BMW X1 E84 Alloy Wheel Rim 18" Double Spoke 321 ET:30 8J 6789144

Visual condition of the part 

The product shows signs of use visible in the photos. 

BMW X1 E84 Alloy Wheel Rim 18" Double Spoke 321 ET:30 8J is an original Double Spoke series alloy wheel, designed specifically for demanding BMW users. Its construction, based on a solid aluminum alloy and precisely selected geometric parameters, ensures stable handling, predictable vehicle behavior, and an aesthetic, dynamic appearance. This is a solution for drivers who want to maintain the factory driving characteristics while ensuring a cohesive, technically refined look for their BMW X1 E84.

Specifications and technical data

• SKU: 6789144-3
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6789144
• Substitutable numbers: 6789144, 36116789144
• Rim diameter: 18"
• Rim width: 8
• Offset (ET): 30
• Hole diameter: 120
• Number of holes: 5
• Rim material: Aluminium
• Category: Rims

Purpose and characteristics of the rim

The presented alloy wheel has been developed as a suspension component dedicated to BMW, maintaining factory quality standards. The use of a Double Spoke design gives the rim a characteristic, expressive look that harmonizes well with the body lines of the BMW X1 E84. At the same time, the rim's geometry has been selected to maintain proper wheel handling, correct tire seating, and stability at higher speeds.

Thanks to the use of aluminum rim material, a favorable compromise between weight and durability has been achieved, which promotes suspension performance and steering precision. This series of rims performs well both in daily urban driving and on longer routes, where consistent vehicle behavior and load resistance are essential.

Geometric parameters and vehicle handling

The rim has been designed to maintain the proper geometry of the BMW X1 E84 suspension system. The appropriately selected width, diameter, and offset work in harmony with the suspension and steering system, which translates into:

• stable handling in corners,
• correct load distribution on the hub and bearings,
• proper wheel arch filling without excessive rim protrusion,
• the ability to use tires of standard sizes for this model.

The bolt pattern and number of mounting holes have been adapted to the BMW standard, which facilitates installation on factory hubs without the need for additional adapters. Such a fit promotes the maintenance of factory driving characteristics and minimizes the risk of improper wheel seating.

Material and manufacturing technology

The rim belongs to the Wheels category and is made of a lightweight aluminum alloy, which allows for a reduction in unsprung mass compared to traditional steel solutions. The lower weight of the rim promotes shock absorber performance, improves steering response, and can positively influence ride comfort. At the same time, the appropriately selected aluminum alloy provides the required rigidity, which is crucial during dynamic driving and when overcoming road irregularities.

The Double Spoke pattern is not just a stylistic element – the arrangement of the spokes promotes even force distribution within the rim, which is significant under lateral and axial loads. As a result, the rim maintains geometric stability, and the tire performs in a predictable manner, which is particularly important in vehicles of the BMW X1 E84 class.

Practical application and installation

The Double Spoke 321 series alloy wheel will work well both as a replacement part after damage to one of the rims and when replacing a full set of wheels with a configuration featuring a more dynamic look. The construction has been prepared for installation in place of factory BMW wheels, which simplifies the service process and allows for consistency with other suspension components.

The product is used, which in practice means it comes from operation but can still fulfill its function as a fully valuable wheel component after proper verification and potential mounting preparation. This type of solution is often chosen by users who want to reduce costs while maintaining the original BMW specification.

Technical support and further information on alloy wheels

If you are planning a comprehensive repair or upgrade of the wheel area in your BMW and need other components from the same group, such as additional rims, sets for the winter season, or alternative designs, check the available parts in the BMW Wheels category.

For users considering purchasing rims from the secondary market or refreshing their existing wheels, a practical guide describing the process of selection, condition assessment, and regeneration of alloy wheels will be useful – you can find it in the article Used wheels like new: a guide to buying and regenerating alloy wheels, which discusses key technical and operational aspects step by step.