BMW 1 Series E81 116i N43 Front Left N/S Spring Strut Brake Suspension Leg Hub

BMW E81 116i N43 Front Left Strut and Spindle Assembly is a complete suspension component designed for the front axle on the driver's side, ideal for replacing worn suspension in this model. Using the original design ensures proper geometry, driving stability, and predictable vehicle behavior in daily use. This is a practical solution for users who want to restore correct suspension operation without altering the factory design specifications.

Specifications and technical data

• SKU: 6786017-3
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 31316786017
• Substitutable numbers: 31316771553, 6771553, 31316786017, 6786017, 34116774038, 6774038, 34116854996, 6854996, 34116764629, 6764629, 34116774681, 6774681, 34116768185 34116773021, 6773021, 6768185, 31216765157, 6765157, 31216793923
• Weight: 150
• Location on the vehicle: Front, Left
• Category: Suspension Component Replacement Kits

Purpose and Function in Suspension

The presented component combines the function of a shock absorber and a spindle, responsible for wheel guidance, vibration damping, and maintaining the correct driving path. Its placement on the vehicle in the front left area directly impacts steering precision, braking stability, and ride comfort over uneven surfaces.

As part of the Suspension Replacement Kits group, this product is suitable for both individual repairs and broader drivetrain upgrades when multiple components need to be replaced simultaneously to maintain suspension symmetry.

Compatibility and Identification Parameters

The strut and spindle assembly has been specifically designed for the BMW E81 116i with the N43 engine, guaranteeing a precise fit with the body, mounting points, and other suspension components. The presence of a dedicated OEM part number and associated replacement numbers facilitates unambiguous identification in service catalogs and comparison with the part currently installed in the vehicle.

Additionally, the product has an assigned SKU, which streamlines order processing and minimizes the risk of selection errors. The specified weight of the component is important for both logistics and planning installation work in the workshop.

Condition, Origin, and Benefits of Use

This component comes from the BMW offering and is classified as a used part, allowing for a reasonable cost while maintaining the original factory design. This type of solution is particularly attractive for repairing daily-driven vehicles where functionality, correct fit, and predictable vehicle behavior after installation are crucial.

Using a complete strut-spindle assembly on the front left side minimizes the need for additional modifications, and a correctly selected part helps restore proper suspension geometry, leading to stable handling, even tire wear, and safe cornering behavior.

Application in Service Practice

Replacing this sub-assembly is particularly recommended in situations where there are concerning noises from the front suspension, problems with maintaining the driving direction, excessive body roll, or visible mechanical damage in the spindle area. Choosing a complete component reduces repair time and limits the number of potential leak or play points.

If you are planning a comprehensive repair or upgrade of the front suspension area in your BMW and need other parts from the same group, such as springs, control arms, or stabilizer links, check the available parts in the BMW Suspension Replacement Kits category.

Knowledge and Inspiration Regarding Used Components

For those interested in the broader use of used components in automotive applications, including suspension, an article describing how to sensibly select second-hand parts to maintain vehicle quality and functionality may be useful. More practical tips can be found in the material: Audi on second-hand parts – tuning and repairs without loss of quality.