maintaining the correct front ride height of the vehicle,
• body stability during maneuvers,
• even load distribution to the body and chassis,
• consistent operation of safety systems dependent on wheel grip.

The used component allows for an economical repair while maintaining a design consistent with the original BMW factory specifications, which is particularly important for a precisely tuned model such as the Z4 E85.

Selection and technical compatibility

To correctly select this shock absorber with spring, it is worth verifying compatibility with the specific version of the BMW Z4 E85 and the mounting side of the vehicle. The product has an assigned OEM part number and interchangeable numbers, which facilitates identification and comparison with the element currently installed in the car, without the need to interfere with other suspension components.

In case of doubt during selection, it is helpful to compare the strut design, mounting points, and spring type with the element removed from the vehicle to ensure proper cooperation with the McPherson strut, steering knuckle, and top mount.

Operation and importance for safety

A functional shock absorber with spring on the front right side has a direct impact on braking distance, front wheel grip, and ride comfort. Improper operation of this component can result in uneven tire wear, reduced stability at higher speeds, and increased loads on other suspension parts.

Replacing a worn strut with an original component with the appropriate characteristics helps restore predictable steering responses, which is particularly important in a car with a sporty profile, such as the BMW Z4 E85.

Related components and technical knowledge

If you are planning a comprehensive repair or upgrade of the front suspension area in your BMW and need other elements from the same group, such as complete struts, shock absorber inserts, or springs, check out the available parts in the BMW Shock absorbers and struts category.

To deepen your knowledge on suspension diagnostics and operation, it is worth referring to practical technical materials. A comprehensive discussion of the principles of operation of shock absorbers, control arms, and stabilizers can be found in the article "Suspension system – a comprehensive guide to shock absorbers, control arms, and stabilizers", which will help you better assess the condition of the components in your car and plan further service work.