BMW X1 E84 Wheel Hub Rear Axle Left N/S 20i Suspension Leg Brake Disc Caliper

BMW X1 E84 Wheel Hub Rear Axle Left N/S 20i Suspension Leg Brake Disc Caliper is a complete, used set of rear suspension components designed for the left-hand drive axle. The set forms a cohesive assembly module that allows for a technically correct replacement of damaged components and restores proper geometry and handling stability in the BMW X1 E84 20i. By maintaining the factory suspension design, this component enables precise restoration of the rear axle's original operating parameters.

Specifications and technical data

• SKU: 6788049-3
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6788049
• Substitutable numbers: 33326788049, 6788049, 4608771, 33207605483, 7605483, 34216768697, 6768697, 34216864901, 6864901, 33326788053, 6788053, 34216855008, 6855008, 34216764653
• Location on the vehicle: Rear, Left
• Category: Suspension Component Replacement Kits

Purpose and vehicle placement

The presented suspension set is designed for the rear left side of the vehicle, which is crucial for the correct selection of parts in the multi-link suspension system of the BMW X1 E84 20i. It includes a group of components responsible for power transmission, wheel guidance, and maintaining the correct position of the wheel hub relative to the body, which directly affects driving stability, cornering behavior, and even tire wear.

Scope of components in the suspension set

The suspension replacement set includes key rear axle components such as the half-shaft, suspension leg, steering knuckle, control arms, and wheel hub. This configuration allows for a comprehensive replacement of the entire wheel support module, which is particularly important in cases of mechanical damage after a collision, joint wear, or excessive play in mounting points. Using a complete assembly reduces the risk of improper fitment of individual parts and facilitates geometry adjustment after installation.

Benefits of using a complete rear suspension module

Using a single, cohesive set of rear suspension components in the BMW X1 E84 20i offers a number of practical service benefits:

• maintaining structural compatibility between the half-shaft, steering knuckle, control arms, and wheel hub,
• reducing the time required to select individual components,
• easier diagnostics and installation in workshop conditions,
• the possibility of simultaneously replacing several worn components in one service process.

As a result, the mechanic can focus on proper installation and geometry alignment, and the user receives a cohesive solution that restores predictable rear axle behavior. The complete suspension module also minimizes the risk of incompatibility between parts sourced from different origins.

Characteristics of the used OEM component

The offered set comes from the BMW production line, which means it retains factory design parameters, mounting points, and suspension geometry. The used nature of the part allows for economical repair while maintaining the vehicle's original technical specifications. For workshops and users, this means the ability to use a component consistent with the manufacturer's design, without the need to interfere with the chassis engineering.

Application in repairs, upgrades, and tuning

The complete rear left suspension set for the BMW X1 E84 20i is suitable both for standard repairs following mechanical damage and for more advanced chassis upgrades, where restoring full axle efficiency is required before installing components with modified characteristics (e.g., different springs or shock absorbers). The used OEM module is also an attractive base for projects where maintaining stock geometry while optimizing part costs is a priority.

If you are interested in the broader context of using second-hand components in premium automotive, it is worth reading an article describing how to reasonably select second-hand components for tuning and repairs – you can find it here: Audi on second-hand parts – tuning and repairs without losing quality.

Additionally, to better understand current trends related to used original elements for premium brands, you can refer to material discussing the situation in the parts market: why used originals for BMW and other premium brands are becoming a key choice.

Expanding BMW rear suspension repair

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