BMW F30 F31 F32 F33 Grey Wheel Alloy Rim 19" M Star Spoke 403 ET:36 8J 7850020

Visual condition of the part

The product shows signs of use visible in the photos.

BMW F30 F31 F32 F33 Grey Wheel Alloy Rim 19" M Star Spoke 403 ET:36 8J is an original light-alloy rim designed for 3 and 4 Series models, combining a sporty look with precise technical specifications. The characteristic M Star Spoke pattern emphasizes the dynamic body lines, while the aluminum construction promotes better suspension response. Maintained in a subtle grey finish, the design blends well with both light and dark body colors.

Specifications and technical data

• SKU: 7850020-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7850020
• Substitutable numbers: 36117850020, 7850020
• Color: Grey
• Rim diameter: 19"
• Rim width: 8
• Offset (ET): 36
• Hole diameter: 120
• Number of holes: 5
• Rim material: Aluminium
• Category: Rims

Purpose and BMW compatibility

The rim has been designed for BMW F30, F31, F32, and F33 platforms, ensuring a perfect fit for the suspension geometry and handling characteristics of these models. The design accounts for the correct bolt pattern, bore diameter, and number of mounting points, allowing the rim to work seamlessly with factory hubs and braking system components. This solution helps maintain proper vehicle handling, stability at higher speeds, and predictable cornering behavior.

Construction, material, and performance parameters

The rim belongs to the Wheels category and is made of aluminum, which translates into a favorable strength-to-weight ratio. A lighter rim compared to steel counterparts reduces unsprung mass, which can improve suspension response to road irregularities and increase steering precision. The applied rim profile and carefully selected offset promote proper wheel arch filling while maintaining the manufacturer's factory standards regarding wheel geometry.

The grey finish of the rim is visually neutral and effectively masks typical operational dirt, such as brake dust. At the same time, it highlights the characteristic multi-spoke M Star Spoke pattern, which is highly sought after by users looking for a sportier look without sacrificing the original BMW style.

Mounting and operational characteristics

The 19" M Star Spoke 403 alloy rim has been prepared as a plug-and-play component for the specified BMW models, facilitating installation in place of previously used rims. The appropriately selected width, diameter, and mounting parameters allow for the use of tire profiles typical for factory configurations or similar sporty solutions. This makes it possible to maintain a balance between driving comfort and steering precision.

The used condition means that the rim has been in service, but it can still fulfill its function as a replacement part or a base for potential visual refurbishment. For many users, this is a reasonable compromise between purchase cost and maintaining the original look and technical parameters characteristic of BMW M-line wheels.

Practical application and benefits of choosing BMW alloy wheels

Choosing an original 19" BMW alloy wheel is a solution aimed at drivers who want to maintain the stylistic consistency of the car and preserve driving parameters in accordance with the manufacturer's specifications. This type of rim can be used both as a replacement for a damaged wheel and as a component to complete a set after replacing a single unit. Additionally, the aluminum construction promotes efficient heat dissipation from the braking system, which is important during dynamic driving.

If you are planning a comprehensive repair or upgrade of the wheel and tire area in your BMW and need other items from the same group, such as additional rims, wheel sets, or wheels with a different pattern, check out the available parts in the BMW Wheels category.

How to consciously buy used alloy wheels

When choosing a used alloy wheel, it is worth paying attention to the compliance of parameters with the vehicle's factory requirements, the condition of the working surfaces, and the possibility of potential paint refurbishment. It is also good practice to compare the currently mounted wheels with the purchased unit in terms of construction and dimensions to avoid problems with installation or vehicle handling.

If you want to better understand the process of selecting, assessing the condition, and potentially refurbishing rims, our blog guide will be helpful: Used wheels like new: a guide to buying and refurbishing alloy wheels. Thanks to it, you will more easily assess how to practically utilize the potential of original, used BMW alloy wheels.