HomeSuspension > Suspension, Springs and Related ComponentsUnity 15-540801 Air Suspension Spring - Rear Left
Part #: 15-540801

Unity 15-540801 Air Suspension Spring - Rear Left

Air Suspension Spring/Bag, Rear Left
⚙️ 6 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Air Suspension Spring/Bag, Rear Left
🚗Fitment: Cadillac, DTS
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Rear Air Suspension Spring for Cadillac DTS

The Unity Air Suspension Spring/Bag 15-540801 is designed specifically for the rear position of Cadillac DTS models. This air suspension spring provides consistent support and ride quality, helping maintain proper vehicle height and comfort under varying load conditions.

  • Rear air suspension spring designed for Cadillac DTS
  • Part number 15-540801 ensures precise fitment
  • Part of the Unity Air Suspension Spring/Bag product line
  • Enhances ride stability and load handling
  • Durable construction for long-lasting performance

About the Unity Air Suspension Spring/Bag Product Line

The Unity Air Suspension Spring/Bag line focuses on delivering reliable air springs engineered to meet or exceed OEM specifications. This product line is tailored to provide consistent air pressure support and durability, ensuring that vehicles like the Cadillac DTS maintain optimal suspension performance and ride height control.

Product Details and Compatibility

This rear air suspension spring, part number 15-540801, is compatible with Cadillac DTS models requiring rear air springs. It is engineered to replace worn or damaged air springs, restoring the vehicle’s suspension system to proper working condition. The air spring supports the rear suspension by adjusting to load changes, improving ride comfort and vehicle handling.

Common Applications and Issues Addressed

  • Restores proper rear suspension height on Cadillac DTS
  • Replaces leaking or damaged rear air springs
  • Improves ride quality and stability under load
  • Corrects uneven suspension sagging in the rear
  • Supports air suspension system functionality

Installation Notes and Tips

Installation of the Unity 15-540801 rear air suspension spring should be performed by a qualified technician familiar with air suspension systems. Ensure the vehicle is safely supported and the air system is depressurized before removal. Verify the part number and rear position fitment prior to installation to avoid compatibility issues.

Quality Assurance and Warranty

Unity air suspension springs are manufactured to meet industry standards for durability and performance. While specific warranty details are not provided here, Unity products typically come with a limited warranty against defects in materials and workmanship. Consult product documentation or the manufacturer for exact warranty terms.

BrandUnity
Part Number15-540801
PositionAir Suspension Spring/Bag, Rear Left
PositionRear

This part fits 6 vehicles. Search below:

YearMakeModelPositionNotes
2011CadillacDTSRear Leftw/ Air Suspension; Excluding Armored Body; Air Suspension Spring/Bag
2010CadillacDTSRear Leftw/ Air Suspension; Excluding Armored Body; Air Suspension Spring/Bag
2009CadillacDTSRear Leftw/ Air Suspension; Excluding Armored Body; Air Suspension Spring/Bag
2008CadillacDTSRear Leftw/ Air Suspension; Excluding Armored Body; Air Suspension Spring/Bag
2007CadillacDTSRear Leftw/ Air Suspension; Excluding Armored Body; Air Suspension Spring/Bag
2006CadillacDTSRear Leftw/ Air Suspension; Excluding Armored Body; 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:

4J-0001AAS-7342

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.