Handle big loads with full-time load support, improve safety and ride quality.

Polyair Bellow kits are our heaviest-rated kits for hauling or towing heavy loads. They’re engineered and built with reinforced rubber bellows and end caps made of ultra-high strength Zytel(r) nylon, strong as steel, but it weighs less and is corrosion proof.

It’s all held together with our exclusive Shur-Grip crimp for lasting strength.

• Brute strength our toughest add-on bags for your heaviest loads, right up to manufacturer recommended gross vehicle weight rating
• Rugged 2-ply fabric reinforced air springs are built like a tire.
• Fully adjustable, to keep your vehicle riding level and comfortable, whether loaded, towing or light, on any road conditions!
• Engineered to be easy to install in two hours or less. Many popular kits require no drilling! Up to 2200kg (5,000 lbs) of leveling capacity.*
• Air adjustable from 5 to 100 psi, for maximum comfort to maximum load support.
• Easy to install, with full illustrated instructions.
• Quick connecting easy-to-use engineered polymer air fittings.
• Tough, reinforced air bellows for long-lasting strength.
• 2 year, unlimited km warranty