BMW E90 Coil Spring Set Rear Left Right N/O/S Coil Spring Suspension KYB RA7064

BMW E90 Coil Spring Set Rear Left Right N/O/S Coil Spring Suspension KYB is a set of suspension springs designed for the rear axle, prepared for installation on the right and left sides of BMW vehicles. The set belongs to the Leaf and coil springs category, allowing for a technically correct replacement of components responsible for the stability and comfort of the rear suspension.

Specifications and technical data

• SKU: E90 KYB RA7064 Rear Coil Spring Set
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: E90 KYB RA7064 Rear Coil Spring Set
• Substitutable numbers: E90 KYB RA7064 Rear Coil Spring Set, KD
• Location on the vehicle: Rear, Right, Left
• Category: Leaf & Coil Springs

Purpose and vehicle placement

The presented set of springs is designed for installation on the rear axle, with dedicated placement for the right and left sides. This solution ensures consistent performance parameters for both sides of the suspension, which translates into predictable vehicle behavior during driving, braking, and traversing uneven surfaces.

Rear springs are a key element responsible for maintaining the correct body height, stability under load, and proper cooperation with shock absorbers. Proper fitment to a specific BMW model minimizes the risk of incorrect deflection, excessive body roll, and accelerated wear of other suspension components.

Technical and functional characteristics

The set belongs to the Leaf and coil springs category, meaning it is constructed to handle vertical loads, dampen vibrations, and maintain stable geometry of the rear part of the vehicle. Using two matched springs in a set allows for the simultaneous replacement of both sides, which is recommended for uniform suspension performance.

These components work with the factory BMW suspension system, ensuring appropriate deflection and rebound characteristics. As a result, the car maintains a predictable response to changes in trunk and rear seat loads, as well as stability during dynamic cornering.

Benefits of using the rear axle spring set

Choosing a complete set of rear springs offers a number of practical operational benefits:

• consistent performance characteristics on the right and left sides of the rear axle,
• maintaining the correct body position relative to the ground,
• reduction of body roll and "nose-diving" during braking,
• better cooperation with shock absorbers and other suspension elements,
• more predictable vehicle handling under full load.

Thanks to the precise selection for a specific BMW model, the spring set allows for maintaining factory handling characteristics, which is particularly important for drivers expecting stable and confident car behavior in daily use.

Condition and selection of the correct part

The offered item is in used condition, which allows for an economical replacement of springs while maintaining the functionality required for daily driving. Before installation, a standard workshop inspection is recommended to confirm compatibility with the specific equipment version and the general condition of the suspension system.

To select the right set for your BMW, it is worth verifying manufacturer markings, part numbers, and placement on the vehicle. Advice from suspension specialists who can assess whether the replacement should also include other cooperating elements, such as bump stops or mounts, may also be helpful.

If you want to deepen your knowledge on the safe selection of aftermarket parts and avoid mistakes when matching them to a specific car version, it is worth using the expert advice described in the article No more bad purchases! How to professionally select used car parts.

Expanding BMW suspension upgrades

If you are planning a comprehensive repair or upgrade of the rear suspension area in your BMW and need other elements from the same group, such as additional springs, leaf springs, or related suspension components, check the available parts in the BMW leaf and coil springs category.