BMW X5 Series E53 Rear Left Right N/O/S Wheel Brake Disc Set 324X12

The BMW X5 E53 Rear Brake Disc Set is an original kit designed for the left and right sides of the rear axle. A working diameter of 324 mm and a thickness of 12 mm ensure proper fitment with the factory braking system, while using parts from disassembly allows for maintaining original braking characteristics at a reasonable service cost.

Specifications and technical data

• SKU: 6859678-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6859678
• Substitutable numbers: 34216859678, 6859678, 34216765458, 6765458, 34211164911, 1164911, 34216794299, 6794299
• Location on the vehicle: Rear, Right, Left
• Category: Brake Disc Rotors

Intended Use and Fitment for BMW X5 E53

The presented set includes two rear brake discs intended for the rear axle of the BMW X5 E53 series, mounted on the left and right sides. The disc design has been developed for the factory braking system of this model, which translates to correct cooperation with calipers, pads, and ABS/DSC systems.

By maintaining the original geometry and working parameters, the discs ensure stable pad guidance, predictable deceleration, and even load distribution on both sides of the axle. This is particularly important in a heavy SUV like the BMW X5 E53, where the braking system operates under higher loads than in passenger cars.

Technical Characteristics of the Disc Set

The rear disc set with dimensions of 324x12 mm has been designed as a friction system component with an optimized working surface. The disc thickness has been selected to ensure adequate thermal capacity and rigidity, which reduces the risk of overheating and undesirable vibrations during intensive braking.

The bolt pattern, centering diameter, and friction surface profile are compliant with BMW's factory specifications for the X5 E53, ensuring that the discs work with original calipers and pads without any modifications. The use of original construction also promotes even pad wear and stable operation of braking assistance systems.

Benefits of Using Used Original Discs

Choosing a used rear brake disc set for the BMW X5 E53 is a solution for users who want to maintain their car in a configuration close to the factory standard while controlling service costs. The original design ensures:

• consistency of braking characteristics with the vehicle manufacturer's intentions,
• proper fitment to hubs and calipers without additional adaptations,
• maintained compatibility with the braking system's electronics.

The used condition means the part comes from disassembly, allowing for the reuse of an original part in good operational condition, rather than opting for unreliable aftermarket alternatives. This is particularly important for a critical system like brakes.

Safe Selection of Used Braking System Components

When choosing used brake discs, it is crucial to pay attention to compatibility with the specific version of the BMW X5 E53, its placement on the vehicle, and its working parameters. It is also advisable to be aware of the basic principles for assessing wear and permissible tolerances to ensure safe installation and compliance with good service practice. Detailed guidance on how to responsibly approach the purchase of used discs, calipers, and ABS components can be found in the article: Second-hand braking systems – how to safely choose discs, calipers, and ABS?.

Expanding the BMW Braking System – Brake Discs

If you are planning a comprehensive repair or upgrade of the braking zone in your BMW and need other components from the same group, such as additional disc sets, compatible pad kits, or complementary components for the rear axle, check the available parts in the BMW Brake Discs category.

Summary

The BMW X5 Series E53 – Rear Brake Disc Set 324x12 is a solution designed for users who value the original manufacturer's specifications. The set, covering the left and right sides of the rear axle, ensures proper fitment, predictable braking, and consistency with the factory braking system. It is a practical choice for servicing the BMW X5 E53, allowing for the combination of original component functionality with a rational approach to vehicle maintenance costs.