BMW X5 E70 3.0d M57N2 Rear Right O/S Suspension Leg Axle Brake Disc

BMW X5 E70 3.0d M57N2 Rear Right O/S Suspension Leg Axle Brake Disc is an original suspension component designed for the rear right corner of the vehicle. Thanks to its factory-spec geometry and precise fitment for the M57N2 engine version, it ensures stable handling, accurate wheel alignment, and seamless integration with other suspension components. This is a practical solution for users looking for a proven dismantled steering knuckle for professional repair or replacement.

Specifications and technical data

• SKU: 6879102-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6879102
• Substitutable numbers: 33326879102, 6879102, 33207564127, 7564127, 33208609838, 8609838, 34216776787, 6776787, 34216868940, 6868940, 33326770982, 6770982, 33207568471, 7568471, 33207564126, 7564126, 33208603102, 8603102
• Location on the vehicle: Rear, Right
• Category: Suspension Component Replacement Kits

Purpose and function in the suspension system

The rear right steering knuckle in the BMW X5 E70 with the 3.0d M57N2 engine is responsible for stable wheel guidance, transferring loads from the control arms and shock absorber, and maintaining correct axle geometry. It is a key element connecting the wheel hub, braking system, and suspension, which directly impacts the vehicle's behavior during braking, acceleration, and cornering.

Its placement on the vehicle as rear – right side eliminates the risk of errors when selecting parts and allows for precise fitting to the specific mounting point on the X5 E70 body. As a result, the steering knuckle works correctly with factory control arms, springs, shock absorbers, and braking system components.

Benefits of using an original steering knuckle

Choosing a steering knuckle dedicated to the BMW X5 E70 3.0d M57N2 allows you to maintain the vehicle's factory handling parameters. Proper mounting geometry minimizes the risk of uneven tire wear, incorrect alignment, or unwanted body vibrations. This is particularly important in a heavy SUV, where the suspension operates under higher loads than in passenger cars.

This item from the Suspension Replacement Kits category works well for comprehensive rear axle repairs – especially when other components have also been damaged due to collisions, corrosion, or use on uneven surfaces. Using a steering knuckle matched to the specific model reduces the need for additional modifications and speeds up service work.

Characteristics of the used product

The steering knuckle comes from dismantling, which means it is a used component that retains functionality suitable for reinstallation. This type of part is a good choice for economical repairs when the priority is to maintain the original suspension design at reasonable service costs.

A used BMW X5 E70 3.0d M57N2 steering knuckle allows for restoring the correct operation of the rear axle without the need to resort to aftermarket replacements with uncertain geometry. This solution is often chosen by workshops specializing in the BMW brand, where compatibility with factory components and predictable vehicle behavior after repair are paramount.

Practical installation and maintenance tips

When replacing the steering knuckle, it is recommended to simultaneously check the condition of the wheel bearing, control arms, bushings, and braking system components. After installation, it is necessary to perform a rear axle geometry alignment to fully utilize the potential of the newly installed part and avoid premature tire wear.

To extend the service life of dismantled suspension components, it is worth applying regular maintenance, checking the condition of rubber boots, and avoiding prolonged driving with an overloaded vehicle. Additional practical advice on using pre-owned components can be found in the article How to extend the life of used car parts?, which discusses suspension and dismantled parts among other topics.

Compatibility and selection within the same suspension group

The rear right steering knuckle for the BMW X5 E70 3.0d M57N2 is part of the same assembly group as the control arms, springs, shock absorbers, and rear axle mounting elements. For major repairs, it is worth considering replacing several components at once to restore the consistent performance of the entire suspension system and reduce the need for repeat service visits.

If you are planning a comprehensive repair or upgrade of the rear axle suspension area in your BMW and need other elements from the same group, such as control arms, springs, or shock absorbers, check the available parts in the BMW Suspension Replacement Kits category.

Summary

BMW X5 E70 3.0d M57N2 Rear Right O/S Suspension Leg Axle Brake Disc is a functional, original suspension element designed for the rear right side of the vehicle. It ensures proper wheel guidance, maintenance of geometry, and correct cooperation with other rear axle components. It is a sensible choice for drivers and workshops looking to restore the correct suspension operation in a BMW X5 E70 using a used part with factory-spec fitment.