Polyair Bellows Ultimate
The Bellows Ultimate load assist kits are designed for leaf sprung vehicles, providing adjustable air support to prevent rear-end sagging when loaded or towing. They ensure a smooth ride when unloaded and can be easily adjusted to handle varying loads, enhancing safety and handling.

Constructed with high-strength materials and easy to install, these kits offer a reliable solution for both standard and raised applications.

Adjustable Air Support
The Polyair Bellows kits offer air adjustability from 5-100 psi, allowing you to tailor the level of support for different load types and weights. This ensures a comfortable, smooth ride when unloaded and optimal handling and safety when carrying heavy loads.

Durable Construction
Built with superior 2-ply fabric reinforced rubber and ultra-high strength, corrosion-proof Zytel® Nylon end caps, Polyair Bellows are designed for long-lasting performance and reliability. Easy to install with illustrated instructions, these kits often do not require chassis drilling for most applications.

• Air adjustable from 5-100psi
• Built with a superior 2-ply fabric reinforced rubber
• Ultra high strength & corrosion proof end caps

Fitment Notes:
Standard Height