BMW G01 G30 G31 Rear Axle Hub Shaft Wheel Carrier Bearing 8838134

BMW G01 G30 G31 Rear Axle Hub Shaft Wheel Carrier Bearing is an original component from the Wheel bearings, hubs and bushings group, designed for installation on the rear axle of BMW G-series vehicles. This used hub provides a functional service solution, allowing you to restore proper suspension system operation and driving stability without the need for more expensive replacements. It is a practical choice for users expecting factory-fit quality and predictable vehicle handling.

Specifications and technical data

• SKU: 8838134
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8838134
• Substitutable numbers: 8838134, 31208838134
• Location on the vehicle: Rear
• Category: Wheel Bearings, Hubs & Seals

Purpose and function of the BMW rear hub

The presented rear hub is a component mounted in the rear axle area, responsible for stable wheel seating, transferring loads from the suspension to the body, and ensuring smooth wheel rotation relative to the steering knuckle. In BMW G-series vehicles (G01, G30, G31), a correctly selected hub is crucial for:

• maintaining proper suspension geometry and tracking,
• reducing play in the running gear,
• reducing noise and vibrations transmitted to the body,
• safe operation with ABS/DSC systems (while maintaining structural compatibility).

Thanks to its design compliant with BMW standards, the hub works with factory suspension and braking system components, which facilitates installation and subsequent operation.

Benefits of using an original rear hub

Using an original rear hub in a BMW G01, G30, or G31 allows you to maintain the structural integrity of the entire running gear. In practice, this means:

• factory fitment to the steering knuckle, brake disc, and rim,
• predictable vehicle behavior during braking and at higher speeds,
• easier diagnostics of potential future suspension faults,
• no need for modifications to adjacent components during replacement.

A used OEM component is a reasonable compromise between cost and quality – especially for vehicles used intensively, where both safety and repair economy are important.

Vehicle placement and installation aspects

The hub is intended for installation on the rear axle of the vehicle, on the left or right side, depending on the configuration of the specific unit. When selecting and installing, it is worth paying attention to:

• structural compatibility with the given body and drivetrain version,
• the condition of the steering knuckle and brake disc mounting surfaces,
• proper tightening of mounting bolts in accordance with the vehicle manufacturer's recommendations,
• checking for play after installation and potential suspension geometry adjustment.

Professional installation of the hub has a direct impact on the durability of the entire system and driving comfort, which is why it is recommended to perform the work in a specialized service center.

Used condition – a conscious service choice

The offered hub comes from the used BMW parts segment, which allows for a significant reduction in repair costs while maintaining the original manufacturer's specifications. This solution is particularly attractive for comprehensive suspension work, when a larger number of elements are being replaced. To better understand the specifics of the second-hand parts market, it is worth reading the article Used car parts: Myths and facts you need to know, which dispels the most common doubts regarding their quality and reliability.

If you are planning a comprehensive repair or upgrade of the running gear area in your BMW and need other components from the same group, such as additional hubs, bearings, or suspension bushings, check the available parts in the BMW wheel bearings, hubs and bushings category.