BMW 6 E63 E64 630i N52 Rear Right O/S Suspension Hub Leg Brake Caliper Disc

The BMW E63 E64 630i N52 Rear Right Knuckle Hub is an original suspension component designed for the rear right side of the suspension. Thanks to its factory design, it ensures proper wheel guidance, body stability, and correct cooperation with other suspension components. This is a practical solution for BMW users looking for a tested, used part with preserved geometry and mounting fit.

Specifications and technical data

• SKU: 6763120-7
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6754558
• Substitutable numbers: 33326754558, 6754558, 34216758058, 6758058, 33217547821, 7547821, 34216864061, 6864061, 33326770832, 6770832, 34216753215, 6753215, 34216772085, 6772085, 33207521131, 7521131, 33326763120, 6763120, 33326757766, 6757766
• Location on the vehicle: Rear, Right
• Category: Suspension Component Replacement Kits

Purpose and Function in the Suspension

The rear right wheel knuckle with hub is responsible for precise wheel guidance, transferring loads from the body to the tire, and maintaining correct suspension geometry. In BMW 6 Series E63/E64 models with the N52 engine, this component works with control arms, the shock absorber, the braking system, and the wheel bearing, forming a cohesive support system for the rear axle.

Replacing a worn or damaged knuckle is crucial when symptoms such as instability of the rear of the vehicle, uneven tire wear, or problems with wheel alignment appear. Using an original knuckle with hub allows for the restoration of factory handling parameters and improved driving safety.

Construction and Mounting Fit

The presented knuckle hub has been designed specifically for the multi-link suspension construction of the BMW 6 Series, taking into account the characteristic load distribution on the rear axle. Vehicle Placement: Rear, Right Side indicates a clear mounting purpose, minimizing the risk of errors when selecting the part.

The factory geometry of the mounts ensures:

• correct positioning of the hub relative to the body,
• proper wheel camber and toe angles after suspension alignment,
• compatibility with standard control arms, shock absorbers, and braking components.

This makes the installation process predictable for the mechanic, and after replacement, precise geometry alignment according to manufacturer specifications is possible.

Application in Suspension Replacement Kits

The rear right knuckle hub is an essential component of Suspension Replacement Kits for the BMW 6 Series E63/E64. In workshop practice, it is often replaced simultaneously with control arms, bushings, springs, or shock absorbers to comprehensively renew the vehicle's rear axle. This approach helps reduce subsequent service downtimes and ensures consistent vehicle behavior on the road.

Choosing an original, used knuckle with hub is a sensible compromise between cost and quality – you retain the factory fit and handling characteristics while optimizing your repair budget.

Part Selection by Numbers and Compatibility

The component has a dedicated OEM part number and a set of interchangeable numbers, which facilitates verification of compatibility with the specific configuration of the BMW E63/E64 630i N52. This allows for precise checking of compatibility with a given year and equipment version, as well as comparing the part with the one removed from the vehicle.

If you have doubts about selection, it is advisable to use the Vehicle Identification Number (VIN) and compare it with the manufacturer's catalog or service system to ensure that the rear right knuckle hub will work correctly with the existing suspension and braking system.

Condition, Benefits of Using a Used Part, and Further Knowledge

The offered knuckle hub comes from the Used BMW Parts segment, which significantly reduces the repair cost compared to a new component, while maintaining original construction and fit. This is a particularly beneficial solution for major work on the rear axle when several suspension components are replaced simultaneously.

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

To compare the approach to purchasing original parts from dismantling in the premium segment, you can read an article describing the advantages of using used components in higher-class cars: Used Mercedes Parts - Original Parts from Dismantling. This will allow you to better assess the economic and technical benefits of choosing tested used components.