BMW E90 E91 Black Rear Alloy Wheel Rim 18" ET:37 8.5J M Spider Spoke 193

Visual condition of the part

The product shows signs of use visible in the photos.

BMW E90 E91 Black Rear Alloy Wheel Rim 18" ET:37 8.5J M Spider Spoke 193 is an original rear light-alloy wheel designed for 3 Series models, ensuring precise handling and a consistent look with BMW's factory styling. The black color of the rim emphasizes the car's dynamic character, while the solid aluminum construction supports stability at higher speeds. This is a solution for drivers looking for a component with proven geometry and aesthetics in line with the BMW design language.

Specifications and technical data

• SKU: 7843841-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7843841
• Substitutable numbers: 7843841, 36117843841
• Location on the vehicle: Rear
• Color: Black
• Rim diameter: 18"
• Rim width: 8.5
• Offset (ET): 37
• Hole diameter: 120
• Number of holes: 5
• Rim material: Aluminium
• Category: Rims

Purpose and fitment for BMW 3 Series

The presented wheel has been designed as a rear axle component for the BMW 3 Series E90, E91, and E92 generations. The rim construction is adapted to the factory requirements of these models, which facilitates installation and helps maintain proper suspension geometry. As a result, the driver receives a component that works with the chassis in accordance with the manufacturer's specifications.

Construction, material, and performance parameters

The wheel is made of aluminum, which translates into a favorable strength-to-weight ratio and good steering response. The black surface of the rim gives the car a more assertive, modern look and blends well with both light and dark body colors. The dimensions of the rim and the properly selected offset promote vehicle stability and correct load distribution on the hubs.

The bolt pattern and center bore diameter are adapted to typical BMW hubs of this generation, allowing for trouble-free mounting of the wheel on the car. The number of mounting holes ensures even force distribution on the hub, and the appropriately selected rim width allows for the installation of popular tire sizes used in versions with a more dynamic character.

Benefits of using an alloy wheel

Using an alloy wheel on the rear axle positively affects the car's behavior during acceleration, braking, and cornering. Lower unsprung mass compared to typical steel wheels supports suspension performance, which can translate into more predictable car reactions. At the same time, the properly selected width and diameter of the wheel allow for the installation of tires with a sporty profile, which increases grip and steering precision.

A used alloy wheel is also a reasonable economic choice – it allows you to restore a factory wheel set or replace a damaged element without the need to invest in a set of new rims. For many BMW 3 Series users, this is a practical way to maintain a consistent look of the car after repairs or upgrades.

Application in wheel restoration and modernization

This type of wheel will work well both for a standard replacement of a damaged rim and in light visual upgrade projects. The black color hides typical operational dirt well while emphasizing the body lines. Combined with properly selected tires, you can achieve a more assertive silhouette for the car while maintaining parameters close to factory solutions.

If you want to better understand how to assess the condition of second-hand rims, what to look for when buying, and what the possibilities are for refreshing the surface, the following guide will be helpful: Used wheels like new: a guide to buying and refurbishing alloy wheels. This is a practical addition to your knowledge when planning the purchase of a used alloy wheel for your BMW.

Expanding your BMW wheel set

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

Summary

BMW E90 E91 Black Rear Alloy Wheel Rim 18" ET:37 8.5J M Spider Spoke 193 is a used, original rear light-alloy rim intended for demanding 3 Series users who want to maintain factory driving parameters and a consistent look for their car. The aluminum construction, black finish, and fitment to BMW specifications make it a functional choice when replacing a single wheel or completing a daily wheel set.