BMW 3 E46 Touring 320d M47N Front Left N/S Suspension Leg Brake Disc Wheel Hub

BMW 3 E46 Touring 320d M47N Front Left N/S Suspension Leg Brake Disc Wheel Hub is a complete, used suspension strut designed for installation on the front axle on the driver's side. The component combines key elements of the steering and braking system, ensuring consistent suspension performance, handling stability, and proper interaction with the braking system. Thanks to its factory BMW origin, you maintain proper geometry, fitment, and suspension operating characteristics.

Specifications and technical data

• SKU: 6750789
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6750789
• Substitutable numbers: 290 985, 6750789, 31211096429, 1096429, 34116758113, 6758113, 34116864058, 6864058, 31211095197, 1095197, 34111165029, 1165029, 34111160352, 1160352, 34116794302, 6794302, 34116855152, 6855152, 34111164539, 1164539, 34116766224, 6766224, 34116757526, 6757526
• Location on the vehicle: Front, Left
• Category: Suspension Component Replacement Kits

Purpose and vehicle placement

The presented suspension set is designed for the front, left side of the BMW 3 Series E46 Touring body with the M47N diesel engine in the 320d version. Integrating the suspension strut with the brake disc and wheel hub allows for the retention of factory mounting points and correct operating angles of the components, which directly impacts driving stability, braking efficiency, and even tire wear.

Set construction and function of individual components

The suspension strut creates a rigid reference point for the steering knuckle and hub, transferring loads from the wheel to the body. The integrated wheel hub is responsible for the axial guidance of the rim and interaction with the bearing, while the brake disc serves as the working surface for the brake pads, enabling effective deceleration. This configuration ensures:

• consistent wheel guidance in the vertical and horizontal axes,
• stable vehicle behavior during braking and acceleration,
• proper interaction with the factory ABS/ASC system,
• easier inspection of component condition during service.

By using original BMW components, compatibility with factory mounts and equipment is maintained, which reduces the risk of incorrect installation and unwanted play in the steering system.

Benefits of using a complete suspension replacement set

Choosing a complete set from the Suspension replacement sets category instead of individual components allows for a technically consistent repair of the vehicle's front corner. In practice, this means:

• a single intervention in the suspension and braking system on the left side,
• minimizing the risk of differences in operating characteristics between the sides of the vehicle,
• easier geometry check after installation,
• reduced workshop labor time thanks to the installation of a complete sub-assembly.

This approach is particularly beneficial for post-accident repairs, replacing worn elements after high mileage, or preparing the car for further operation in demanding conditions.

Condition, origin, and fitment

The element comes from the original BMW production line, which translates into maintaining factory strength and dimensional parameters. As a used part, the set is intended for users and workshops looking for a reasonable compromise between repair costs and maintaining the vehicle's original specifications. Thanks to the presence of the OEM part number and interchangeable numbers, precise verification of compatibility with a specific version of the BMW 3 E46 Touring 320d M47N is possible.

Application in service and tuning practice

The complete BMW 3 E46 Touring 320d M47N Front Left N/S Suspension Leg Brake Disc Wheel Hub will work well both for standard maintenance repairs and for car modifications, where maintaining correct geometry and predictable chassis behavior is key. Used OEM components are often chosen by German automotive enthusiasts as an alternative to cheaper replacements of uncertain quality. If you want to better understand how to effectively use used sub-assemblies in premium group cars, it is worth reading the article Audi on second-hand parts – tuning and repairs without loss of quality, which discusses a practical approach to such upgrades.

Expanding BMW suspension repairs

If you are planning a comprehensive repair or modernization of the suspension zone in your BMW and need other elements from the same group, such as struts, wishbones, or additional mounts, check the available parts in the BMW suspension replacement sets category.