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Unity 15-525501 Air Suspension Spring - Rear Left
Overview of Unity Air Suspension Spring/Bag Rear Left
The Unity Air Suspension Spring/Bag 15-525501 is designed specifically for the rear left position on select BMW models. This air suspension spring is engineered to restore proper ride height and improve suspension performance for BMW 525i, 528i, and 540i vehicles.
- Rear left air suspension spring designed for BMW 525i, 528i, and 540i
- Part number 15-525501 ensures precise fitment and compatibility
- Part of the Unity Air Suspension Spring/Bag product line for reliable suspension support
- Constructed to maintain proper ride height and vehicle stability
- Compatible with suspension systems requiring air springs in the rear left position
Detailed Product Description
This Unity Air Suspension Spring/Bag 15-525501 is a replacement air spring intended for the rear left side of BMW 525i, 528i, and 540i models. Air suspension springs like this one are critical components that support the vehicle’s weight and absorb road shocks, contributing to a smoother ride and improved handling. The part number 15-525501 corresponds to a precise fitment, ensuring that the air spring integrates seamlessly with the existing suspension system on these BMW models.
The Unity Air Suspension Spring/Bag product line focuses on delivering components that meet the specific requirements of air suspension systems. This line is designed to provide consistent air pressure support and durability, helping maintain the vehicle’s ride height and suspension geometry over time.
Common Applications and Issues Addressed
- Restores proper rear left suspension height on BMW 525i, 528i, and 540i
- Replaces worn or leaking air springs causing uneven ride or sagging
- Improves vehicle stability and handling by maintaining correct suspension pressure
- Addresses air suspension warning lights related to rear left spring failure
- Helps eliminate unusual noises or vibrations from the rear suspension
Installation Notes and Tips
- Ensure vehicle is securely lifted and supported before removing the old air spring
- Release all air pressure from the suspension system prior to removal
- Verify the part number 15-525501 matches the original component for rear left position
- Inspect surrounding suspension components for wear or damage during installation
- After installation, check for air leaks and proper inflation to manufacturer specifications
Quality Assurance and Warranty
Unity air suspension components are manufactured to meet OEM standards for fit and function. The Air Suspension Spring/Bag product line undergoes quality control to ensure durability and performance. While specific warranty details are not provided here, Unity typically offers coverage against defects in materials and workmanship. It is recommended to consult the product documentation or supplier for exact warranty terms related to part number 15-525501.
| Brand | Unity |
|---|---|
| Part Number | 15-525501 |
| Position | Air Suspension Spring/Bag, Rear Left |
| Position | Rear Left |
This part fits 10 vehicles. Search below:
| Year | Make | Model | Body Type | Position | Notes |
|---|---|---|---|---|---|
| 2003 | BMW | 525i | Wagon | Rear Left | w/ Rear Leveling; Air Suspension Spring/Bag |
| 2003 | BMW | 540i | Wagon | Rear Left | w/ Rear Leveling; Air Suspension Spring/Bag |
| 2002 | BMW | 525i | Wagon | Rear Left | w/ Rear Leveling; Air Suspension Spring/Bag |
| 2002 | BMW | 540i | Wagon | Rear Left | w/ Rear Leveling; Air Suspension Spring/Bag |
| 2001 | BMW | 525i | Wagon | Rear Left | w/ Rear Leveling; Air Suspension Spring/Bag |
| 2001 | BMW | 540i | Wagon | Rear Left | w/ Rear Leveling; Air Suspension Spring/Bag |
| 2000 | BMW | 528i | Wagon | Rear Left | w/ Rear Leveling; Air Suspension Spring/Bag |
| 2000 | BMW | 540i | Wagon | Rear Left | w/ Rear Leveling; Air Suspension Spring/Bag |
| 1999 | BMW | 528i | Wagon | Rear Left | w/ Rear Leveling; Air Suspension Spring/Bag |
| 1999 | BMW | 540i | Wagon | Rear Left | 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.