BMW 7 Series E65 E66 Front Left Right N/O/S Wheel Ventilated Brake Disc 348X30

BMW 7 Series E65 E66 Front Left Right N/O/S Wheel Ventilated Brake Disc is an original component from the Brake discs group, designed for the front axle of BMW 7 Series E65/E66 generation vehicles. The product comes from a vehicle dismantling process, which allows for maintaining factory fitment and braking system performance parameters while reducing maintenance costs.

Specifications and technical data

• SKU: 6864057
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6864057
• Substitutable numbers: 34116864057, 6864057, 34116750267, 6750267, BG
• Location on the vehicle: Front, Left, Right
• Category: Brake Disc Rotors

Purpose and vehicle placement

The presented brake disc is intended for installation on the front axle of the vehicle and can be used on either the left or right side. This solution facilitates part selection during brake system maintenance, especially when replacing both discs simultaneously, in accordance with good workshop practices.

Thanks to its precise fitment to the hub and caliper design in the BMW E65/E66, the disc works seamlessly with the factory braking system, ensuring stable brake pad guidance, even wear, and predictable braking characteristics.

Technical specifications and compatibility

The disc was designed as an OEM component, which means it maintains the original geometry, properly selected mass, and the correct working surface. This is crucial for:

• maintaining proper braking efficiency across the full speed range,
• thermal stability during intensive use,
• correct operation with factory brake pads and assistance systems (ABS, DSC).

The presence of dedicated part numbers and interchangeable numbers facilitates clear identification of the component and its matching to a specific BMW 7 Series equipment version, which is particularly important when selecting used brake system components.

Product condition and benefits of choosing used parts

The offered brake disc is a used component, sourced from an original BMW braking system. Choosing such a part allows for maintaining the vehicle's factory specifications while reducing repair costs compared to purchasing a new OEM component. This solution is often chosen for servicing luxury vehicles, where compliance with the original design is a priority.

If you want to better understand how to safely select brake system components from the secondary market, it is worth reading our guide: Second-hand brake system: how to safely choose discs, calipers, and ABS?. The article contains a practical checklist helpful when purchasing used brake discs.

Additional information on the advantages and limitations of dismantled parts can also be found in the material: Used car parts: Myths and facts you need to know, which helps in making an informed approach to choosing components such as brake discs.

Practical installation and operational tips

When replacing a disc on the front axle, it is recommended to:

• install a pair of discs on both front wheels to maintain braking symmetry,
• check the condition of brake pads and flexible hoses,
• thoroughly clean the hub and check for radial runout before tightening the disc,
• properly tighten the mounting bolts according to the vehicle manufacturer's recommendations.

This approach allows you to fully utilize the potential of the offered disc and reduce the risk of vibrations, noise, or uneven wear of friction elements.

Expanding BMW brake system service

If you are planning a comprehensive repair or upgrade of the braking zone in your BMW and need other elements from the same group, such as additional discs, compatible pads, or other system components, check the available parts in the BMW Brake discs category.

Summary

BMW 7 Series E65 E66 Front Left Right N/O/S Wheel Ventilated Brake Disc is a sensible choice for users who want to maintain the original braking characteristics of their BMW 7 Series at optimal service costs. Its original origin, fitment for the front axle, and the ability to be used on both sides of the vehicle make it a functional solution for repairs and inspections of the braking system.