HomeSuspension > Suspension, Springs and Related ComponentsUnity 15-518100 Air Suspension Spring - Rear
Part #: 15-518100

Unity 15-518100 Air Suspension Spring - Rear

Air Suspension Spring, Rear
⚙️ 12 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, Rear
🚗Fitment: Ram, 1500 and 1500 Classic
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Air Suspension Spring for Ram 1500 and 1500 Classic

The Unity Air Suspension Spring/Bag 15-518100 is designed to restore and maintain proper suspension performance for Ram 1500 and 1500 Classic models. This air suspension spring provides consistent support and ride quality for vehicles equipped with air suspension systems.

  • Compatible with Ram 1500 and Ram 1500 Classic models
  • Part number 15-518100 ensures precise fitment
  • Designed for air suspension systems requiring replacement springs or bags
  • Manufactured by Unity, a recognized brand in suspension components
  • Part of the Air Suspension Spring/Bag product line for reliable air ride support

Product Line Overview: Air Suspension Spring/Bag

The Unity Air Suspension Spring/Bag product line focuses on components that replace or upgrade air springs in vehicle suspension systems. These parts are engineered to provide consistent air pressure support, helping maintain vehicle height and improve load handling. The 15-518100 air suspension spring is part of this line, tailored specifically for Ram trucks requiring air spring replacements.

Detailed Product Description

This air suspension spring is engineered to fit Ram 1500 and 1500 Classic trucks equipped with air suspension systems. The part number 15-518100 corresponds to a direct replacement air spring designed to restore the original ride height and suspension performance. By maintaining proper air pressure and cushioning, this component helps reduce wear on other suspension parts and improves overall vehicle stability under varying load conditions.

Common Applications and Issues Addressed

  • Restores proper ride height for Ram 1500 and 1500 Classic air suspension systems
  • Replaces worn or leaking air springs causing uneven suspension
  • Improves load carrying capacity and vehicle stability
  • Reduces suspension noise and harshness related to failing air springs
  • Helps prevent premature wear of shocks and other suspension components

Installation Notes and Tips

Installation of the Unity 15-518100 air suspension spring should be performed by a qualified technician familiar with air suspension systems. Proper handling of air lines and fittings is essential to avoid leaks. It is recommended to inspect related suspension components during replacement to ensure overall system integrity.

Quality Assurance and Warranty

Unity manufactures the 15-518100 air suspension spring to meet industry standards for durability and performance. While specific warranty details are not provided, Unity products typically undergo quality control testing to ensure reliable operation within the specified vehicle applications.

This part fits 12 vehicles. Search below:

YearMakeModelPositionNotes
2023Ram1500 ClassicRearWith Air Suspension; Air Suspension Spring
2022Ram1500 ClassicRearWith Air Suspension; Air Suspension Spring
2021Ram1500 ClassicRearWith Air Suspension; Air Suspension Spring
2020Ram1500 ClassicRearWith Air Suspension; Air Suspension Spring
2019Ram1500Rearw/ Air Suspension; Air Suspension Spring/Bag
2019Ram1500 ClassicRearWith Air Suspension; Air Suspension Spring
2018Ram1500Rearw/ Air Suspension; Air Suspension Spring/Bag
2017Ram1500Rearw/ Air Suspension; Air Suspension Spring/Bag
2016Ram1500Rearw/ Air Suspension; Air Suspension Spring/Bag
2015Ram1500Rearw/ Air Suspension; Air Suspension Spring/Bag
2014Ram1500Rearw/ Air Suspension; Air Suspension Spring/Bag
2013Ram1500Rearw/ Air Suspension; 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:

4877136AB949-350A-3016AS-7063

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