BMW X5 E70 Silver Rear Wheel Alloy Rim 20" Cross Spoke 177 11J ET:37 6774399

Visual condition of the part

The product shows signs of use visible in the photos.

BMW X5 E70 Silver Rear Wheel Alloy Rim 20" Cross Spoke 177 11J ET:37 is an original light-alloy rear rim, designed specifically for demanding BMW model users. The Cross Spoke design provides a distinctive, dynamic look, while the silver finish harmoniously complements the body lines. This is a solution for drivers who expect precise handling, stylistic consistency, and factory fitment.

Specifications and technical data

• SKU: 6774399-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6774399
• Substitutable numbers: 6774399, 36116774399
• Location on the vehicle: Rear
• Color: Silver
• Rim diameter: 20"
• Rim width: 11
• Offset (ET): 37
• Hole diameter: 120
• Number of holes: 5
• Rim material: Aluminium
• Category: Rims

Purpose and fitment for BMW X5 E70

The presented rim has been developed as a rear axle component for the BMW X5 E70 generation, maintaining factory mounting parameters. The properly selected diameter, width, offset, bolt pattern, and center bore guarantee correct wheel seating in the wheel arch, as well as proper interaction with the suspension and drivetrain. As a result, the vehicle's key driving characteristics are preserved, such as stability at higher speeds, predictable behavior in corners, and correct operation of safety systems.

Construction, material, and design characteristics

The rim belongs to the Rims category and is made of aluminum, which allows for a reduction in unsprung mass compared to steel solutions. A lighter construction promotes faster suspension response, improving comfort and handling precision. The Cross Spoke layout ensures even load distribution, which is crucial for wide rims and the use of high-performance tires.

The silver finish of the rim creates a cohesive, elegant look that works well with both light and dark body colors. At the same time, the surface is easy to maintain, which helps keep an attractive appearance during daily use.

Performance parameters and benefits of installation

The selection of the rim diameter and width has been optimized for mounting tires with a profile suitable for a BMW X5 E70 class SUV. The appropriate offset, bolt pattern, and number of mounting holes translate into:

• stable wheel seating on the hub,
• proper torque transfer,
• correct interaction with the braking system,
• preservation of factory suspension geometry.

Thanks to the use of aluminum, the rim features a favorable strength-to-weight ratio, which promotes more responsive handling. The Cross Spoke construction supports even distribution of forces acting during acceleration, braking, and driving over uneven surfaces, which is significant given the weight and performance of the BMW X5 E70.

Condition, application, and practical aspects

The rim is a used item, making it an attractive cost-effective alternative to new OEM components, while maintaining original geometry and mounting compatibility. It can be used both as a replacement for a damaged rim and as a base for potential visual refurbishment if the user wishes to refresh the paint coating according to their own preferences.

Choosing an original aluminum rim for a BMW reduces the risk of problems with balancing, air leaks, or improper hub fitment, which are often encountered with low-quality replacements. This is a solution for drivers who prioritize factory driving parameters and predictable vehicle behavior in daily operation.

Configuration expansion and technical knowledge

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

When choosing a used aluminum rim, it is worth paying attention to the compatibility of mounting parameters, any signs of wear, and the possibility of coating refurbishment. A detailed discussion of these issues, along with practical tips on purchasing and refreshing rims, can be found in the article Used rims like new: a guide to buying and refurbishing alloy wheels, which will help you consciously plan your investment in a set of wheels for your car.