Mini F55 F56 F57 Black Wheel Alloy Rim 18" 7J ET:54 JCW Cup Spoke 6855115

Visual condition of the part

The product shows signs of use visible in the photos.

Mini F55 F56 F57 Black Wheel Alloy Rim 18" 7J ET:54 JCW Cup Spoke is an original John Cooper Works alloy rim, designed for precise handling and the dynamic character of Mini models. The black finish gives it a bold, sporty look, while the OEM construction ensures an excellent fit with factory suspension parameters. This is a solution for drivers who want to combine attractive design with the technical consistency of the entire chassis.

Specifications and technical data

• SKU: 6855115-2
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 6855115
• Substitutable numbers: 6855115, 36116855115
• Color: Black
• Rim diameter: 18"
• Rim width: 7
• Offset (ET): 54
• Hole diameter: 112
• Number of holes: 5
• Rim material: Aluminium
• Category: Rims

JCW rim construction and purpose

The rim has been developed specifically for the Mini F55, F56, and F57 series, taking into account the characteristics of the JCW version. This means a precisely selected rim geometry that supports stability at higher speeds and predictable vehicle behavior in corners. The aluminum material of the rim helps reduce unsprung mass compared to classic steel solutions, which promotes better suspension response to road irregularities.

The black surface of the rim emphasizes the sporty character of the body, blending well with both light and dark paint colors. The construction is designed to work with factory Mini braking systems, making installation easy without the need for additional spacers or modifications.

Geometric parameters and vehicle handling

The selection of rim parameters in this version is optimized for new-generation Mini models. The applied rim dimensions support:

• stable handling during dynamic driving,
• proper tire seating on the rim flange,
• maintenance of correct suspension geometry,
• seamless compatibility with factory steering system components.

The bolt pattern and number of mounting holes comply with the typical requirements of the Mini platform, which translates into secure seating of the rim on the hub and even load distribution. As a result, the rim performs well both in daily city driving and during a more dynamic driving style.

Material and operational durability

The rim is made of aluminum, which provides a favorable strength-to-weight ratio. This type of construction promotes better suspension performance and can positively influence ride comfort compared to heavier steel rims. The aluminum material also facilitates potential refurbishment processes, such as straightening or paint coating restoration.

As an item in the Wheels category intended for Mini, the rim has been designed for long-term use in varied road conditions. With the correct choice of tires and regular technical condition checks, it can serve as a solid base for both daily driving and occasional, more dynamic use.

Practical application and installation

The Mini JCW rim in this size works well as a replacement part after damage to one of the rims in a set or as a base for building a separate wheel set, e.g., for a different season. The OEM construction facilitates installation at a service center or tire shop without the need for non-standard mounting solutions.

By maintaining factory mounting parameters, you can count on predictable vehicle behavior after replacing the rims. This is particularly important for cars with a sportier character, where precision in handling and the repeatability of chassis reactions are of great importance.

Technical support and knowledge about alloy wheels

If you want to better understand how to assess the condition of a rim, what to look for when purchasing items from the Wheels category, and what the possibilities for refurbishment are, it is worth reaching for proven knowledge. Practical tips, checklists, and a discussion of common defects can be found in the article Used rims like new: a guide to buying and refurbishing alloy wheels, which will help you consciously choose the right rim for your car.

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