BMW 3 F30 320d xDrive B47 190 hp Rear Left N/S Suspension Leg Brake Caliper

BMW 3 F30 320d xDrive B47 190 hp Rear Left N/S Suspension Leg Brake Caliper is an original suspension component designed for the rear left axle of BMW models equipped with xDrive. Thanks to its factory-spec geometry and precise fitment for the specific B47 engine version, this component ensures stable handling, predictable vehicle behavior, and proper integration with other suspension elements. This is the ideal solution for users looking for a proven, used part with parameters consistent with factory equipment.

Specifications and technical data

• SKU: 6792523
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6792523
• Substitutable numbers: 33326792523, 6792523, 34216850857, 6850857, 33416867262, 6867262, 33208680347, 8680347, 34216864900, 6864900, 33416792369, 6792369, 33207597681, 7597681, 34216792229, 6792229
• Location on the vehicle: Rear, Left
• Category: Suspension Component Replacement Kits

Purpose and vehicle placement

The steering knuckle with axle shaft is designed for installation on the rear left side of the vehicle. It is responsible for proper wheel guidance, transferring loads from the body to the suspension, and working in conjunction with the xDrive drivetrain components. Precise vehicle placement reduces the risk of installation errors and facilitates part selection during suspension repairs.

Technical and functional characteristics

As an element from the Suspension replacement kits category, this steering knuckle with axle shaft combines several key design functions:

• ensures stable wheel hub mounting and compatibility with braking and suspension components,
• transfers drive torque to the wheel in the xDrive system,
• maintains proper suspension geometry, which affects handling, tire wear, and driving safety,
• is matched to the specific configuration of the BMW F30 320d with the B47 engine, minimizing the risk of incompatibility.

This combination of functions in a single assembly allows for efficient replacement of a damaged part and restoration of proper rear axle operation without the need for structural modifications to the vehicle.

Benefits of using an original steering knuckle with axle shaft

Using an original BMW component in the rear axle area provides measurable operational benefits:

• Factory fitment – maintaining original suspension geometry and proper cooperation with the xDrive system.
• Consistency with other suspension elements – no need for mounting modifications or additional alterations.
• Ability to use existing mounting points and hardware, which shortens repair time.
• Better predictability of vehicle behavior after repair compared to aftermarket replacements with uncertain parameters.

Condition and origin of the part

The offered steering knuckle with axle shaft is a used BMW component, sourced from vehicle dismantling. Such parts are a popular choice for suspension repairs when the goal is to maintain original specifications at reasonable service costs. A used OEM component allows you to maintain the handling characteristics typical of the BMW F30 320d xDrive without introducing changes to the suspension design.

Selection and compatibility by numbers

A dedicated OEM part number and associated interchangeable numbers are provided for this model, which facilitates precise identification in BMW catalogs and service systems. Before purchasing, it is recommended to compare the markings with your vehicle documentation or the numbers found on the part being replaced to ensure full compatibility with your specific equipment version and model year.

How to care for used suspension components

To maximize the potential of a used steering knuckle with axle shaft, it is essential to prepare it properly for installation, check the condition of mating parts, and perform regular suspension diagnostics after the repair. Practical tips on operation and maintenance can be found in the article How to extend the life of used car parts?, which describes, among other things, best practices for dismantled suspension components.

Expanding suspension repairs for your BMW

If you are planning a comprehensive repair or upgrade of the suspension area in your BMW and need other components from the same group, such as control arms, bushings, or additional mounts, check out the available parts in the BMW suspension replacement kits category.