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. Includes an internal bump stop for added peace of mind.

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.

Added Peace of Mind
Unlike the standard Bellows air bags, the Bellows Ultimate feature an internal bump stop.
This addition gives you added protection for those really heavy loads.
The bump stops gives you peace of mind that the air bags can handle any unexpected challenges.

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

Fitment Notes:
Standard Height