Description
The BMW X3 F25 Front Right Knuckle Hub is an original suspension component from the Bearings, Wheel Hubs, and Bushings group, designed for installation on the front right axle. This used OEM part ensures factory suspension geometry, proper wheel guidance, and stable mounting of brake and suspension elements, contributing to predictable and safe vehicle handling.
Specifications and technical data
- SKU: 6855954
- Mark: BMW (Genuine OE)
- Condition: Used
- OEM Part Number: 6855954
- Substitutable numbers: 6855954, 31216855954, 6787680, 31216787680, 31206872888, 6872888
- Location on the vehicle: Front, Right
- Category: Wheel Bearings, Hubs & Seals
Purpose and Function in the Drivetrain
The front right knuckle with hub for the BMW X3 F25 is responsible for precise wheel guidance, transferring loads from the suspension to the body, and correctly seating the hub and bearing. It is a key element for:
- maintaining correct wheel alignment and camber angles,
- stable mounting of the brake caliper and disc,
- proper operation of the wheel bearing and hub,
- safe vehicle control during braking and cornering.
Thanks to its design conforming to manufacturer standards, the knuckle works seamlessly with factory suspension and brake system components, simplifying servicing and reducing the risk of installation issues.
Benefits of Using an Original Knuckle with Hub
Using an original knuckle with hub in the BMW X3 F25 offers a range of practical benefits for everyday operation:
- Factory Fitment – maintains original suspension geometry without the need for modifications or adjustments.
- Stable Brake System Operation – secure mounting of the caliper and disc ensures consistent, predictable braking.
- Optimal Load Transfer – the design, engineered for the specific model, provides appropriate stiffness and durability under typical road conditions.
- Compatibility with Other Suspension Components – works with factory control arms, shock absorbers, and wheel bearings.
This solution is particularly beneficial for post-collision repairs, replacing a damaged knuckle, or eliminating play and irregularities in vehicle handling.
Mounting Characteristics and Application
The knuckle hub is designed for installation on the front right side of the BMW X3 F25, ensuring unambiguous placement on the vehicle and eliminating the risk of selecting the wrong side. The component serves as the base for mounting:
- the wheel hub and bearing,
- shock absorber and control arm mounting points,
- brake system components.
This setup simplifies the mechanic’s work, reduces repair time, and allows for the efficient restoration of full functionality to the front right suspension.
Condition of Used Part and Advantages of Choosing OEM
The presented knuckle hub comes from the used OEM BMW parts segment, combining factory fitment with an attractive price compared to new aftermarket alternatives. For many users and workshops, this represents a sensible compromise between repair costs and maintaining the vehicle’s original specifications.
If you want to better understand the real capabilities and limitations of used parts, and verify popular opinions about them, it’s worth reading the article Used Car Parts: Myths and Facts You Need to Know, which clearly organizes the most important information.
Additional Information and Related Products
If you are planning comprehensive suspension servicing for your BMW X3 F25 and also need other components from the Bearings, Wheel Hubs, and Bushings group dedicated to this brand, check out the available parts in the BMW Bearings, Wheel Hubs, and Bushings category.
If you want to reduce vehicle downtime and learn how the quick availability of used OEM parts affects repair organization, the blog post Immediate Availability of Car Parts vs. Repair Time – How Used OEM Parts Shorten Workshop Stays? might be helpful, discussing practical aspects of workshop and service operations.





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