OE Quality
60-Day Returns

Unity 15-525600 Air Suspension Spring - Rear
Overview of Unity Air Suspension Spring/Bag Rear for BMW
The Unity Air Suspension Spring/Bag 15-525600 is designed specifically for the rear position of select BMW models. This air suspension spring is engineered to restore proper ride height and improve suspension performance on BMW 530xi, 535i, 535i xDrive, and 535xi vehicles.
- Rear air suspension spring compatible with BMW 530xi, 535i, 535i xDrive, and 535xi
- Part number 15-525600 ensures precise fitment and reliable performance
- Designed to maintain optimal ride height and suspension stability
- Constructed to meet OEM specifications for durability and safety
- Part of the Unity Air Suspension Spring/Bag product line for consistent quality
Detailed Product Description
This Unity Air Suspension Spring/Bag rear air spring (part number 15-525600) is engineered to replace worn or damaged air suspension components on compatible BMW models. The rear position air spring supports the vehicle’s suspension system by providing adjustable air pressure to maintain proper ride height and absorb road irregularities. This helps ensure a smooth and controlled driving experience, especially on BMW 530xi, 535i, 535i xDrive, and 535xi models. The part is manufactured to meet strict quality standards, offering a reliable solution for restoring suspension function.
The Unity Air Suspension Spring/Bag product line focuses on delivering air springs and bags that meet or exceed OEM requirements. This line is designed to provide consistent air pressure support and durability, making it suitable for various suspension repair and maintenance needs. The 15-525600 rear air spring is a key component within this line, tailored for specific BMW applications to ensure proper fit and performance.
Common Applications and Issues Addressed
- Restores proper rear ride height on BMW 530xi, 535i, 535i xDrive, and 535xi
- Replaces leaking or damaged air suspension springs
- Improves suspension stability and vehicle handling
- Eliminates uneven or sagging rear suspension
- Addresses air spring failure symptoms such as rough ride or suspension noise
Installation Notes and Tips
- Ensure vehicle is securely lifted and supported before installation
- Release air pressure from the suspension system prior to removal
- Inspect related suspension components for wear or damage during replacement
- Use OEM or recommended tools to avoid damage to air spring fittings
- After installation, verify proper air pressure and suspension function
Quality Assurance and Warranty
Unity manufactures the Air Suspension Spring/Bag line to meet stringent quality and durability standards. Each air spring undergoes testing to ensure it meets performance and safety requirements. The part number 15-525600 is backed by Unity’s quality assurance protocols. Please refer to Unity’s warranty policy for specific coverage details related to this air suspension spring.
| Brand | Unity |
|---|---|
| Part Number | 15-525600 |
| Position | Air Suspension Spring/Bag, Rear |
| Position | Rear |
This part fits 7 vehicles. Search below:
| Year | Make | Model | Body Type | Position | Notes |
|---|---|---|---|---|---|
| 2010 | BMW | 535i | Wagon | Rear | Fits Wagon w/Rear leveling; Air Suspension Spring/Bag |
| 2010 | BMW | 535i xDrive | Wagon | Rear | Fits Wagon w/Rear leveling; Air Suspension Spring/Bag |
| 2009 | BMW | 535i | Wagon | Rear | Fits Wagon w/Rear leveling; Air Suspension Spring/Bag |
| 2009 | BMW | 535i xDrive | Wagon | Rear | Fits Wagon w/Rear leveling; Air Suspension Spring/Bag |
| 2008 | BMW | 535xi | Wagon | Rear | Fits Wagon w/Rear leveling; Air Suspension Spring/Bag |
| 2007 | BMW | 530xi | Wagon | Rear | Fits Wagon w/Rear leveling; Air Suspension Spring/Bag |
| 2006 | BMW | 530xi | Wagon | Rear | Fits Wagon w/Rear leveling; Air Suspension Spring/Bag |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.